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What Is a Session ID in PHP
What Is a Session ID in PHP? A session ID is an identification string of a session. Since there might be multiple visitors coming to your Web site at the same time, the PHP engine needs to maintain multiple sessions concurrently. Session IDs are created and maintained by the PHP engine to identify s... 2016-10-26, 1682🔥, 0💬

Hello-2.0.epub - "mimtype" File
How to create the "mimetype" file of an EPUB 2.0.1 book? The "mimetype" file of an EPUB 2.0.1 book is a required file in the book ZIP container. It specifies the mimetype of an EPUB 2.0.1 book file. Here is the requirement on the "mimetype" file: 1. The "mimetype" file must be named as "mimetype". 2... 2023-05-09, 1680🔥, 0💬

User Flow Policies on Azure AD B2C
What are User Flow Policies on Azure AD B2C? A user flow policy on Azure AD B2C is a set of rules that define UI behavior of when your end user performs one of the following flows: 1. "Sign-up or sign-in" - The UI page displayed for your end users to sign-up or sign-in to your application using Azur... 2019-03-08, 1680🔥, 0💬

JSON Schema Validation for JSON String Values
What validation keywords I can use in JSON Schema to specifically validate JSON String values? The current JSON Schema specification supports the following validation keywords to specifically validate JSON Strings values. They are not applied if the JSON instance is not a JSON String. "maxLength" - ... 2017-09-01, 1680🔥, 0💬

View Atom Feeds with Mozilla Firefox
How to View Atom Feeds with Mozilla Firefox? If you want to view Atom Feeds with Mozilla Firefox, you can follow this tutorial: 1. Launch Mozilla Firefox 55. 2. Enter the following in the URL input box: http://dev.fyicenter.com/atom_ xml.php3. Press "Enter" key. You see the Atom feed items displayed... 2017-12-26, 1674🔥, 0💬

What Is Python Interactive Mode
What Is Python Interactive Mode? Python Interactive Mode allows you to use Python as an interpreted language. When running in interactive mode, Python will: Prompt you to enter one statement or statement block at a time. Execute the statement or statement block immediately. Print back the result if ... 2018-04-12, 1672🔥, 0💬

Test API Operation Request Body Examples
How to test request body examples on my Azure API operation? If you have added some request body examples to your Azure API operation, you can follow this tutorial to test them. 1. Go to the developer portal as a publisher administrator. 2. Open the "First API" and open the operation "Add new user".... 2018-03-28, 1667🔥, 0💬

Understanding PHP Arrays and Their Basic Operations
Where to find tutorials in Understanding PHP Arrays and Their Basic Operations? A collection of tutorials to answer many frequently asked questions on basic understanding of PHP arrays. Clear answers are provided with tutorial exercises on declaring and creating arrays, assigning and retrieving arra... 2016-10-15, 1667🔥, 0💬

RSS "channel/textInput" Element
What is the RSS "channel/textInput" element? The RSS "channel/textInput" element is an optional sub element of the "channel" element to specify a text input box that can be used to send data back to the channel. The RSS "channel/textInput" element contains the following sub elements. title - REQUIRE... 2017-11-11, 1666🔥, 0💬

Processing Uploaded Files in PHP
How To Process Uploaded Files in PHP? How to process the uploaded files? The answer is really depending on your application. For example: You can attached the outgoing emails, if the uploaded files are email attachments. You can move them to user's Web page directory, if the uploaded files are user'... 2016-10-17, 1665🔥, 0💬

Decode Azure AD v1 id_token
How to decode the id_token value received from Azure AD v1.0 authentication response? According to the "RFC 7519 - JWT (JSON Web Token)" standard, the "id_token" value received from Azure AD authentication response should be decoded as below: Splitting the encoded string into 3 components: Header, B... 2021-05-16, 1662🔥, 0💬

What Is EPUB 3.0 Package Metadata
What Is EPUB 3.0 Package Metadata EPUB 3.0 Package Metadata encapsulates meta information of the EPUB 3.0 book. Package Metadata, represented by the "metadata" element, is specified as the first required sub-element of the root "package" element in an EPUB 3.0 package file like package.opf: &lt;... 2018-06-01, 1662🔥, 0💬

What Is OpenID
What Is OpenID? OpenID is a decentralized user authentication protocol developed by the OpenID Foundation. OpenID allows users to be authenticated to a Website using a third-party identify management service. In other words, OpenID is a SSO (Single-Sign-On) technology. As SSO technology, OpenID offe... 2019-01-20, 1660🔥, 0💬

3Pigs6-3.1.epub - XHTML pre Element
Does EPUB support XHTML "pre" elements? Yes. EPUB 3.1 does support XHTML "pre" elements. EPUB readers will display "pre" elements with a monospace font. Text lines within "pre" elements will be displayed without wrapping. So if you have long lines in "pre" elements, text will be truncated on the rig... 2018-12-26, 1659🔥, 0💬

Atom "feed" Element
What is the Atom "feed" element? The Atom "feed" element presents a group of Atom feeds entries generated by the same producer. The Atom "feed" element contains the following information: Atom namespace - REQUIRED. The Atom namespace of http://www.w3.org/2005/Atom must be declared. For example: &... 2018-01-06, 1658🔥, 0💬

Viewing Cookie Header Lines in PHP
How To View Cookie Header Lines in PHP? If you are interested to see the cookie header lines, or you are having trouble with your cookies and need to see the cookies to help debugging, you can run your script with PHP CGI interface in a command line window. The following tutorial exercise shows you ... 2016-11-02, 1658🔥, 0💬

Joining Array Values into a Single String in PHP
How To Join Multiple Strings Stored in an Array into a Single String in PHP? If you multiple strings stored in an array, you can join them together into a single string with a given delimiter by using the implode() function. Here is a PHP script on how to use implode(): &lt;?php $date = array('0... 2017-01-05, 1656🔥, 0💬

Escape Sequences in Double-Quoted Strings in PHP
How Many Escape Sequences Are Recognized in Double-Quoted Strings? There are 12 escape sequences you can use in double-quoted strings: \\ - Represents the back slash character. \" - Represents the double quote character. \$ - Represents the dollar sign. \n - Represents the new line character (ASCII ... 2016-10-13, 1656🔥, 0💬

Reading One Character from a File in PHP
How To Read One Character from a File in PHP? If you have a text file, and you want to read the file one character at a time, you can use the fgetc() function. It reads the current character, moves the file pointer to the next character, and returns the character as a string. If end of the file is r... 2016-12-02, 1653🔥, 0💬

What Is basic-network Sample Network
What is basic-network Sample Network? basic-network is a Hyperledger Fabric network example included in the "Samples, Binaries and Docker Images" package. The basic-network Sample Network provides scripts and configuration files to create a simple Hyperledger Fabric network with a single organizatio... 2020-04-25, 1652🔥, 0💬

Atom Better than RSS
Should I use Atom or RSS? Which one is better? At a higher level, Atom and RSS are doing the job, offering a format for Websites to publish their news feeds. But if you take a closer look, Atom does a better job than RSS in several areas. For example: Atom has better date format - Atom uses the ISO ... 2017-09-28, 1650🔥, 0💬

Testing If a Variable Is an Array in PHP
How To Test If a Variable Is an Array in PHP? Testing if a variable is an array is easy. Just use the is_array() function. Here is a PHP script on how to use is_array(): &lt;?php $var = array(0,0,7); print("Test 1: ". is_array($var)."\n"); $var = array(); print("Test 2: ". is_array($var)."\n"); ... 2016-10-15, 1648🔥, 0💬

Implicit and Explicit ID of JSON Type
What are differences of the implicit ID and the explicit ID of a JSON type in JSON Schema? If a JSON type is defined under a "definitions" property, it could have two identifications: 1. Implicit identification: The implicit identification of a JSON type is an internal bookmark in the form of "#/def... 2017-08-20, 1647🔥, 0💬

Call JSON.parse() with Reviver Function
What is a reviver function that you can provide the JSON.parse() function call? The reviver function is an event handler function that is called repeatedly whenever a JSON element is parsed during the execution of the JSON.parse() function. The reviver function must defined with the following signat... 2023-09-07, 1646🔥, 0💬

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Blockchain Container EPUB General HTML JSON Microsoft Node.js PHP Python RSS Tools Visual Studio Web