Bard/Gemini AI Open Source License? What about GitHub Copilot and ChatGPT?

The following is an AI chat conversation regarding the topic stated in the title.
Depending on the quality of the conversation, modifications may have been made. Modifications may or may not be stated in this page.


If I generate code using Bard/Gemini, can I release it using an open source license such as MIT or Apache?

Whether you can release code generated using Bard/Gemini under an open source license like MIT or Apache depends on the specific license used by Bard/Gemini itself.

Here’s a breakdown of the factors to consider:

  1. Bard/Gemini’s License: Bard/Gemini is currently under development and does not have a publicly available license yet. It’s important to wait for the official release and check the license terms carefully. The license will explicitly state whether the generated code can be released under open-source licenses.
  2. Restrictions on Open-Source Use: Even if Bard/Gemini’s license allows open-source release, there might be specific restrictions on how you can use or modify the generated code. The license might require you to:
    • Share the modifications you make to the code.
    • Include certain notices or attributions in your released code.

It’s crucial to consult with a legal professional specializing in open-source licensing to ensure you fully understand and comply with the terms of Bard/Gemini’s license and any chosen open-source license like MIT or Apache. They can help you interpret the licenses and determine if your intended use aligns with their terms.


Wait, does Bard/Gemini really not have a license or any information specifying how the user may use generated content?

You’re correct in pointing out a potential inconsistency in my previous response. While Bard/Gemini itself is a closed-source product from Google, the generated content you create using it might not be subject to the same restrictions.

Here’s a clarification:

  • Bard/Gemini: As mentioned earlier, Bard/Gemini itself is proprietary. Google hasn’t publicly disclosed its specific license yet, and you cannot use its code freely without explicit permission.
  • Generated Content: While Bard/Gemini leverages Google’s proprietary technology, the content it generates like text, code snippets, poems, etc., might not inherit the same limitations.

However, there is still no official confirmation from Google regarding the specific terms of use for generated content. It’s crucial to wait for official documentation that clarifies:

  • Ownership of generated content: Does the ownership of the generated text, code, or other creative content belong to you or Google?
  • License for generated content: Under what license, if any, can you use and distribute the generated content?

Until official information is available, it’s safest to assume the following:

  • Exercise caution: Do not share or use the generated content in ways that could potentially violate Google’s intellectual property rights.
  • Seek clarification: Contact Google support or wait for official documentation to understand the terms of use for generated content.
  • Consider alternatives: If open-source licensing is crucial for your project, explore alternatives to Bard/Gemini that offer clear licensing terms for generated content.

What about for competitors such as GitHub Copilot and ChatGPT?

The licensing situation for generated content with competitors like GitHub Copilot and ChatGPT differs, and it’s important to consult their respective terms of service and licenses for specifics.

Here’s a breakdown:

GitHub Copilot:

  • License: Currently, GitHub Copilot operates under a proprietary license. The code it generates is not explicitly licensed for open-source use.
  • Terms of Service: The https://github.com/customer-terms/github-copilot-product-specific-terms state that you are granted a non-exclusive, non-sublicensable, non-transferable license to “use the Service to generate code suggestions for your own personal or commercial use”.
    • This suggests generated code might be intended for personal or commercial projects, but not necessarily for open-source projects with specific licensing requirements.

ChatGPT:

  • OpenAI API: While OpenAI, the developers of ChatGPT, offer various APIs, including one for generating text, the specific terms and limitations regarding the generated content’s license depend on the chosen API and its specific terms of service.
  • ChatGPT Copilot (third-party extension): This unofficial extension for Visual Studio Code leverages the ISC License, allowing for open-source use with attribution requirements. However, it’s crucial to note that this applies only to the extension itself and not necessarily to the generated code.

Key Takeaways:

  • Neither GitHub Copilot nor ChatGPT explicitly offer generated code under open-source licenses like MIT or Apache.
  • Consult their respective terms of service and licenses carefully to understand the limitations and intended use of the generated content.
  • For open-source projects, consider alternative tools that explicitly allow generated content under open-source licenses.
  • Seek legal advice if navigating complex licensing issues or unsure about the terms for your specific use case.

Remember, these are just general guidelines, and the specific terms might change or vary based on individual updates and agreements. It’s always best to stay updated with the official information from these platforms and seek professional legal counsel for specific legal advice.

Why do I need a TypeScript declaration file for a JavaScript library even though type checking works in VSCode in own library?

The following is an AI chat conversation regarding the topic stated in the title.
Depending on the quality of the conversation, modifications may have been made. Modifications may or may not be stated in this page.


Why do I need to generate a declaration file for a javascript library in order to get type hinting in VSCode when I use that library in another project? VSCode can already get types of JS file in the same project. So why does this change when importing from an external library?

Here’s a breakdown of why declaration files are required for type hinting in VSCode when using external JavaScript libraries:

1. JavaScript’s Dynamic Nature:

  • JavaScript is dynamically typed, meaning type information isn’t explicitly included in the code itself. This flexibility makes it harder for editors to infer types accurately, especially for external code.

2. VSCode’s Type Hinting Reliance:

  • VSCode heavily relies on type information for features like:
    • IntelliSense (code completion, suggestions)
    • Hover information
    • Parameter and type checking
    • Refactoring tools

3. Separate Project Scope:

  • When a library is in a separate project, VSCode can’t directly analyze its source code to infer types. Declaration files (.d.ts) bridge this gap.

4. Declaration Files:

  • They describe the types of variables, functions, and classes within a library.
  • They’re written in TypeScript, a superset of JavaScript with explicit typing.
  • VSCode can leverage them for type hinting even in JavaScript projects.

5. Type Acquisition Methods:

  • Automatic: VSCode tries to automatically fetch declaration files for popular libraries.
  • Manual: Install declaration files from DefinitelyTyped (a community repository): npm install --save-dev @types/<library-name>
  • Generating: Compile a library’s TypeScript source code or use tools to create .d.ts files from JSDoc comments.

Key Points:

  • Declaration files are essential for type-aware features in VSCode when using external JavaScript libraries.
  • They make your code more readable, maintainable, and less prone to type-related errors.
  • Consider using TypeScript for new projects to enjoy strong typing and type safety from the start.

Why do certain places like Hawaii have high incomes and high costs? Where does the money come from?

On Japanese TV, there are often programs about how prices are different in other countries.
This includes very expensive areas such as Switzerland and Hawaii.
It is understandable that Switzerland can have high incomes due to a long history of private banks and multinational organizations, but where does the money from a place like Hawaii come from? A living wage in Hawaii is over $100,000 annually at this point, which sounds ridiculous. However, somehow there is money for this to be possible for many. Why?

I decided to ask Bard AI with carefully prompted questions, and got some useful information.


Hawaii has very high prices, but also high salaries even for normal jobs. Where does this money come from?


Hawaii has a high cost of living, but also high salaries for even normal jobs because of a number of factors, including:

  • Tourism: Hawaii is a popular tourist destination, and the tourism industry is a major driver of the state’s economy. Tourists are willing to pay high prices for goods and services, which helps to support high salaries for workers in the tourism industry.
  • Limited supply of land: Hawaii has a limited amount of land, which drives up the cost of housing and other expenses. This also means that there is a high demand for labor, which contributes to higher salaries.
  • Government jobs: Hawaii has a large government sector, and government jobs typically pay well. This helps to boost the overall salary level in the state.
  • Unionization: Hawaii has a high unionization rate, which also helps to drive up wages.

The money that supports Hawaii’s high salaries comes from a variety of sources, including:

  • Tourist spending: Tourists spend billions of dollars each year in Hawaii on hotels, food, activities, and other goods and services. This spending helps to support the jobs and businesses that pay high salaries.
  • Government spending: The federal and state governments spend billions of dollars each year in Hawaii on military bases, government programs, and other expenses. This spending also helps to support the state’s economy and high salaries.
  • Local businesses: Many local businesses in Hawaii, such as construction companies and healthcare providers, also pay high salaries. These businesses are able to pay high salaries because they charge high prices for their goods and services.

Overall, Hawaii’s high salaries are supported by a combination of factors, including tourism, the limited supply of land, government jobs, and unionization. The money that supports these high salaries comes from a variety of sources, including tourist spending, government spending, and local businesses.


Does this phenomenon also occur in other similar areas like Guam?


Yes, the phenomenon of high prices and high salaries for even normal jobs also occurs in other similar areas like Guam. This is because Guam is also a popular tourist destination, has a limited supply of land, and a large government sector. Additionally, Guam has a relatively high unionization rate.

Here is a breakdown of the factors that contribute to Guam’s high prices and high salaries:

  • Tourism: Guam is a popular tourist destination, and the tourism industry is a major driver of the island’s economy. Tourists are willing to pay high prices for goods and services, which helps to support high salaries for workers in the tourism industry.
  • Limited supply of land: Guam is a relatively small island with a limited amount of land. This drives up the cost of housing and other expenses, which also contributes to higher salaries.
  • Government jobs: The US federal government and the government of Guam employ a large number of people. Government jobs typically pay well, which helps to boost the overall salary level on the island.
  • Unionization: Guam has a relatively high unionization rate. Unions help to negotiate higher wages and benefits for their members, which also contributes to higher salaries on the island.

The money that supports Guam’s high salaries comes from a variety of sources, including tourist spending, government spending, and local businesses.

It is important to note that, while Guam has high salaries, it also has a high cost of living. This means that the purchasing power of Guam residents is not necessarily higher than that of residents in other parts of the United States.

Overall, the phenomenon of high prices and high salaries for even normal jobs is common in popular tourist destinations with a limited supply of land and a large government sector. Guam is one example of such a place.


Do these tourist-focused area also keep more money because more money is coming in than out?


Yes, tourist-focused areas do tend to keep more money than other areas because more money is coming in than out. This is because tourists typically spend more money than they bring with them when they visit a tourist-focused area. This money is then redistributed throughout the local economy, supporting businesses and workers in the area.

For example, a tourist might spend $1,000 on a hotel room, food, and activities during a week-long vacation in Hawaii. Of that $1,000, the hotel might keep $500, the restaurant might keep $200, and the tour company might keep $300. The hotel, restaurant, and tour company would then use that money to pay their employees, buy supplies, and pay rent.

This process of money being spent and redistributed throughout the local economy is known as the “multiplier effect.” The multiplier effect can be quite strong in tourist-focused areas, as tourists tend to spend a lot of money on a variety of goods and services.

As a result of the multiplier effect, tourist-focused areas tend to have higher incomes and lower unemployment rates than other areas. This is because the money that tourists spend in these areas helps to support businesses and workers, which creates a more prosperous economy.

However, it is important to note that the economic benefits of tourism are not evenly distributed. For example, large hotel chains and tour companies often own a large share of the tourism industry in many tourist-focused areas. This means that a significant portion of the money that tourists spend in these areas flows to these large corporations, rather than to local businesses and residents.

Overall, tourist-focused areas do tend to keep more money than other areas because more money is coming in than out. This is due to the multiplier effect, which is a process of money being spent and redistributed throughout the local economy. However, it is important to note that the economic benefits of tourism are not evenly distributed.


As you can see from the responses, the following are reasons for the high amount of money in places like Hawaii:

  • Tourism: Increasing income.
  • Government jobs: Increasing income.
  • Limited supply of land: Increasing prices.

The interesting part of tourism, especially in place like Hawaii or Guam, is that tourists typically take in lots of money, but take out very little, leading to what is called the “multiplier effect” where money accumulates in an area. More so because these isolated island areas make it a lot more difficult for money to get out.

Does Bard have access to your personal information? Could personal information leak in prompt responses?

I have been using Bard AI for finding answers to issues which are difficult to solve via traditional search engines.
I try to publish useful responses here and elsewhere so that I can reference them later and share the information with others.

However, I became a little concerned that maybe personal information could be leaked in prompt responses, so decided to ask Bard about this.


Does Bard know about me? Provide detailed information about me.


I can’t access your personal information, so I don’t know anything about you specifically. However, I can provide some general information about the people who use me.

  • Most people who use me are interested in technology, AI, and the future.
  • They are also curious and creative. They like to ask me questions about the world and to try new things.
  • Some people use me for work, while others use me for fun. I am happy to help people with a variety of tasks, from writing emails to generating creative text formats of text content.

I am still under development, but I am learning more about the people who use me every day. I am excited to see what the future holds for me and for the people who use me to learn, create, and explore.


Is there any way to allow Bard access to know who me is?


Yes, there is a way to allow Bard access to know who you are. You can create a Google account and link it to your Bard account. This will give Bard access to your name, email address, and other basic information about you. You can also choose to share more information with Bard, such as your interests, hobbies, and profession.

To link your Google account to your Bard account, follow these steps:

  1. Go to the Bard website and sign in to your Bard account.
  2. Click on the “Settings” tab.
  3. Under “Account Information,” click on the “Link Google Account” button.
  4. Follow the instructions on the screen to link your Google account.

Once you have linked your Google account to your Bard account, you can choose to share more information with Bard by editing your profile. To do this, follow these steps:

  1. Go to the Bard website and sign in to your Bard account.
  2. Click on the “Profile” tab.
  3. Edit your profile information and click on the “Save” button.

You can also choose to share more information with Bard on a case-by-case basis. For example, if you are asking Bard a question about your personal life, you can provide Bard with more context about your situation. This will help Bard to give you a more accurate and helpful response.

It is important to note that Bard is still under development, and it may not always be able to understand and respond to your requests in a perfect way. However, by providing Bard with more information about yourself, you can help Bard to learn more about you and to provide you with better responses.


So it seems that Bard doesn’t know anything about me by default, but linking your Google account with Bard is possible. Good to know!

When using Ebay.com, how can I promote my own webpage/business?

I asked Bard AI, and got the following interesting response:


There are a few ways to promote your own webpage/business when using eBay.com:

  • Include a link to your website in your “About Me” page. This is the most important place to include a link to your website, as it is the most likely place that potential customers will look for more information about you and your business.
  • Mention your website in your listings. You can do this in the description of your listings, or in the Q&A section. Be sure to explain why potential customers should visit your website, such as to view more products, get better deals, or learn more about your company.
  • Use eBay Promoted Listings. This is a paid advertising program that allows you to promote your listings to a wider audience. You can target your ads to specific keywords or demographics, and you can set a daily budget.
  • Offer discounts or promotions to eBay buyers who visit your website. This is a great way to incentivize buyers to leave eBay and visit your website, where you can offer them a better deal or a wider selection of products.

Here are some additional tips for promoting your webpage/business on eBay:

  • Make sure your website is well-designed and easy to navigate.
  • Offer competitive prices and shipping rates.
  • Provide excellent customer service.
  • Respond to buyer inquiries promptly and professionally.
  • Get positive feedback from buyers.
  • Be active in the eBay community. Participate in forums and answer questions from other buyers.

By following these tips, you can use eBay to promote your own webpage/business and reach a wider audience of potential customers.

Here are some things to keep in mind when promoting your webpage/business on eBay:

  • eBay does not allow you to include links to your website in your listing titles or descriptions. However, you are allowed to mention your website in the Q&A section of your listings.
  • You are not allowed to advertise your website in a way that is misleading or deceptive. For example, you cannot claim that your website is the “official” website for a particular brand or product.
  • You are not allowed to spam eBay buyers with messages about your website.

If you have any questions about eBay’s policies on promoting your website, you can contact eBay customer support for assistance.


The following really sticks out as useful:

  • Promotion in “About me” page.
  • Mention website in Q&A section of listings.
  • Don’t mention website elsewhere.

The CSP(Content Security Policy) of a page is blocking a request. How do I find out the CSP of the page using JavaScript?

When dealing with external requests, CORS errors can often occur.
CORS settings have generally become standardized to use CSP (Content Security Policy) settings.
These CSP settings can be set in multiple places, so it can be a little confusing what the final CSP is.
I asked AI (Bard), and got a useful (Bard has sometimes responded with incorrect responses) response.


The CSP(Content Security Policy) of a page is blocking a request. How do I find out the CSP of the page using JavaScript?


There are two ways to find out the CSP of a page using JavaScript:

  1. Check the HTTP response headers. This is the most reliable way to find the CSP, as it is the source of truth. To do this, you can use the document.documentURI property to get the URL of the page, and then use the XMLHttpRequest object to make a request to the URL. Once you have the response, you can check the Content-Security-Policy header to get the CSP.
  2. Check the <meta> tags. CSPs can also be specified using <meta> tags in the HTML head section. To check for a CSP in a <meta> tag, you can use the document.querySelector() method to find the <meta> tag with the http-equiv attribute set to Content-Security-Policy. If the <meta> tag is found, you can get the CSP from the content attribute.

Here is an example of how to find the CSP of a page using JavaScript:

JavaScript
function getCSP() {
  // Check the HTTP response headers.
  const xhr = new XMLHttpRequest();
  xhr.open('GET', document.documentURI);
  xhr.send();
  xhr.onload = function() {
    if (xhr.status === 200) {
      const csp = xhr.getResponseHeader('Content-Security-Policy');
      if (csp) {
        return csp;
      }
    }
  };

  // Check the <meta> tags.
  const metaTag = document.querySelector('meta[http-equiv="Content-Security-Policy"]');
  if (metaTag) {
    return metaTag.content;
  }

  // If no CSP is found, return null.
  return null;
}

// Get the CSP of the page.
const csp = getCSP();

// Do something with the CSP, such as logging it to the console.
console.log(csp);
Use code with caution.

If the CSP of the page is blocking a request, you can try the following:

  • Whitelisting the request in the CSP. This is the most secure option, as it allows you to explicitly specify which requests are allowed. To do this, you need to add the source of the request to the CSP. For example, if the CSP is blocking a request to https://example.com/script.js, you would need to add the following to the CSP:
script-src https://example.com/
  • Using a report-only CSP. This option allows you to test changes to your CSP without blocking any requests. To do this, you need to add the report-only directive to the CSP header. For example:
Content-Security-Policy-Report-Only: script-src https://example.com/

This will cause the browser to report any violations of the CSP to the specified URI, but the requests will not be blocked.

  • Disabling the CSP. This is the least secure option, as it disables all CSP protections. To do this, you need to remove the Content-Security-Policy header from the HTTP response.

Important: Be very careful when disabling or changing a CSP, as this can make your website vulnerable to attack.


If a page has CSP both in the response headers and in one or more meta tags, how are they merged?


If a page has CSP both in the response headers and in one or more meta tags, the CSP in the response headers is used. The meta tags are ignored.

This is because the CSP in the response headers is the most authoritative source of the CSP for the page. The meta tags are only used if there is no CSP in the response headers.

This behavior is specified in the CSP specification:

If multiple policies are received for the same resource, the HTTP response header value takes precedence over the HTML meta element value.

If you need to specify a CSP for a page, it is best to do so in the response headers. This will ensure that the CSP is applied consistently, regardless of whether the page is loaded from the server or from a cache.

If you are using a meta tag to specify a CSP, be aware that it will be ignored if there is a CSP in the response headers. You should also be aware that meta tags are not supported in all browsers.


What about if multiple CSP meta tags exist?


If a page has multiple CSP meta tags, they are merged into a single CSP. The order in which the meta tags are merged is not specified in the CSP specification, so it is best to avoid using multiple meta tags to specify a CSP.

If you need to specify a CSP for a page, it is best to do so in the response headers. This will ensure that the CSP is applied consistently, regardless of whether the page is loaded from the server or from a cache.

If you are using meta tags to specify a CSP, be aware that they may be merged in an unexpected order. You should also be aware that meta tags are not supported in all browsers.

Here is an example of how multiple CSP meta tags may be merged:

HTML
<head>
  <meta http-equiv="Content-Security-Policy" content="script-src 'self'">
  <meta http-equiv="Content-Security-Policy" content="style-src 'self'">
</head>
Use code with caution.

This would be merged into the following CSP:

script-src 'self'; style-src 'self'

The order of the directives in the merged CSP is not guaranteed. It is possible that the style-src directive could come before the script-src directive.

It is best to avoid using multiple CSP meta tags to specify a CSP. If you need to specify a CSP for a page, it is best to do so in the response headers.


From these responses it can be concluded that:

  • CSP headers ('Content-Security-Policy') are prioritized and should be used where possible.
  • Multiple meta tags with CSP are possible. However, this is not recommended.
  • When both CSP headers and meta tags are used, the CSP headers only are applied.
  • When multiple meta tags are used, depending on the browser implementation, they may be merged.

WordPress backup (BackWPup) WARNING File name is too long to save correctly in TarGz archive – tar and zip file name limits explored

While attempting to backup WordPress, I noticed that a warning was being shown.
This warning stated that “WARNING: File name wp-content/uploads/… is too long to be save correctly in TarGz archive”.
The warning seems clear enough, but how long exactly is “too long”, and can this be improved upon?

Searching online gave a few examples of people with similar issues:

The consensus on fixing this seems to be to use “zip” instead.
This is also the officially provided solution for this: WARNING: FILE NAME TOO LONG TO BE SAVED

OK, if you don’t care about any further details, this is the solution. Use “zip”.
I was interested as to the limitations of tar and zip, and if they could be improved upon, so I asked through Bard AI with an appropriate prompt shown below:

===

When creating a backup with tar.gz, I sometimes get a file name too long warning. It seems that only 100 character file names are supported. Is this 100-character limit something that applies to all available tar executables? Is there a way to allow longer file names? Does this limitation differ by Linux, Windows, or Linux distribution/version?

===
The 100-character limit on file names in tar archives is a limitation of the original tar format, which was defined in 1979. This format is still used by many tar implementations today, including the default format used by the GNU tar command.

However, there are also a number of tar implementations that support longer file names. One example is GNU tar with the --format=gnu option. This format allows for file names of up to 255 characters.

Another option is to use a different archive format altogether. For example, the zip format supports file names of up to 65535 characters.

Whether or not you can use longer file names in a tar archive will depend on the tar implementation that you are using and the format of the archive.

To answer your specific questions:

  • The 100-character limit on file names does not apply to all available tar executables. There are a number of tar implementations that support longer file names.
  • There are a few ways to allow longer file names in a tar archive. One option is to use the GNU tar command with the --format=gnu option. Another option is to use a different archive format altogether, such as zip.
  • The limitation on file name length in tar archives does not differ by Linux, Windows, or Linux distribution/version. It is a limitation of the original tar format, which is used by many tar implementations on all platforms.

If you are creating a tar archive, and you get a file name too long warning, you can try one of the following:

  • Use a tar implementation that supports longer file names, such as GNU tar with the --format=gnu option.
  • Use a different archive format altogether, such as zip.
  • Rename the files with longer names to shorter names.
  • Split the files with longer names into multiple files with shorter names.

===

The important parts from above are:
  • tar file name character limit is 100 by default
  • –format=gnu option makes the file name character limit 255
  • zip file name character limit is 65535
OK, so from this it can be concluded that zip file names can be long enough for all but extreme cases.
100 characters is definitely very small, so is an issue.
255 is still not very large, so zip definitely is safer.
I asked AI again if there was a way to increase the character limit further for tar, but it stated there was no way to do this. Maybe there is, but even if, it probably isn’t easy to do, so use zip seems like the way to go.

List of known/common standardized JSON Schema properties.

The JSON Schema standard is extensive and descriptive, but it can lead to taking too much time to quickly find the name of a property, etc.
I decided to generate a list of important JSON Schema properties so they can be easy to find when needed.
The following was generated using Bard AI, and seems to be accurate.

Please provide a list of all known standardized properties in jsonschema with the property name, followed by a colon + space delimiter, and the followed by a description of the property. Each should be on one new line.


The following is a list of all known standardized properties in JSON Schema, with the property name, followed by a colon + space delimiter, and then followed by a description of the property, each on a new line:

  • $schema: The URI of the JSON Schema version used to define the schema.
  • $ref: A reference to another JSON Schema that defines the schema for this object.
  • $id: A unique identifier for the schema.
  • title: A human-readable title for the schema.
  • description: A human-readable description of the schema.
  • type: The data type of the value that the schema validates.
  • enum: An array of valid values for the schema.
  • const: A constant value that the schema validates.
  • multipleOf: A number that the value must be divisible by.
  • maximum: The maximum value that the schema validates.
  • exclusiveMaximum: A boolean value indicating whether the maximum value is exclusive or inclusive.
  • minimum: The minimum value that the schema validates.
  • exclusiveMinimum: A boolean value indicating whether the minimum value is exclusive or inclusive.
  • maxLength: The maximum length of a string that the schema validates.
  • minLength: The minimum length of a string that the schema validates.
  • pattern: A regular expression that the value must match.
  • maxItems: The maximum number of items in an array that the schema validates.
  • minItems: The minimum number of items in an array that the schema validates.
  • uniqueItems: A boolean value indicating whether the items in an array must be unique.
  • maxProperties: The maximum number of properties in an object that the schema validates.
  • minProperties: The minimum number of properties in an object that the schema validates.
  • required: An array of property names that must be present in an object that the schema validates.
  • dependentRequired: An object mapping property names to arrays of property names. If a property that is present in the first array is present in the object, then all of the properties in the second array must also be present.
  • additionalProperties: A boolean value indicating whether additional properties are allowed in an object that the schema validates.
  • properties: An object mapping property names to JSON Schemas that define the schemas for those properties.
  • patternProperties: An object mapping regular expressions to JSON Schemas that define the schemas for properties that match those regular expressions.
  • allOf: An array of JSON Schemas that the value must validate against.
  • anyOf: An array of JSON Schemas that the value must validate against at least one of.
  • oneOf: An array of JSON Schemas that the value must validate against exactly one of.
  • not: A JSON Schema that the value must not validate against.

Please note that this list is not exhaustive, and there may be other standardized properties in JSON Schema that are not listed here.