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Comparing Two Strings in PHP
How To Compare Two Strings with Comparison Operators? PHP supports 3 string comparison operators, &lt;, ==, and &gt;, that generates Boolean values. Those operators use ASCII values of characters from both strings to determine the comparison results. Here is a PHP script on how to use compar... 2016-10-13, ∼2245🔥, 0💬

Introduction of Atom
Where to find tutorials in understanding what is Atom? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team in understanding what is Atom. What Is Atom Syndication Format Real Atom XML Examples Icon for Atom Syndication MIME Type Definition for Atom Fi... 2017-11-02, ∼2243🔥, 0💬

Number of Cookies Supported in PHP
How Many Cookies Can You Set in PHP? How many cookies can you set in your PHP page? The answer is depending what is the Web browser your visitor is using. Each browser has its own limit: Internet Explorer (IE): 20 Mozilla Firefox: 50 If you want to test this limit, copy this sample script, how_many_... 2016-10-30, ∼2241🔥, 0💬

Supporting Multiple Submit Buttons in PHP
How To Support Multiple Submit Buttons in PHP? Sometimes, you may need to give visitors multiple submit buttons on a single form to allow them to submit the form for different purposes. For example, when you show your customer a purchase order in a Web form, you may give your customer 3 submit butto... 2016-11-08, ∼2239🔥, 0💬

RSS and Atom Aggregator - Liferea
What Is RSS and Atom Aggregator, Liferea? Liferea is an aggregator for online news feeds. There are many other news readers available, but these others are not available for Linux or require many extra libraries to be installed. Liferea tries to fill this gap by creating a fast, easy to use, easy to... 2017-09-28, ∼2236🔥, 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, ∼2236🔥, 0💬

What Is Atom Syndication Format
What Is RSS Syndication Format? Atom Syndication Format is a type of Web syndication or feed in XML format which allows users to access updates of a Website in a standardized format. The Atom Syndication Format was issued as a Proposed Standard in IETF RFC 4287 in December 2005 . Atom feeds are comp... 2017-11-02, ∼2235🔥, 0💬

'set-method' Policy Statement
How to use the "set-method" Policy Statement for an Azure API service operation? The "set-method" Policy Statement can be used to modify the HTTP verb when Azure forwarding the client request to the backend Web service. By default, Azure uses the save HTTP verb as client request received at the Azur... 2018-01-16, ∼2232🔥, 0💬

DTD for Atom XML Files
Is There Any DTD File to Validate Atom Feed XML Files? A DTD (Document Type Definitions) file contains a set of definitions of XML elements and attributes to form a new XML based specification. The same DTD file can be used to validate XML files that comply with the new specification. Atom feed is a... 2017-11-25, ∼2232🔥, 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, ∼2229🔥, 0💬

JSON Schema Validation Keywords
How many validation keywords are supported in JSON Schema? The current JSON Schema specification supports 29 validation keywords: "multipleOf" - If the JSON instance is a number, it must be a multiple of the given value. "maximum" - If the JSON instance is a number, it must be less than or equal to ... 2017-09-01, ∼2229🔥, 0💬

Writing an Array to a File without File Handle in PHP
How To Write an Array to a File without a File Handle in PHP? If you have an array, want to write it to a file, and you don't want to open the file with a file handle, you can use the file_put_contents(). It opens the specified file, writes all values from the specified string, closes the file, and ... 2016-11-27, ∼2228🔥, 0💬

Including Variables in Double-Quoted Strings in PHP
How To Include Variables in Double-Quoted Strings? Variables included in double-quoted strings will be interpolated. Their values will be concatenated into the enclosing strings. For example, two statements in the following PHP script will print out the same string: &lt;?php $variable = "and"; e... 2016-10-13, ∼2228🔥, 0💬

'for ... in' Statement with List of Tuples
How to use "for ... in" statements with a list of tuples in Python code? Usually, "for ... in" statements are used with simple lists. But you can also use a "for ... in" statement with a list of tuples. In this case, you can put multiple looping variables inside the loop item: for (v1, v2, ... ) in ... 2018-08-14, ∼2226🔥, 0💬

Authentication Flows with Azure AD v1
What are Authentication Flows Supported by Azure AD v1.0 service? Azure AD v1.0 service supports 3 Authentication Flows: 1. Implicit Flow - The Implicit Flow is simple to implement. But it is less secure. Authentication is done in a single call to Azure AD service, which returns the "id_token" conta... 2022-05-05, ∼2221🔥, 0💬

Opening a File for Writing in PHP
How To Open a File for Writing in PHP? If you want to open a new file and write date to the file, you can use the fopen($fileName, "w") function. It creates the specified file, and returns a file handle. The second argument "w" tells PHP to open the file for writing. Once the file is open, you can u... 2016-12-02, ∼2221🔥, 0💬

Removing a Cookie in PHP
How To Remove a Cookie in PHP? Once a cookie is sent from the server to the browser, there is no direct way for the server to ask the browser to remove the cookie. But you can use the setcookie() function to send the same cookie to browser with a negative expiration time, which will cause the browse... 2016-11-03, ∼2221🔥, 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, ∼2220🔥, 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, ∼2215🔥, 0💬

Hello-2.0.epub - Package File: package.opf
How to create a package file like package.opf for an EPUB 2.0.1 book? At least one package file, like package.opf, is required for an EPUB 2.0.1 book in the book ZIP container. It defines required meta data and specifies 2 required content files. Here is the requirement on a package file: 1. A packa... 2023-03-28, ∼2214🔥, 0💬

Simple EPUB Reader Failed on EPUB 2.0
Why Simple EPUB Reader is not able to wrap content into pages on "The Metamorphosis" EPUB 2.0 book? Simple EPUB Reader does not support all features of the EPUB 2.0 specification. For example: 1. Run "Simple EPUB Reader" and open "The Metamorphosis" EPUB book. 2. Turn to "CHAPTER I". You see the con... 2018-06-27, ∼2214🔥, 0💬

How Sessoion IDs Are Transferred in PHP
How Session IDs Are Transferred on Your Web Server in PHP? As you know there are two options the PHP engine can use to transfer session IDs to the client browsers. But how to do know which option is your PHP engine is using? The PHP sample script will help you to find out: &lt;?php session_start... 2016-10-25, ∼2208🔥, 0💬

Testing the Session Garbage Collection Process in PHP
How To Test the Session Garbage Collection Process in PHP? In order to test the session garbage collection process, you need to change the settings to expire session variables in 10 seconds and run the process on every request: session.gc_probability = 1 session.gc_divisor = 1 session.gc_maxlifetime... 2016-10-24, ∼2208🔥, 0💬

Using Visual Studio Command Prompt
Where to find tutorials on Using Visual Studio Command Prompt? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Using Visual Studio Command Prompt? What Is Visual Studio Command Prompt Start Visual Studio Command Prompt "Hello.c" - Compile and R... 2023-10-27, ∼2203🔥, 0💬

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