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RSS specifications
Where to find tutorials on Understanding RSS specifications? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Understanding RSS specifications: RSS Document Structure RSS "channel" Element RSS "channel/image" Element RSS "channel/textInput" Elem...
2018-01-08, ∼2154🔥, 0💬

Splitting a String in PHP
How To Split a String into Pieces? There are two functions you can use to split a string into pieces: explode(substring, string) - Splitting a string based on a substring. Faster than split(). split(pattern, string) - Splitting a string based on a regular expression pattern. Better than explode() in...
2016-10-13, ∼2154🔥, 0💬

What Is EPUB
What Is EPUB? EPUB is an e-book file format with the extension .epub that can be downloaded and read on devices like smartphones, tablets, computers, or e-readers. It is a technical standard published by the International Digital Publishing Forum (IDPF). The term is short for electronic publication ...
2022-07-26, ∼2153🔥, 0💬

Using JSON in PHP
Where to find tutorials on Using JSON in PHP? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Using JSON in PHP. What Is PHP JSON Extension json_decode() Function in PHP json_decode() - JSON to PHP Data Type Mapping json_decode() - JSON Array t...
2023-02-28, ∼2152🔥, 0💬

Azure API Policy Examples
Where to find examples of API policy for Azure API Management Services at Azure Portal? Here is a list of examples of API policy for Azure API Management Services at Azure Portal: The Default Policy Policy to Echo the Request Body Only Policy to Set and Get Custom Variables   ⇒ The Default Policy ⇐...
2017-10-23, ∼2150🔥, 0💬

Two-Organization Hyperledger Fabric Network
What is the simplest Hyperledger Fabric Network for two organizations? The simplest Hyperledger Fabric Network for two organizations consists of 3 systems: an orderer and a peer managed by first organization, and another peer managed by the second organization. If the second organization does not fu...
2020-01-29, ∼2148🔥, 0💬

Using HTML 'submit' Action Fields
How To Use "submit" Input/Action Fields? A "submit" input field is defined as &lt;input type="submit" .../&gt;. "submit" input fields can be used to create submit buttons in a form. When a submit button is clicked, the form will be closed and input data will be submitted to the processing pr...
2017-04-08, ∼2148🔥, 0💬

Using HTML 'submit' Action Fields
How To Use "submit" Input/Action Fields? A "submit" input field is defined as &lt;input type="submit" .../&gt;. "submit" input fields can be used to create submit buttons in a form. When a submit button is clicked, the form will be closed and input data will be submitted to the processing pr...
2017-04-08, ∼2148🔥, 0💬

Online RSS and Atom Aggregators
What are Online RSS and Atom Aggregators? An online RSS aggregator is a Website that serves you as a RSS aggregator. Once you have registered an online RSS aggregator, you can access it from any computer on the Internet. Examples of online RSS aggregators are: Google Reader - http://reader.google.co...
2017-09-28, ∼2147🔥, 0💬

Sending an HTTP Request with 'requests'
How to send an HTTP request? I have the "requests" module installed now. The "requests" module provides 6 static functions to support 6 HTTP request types: &gt;&gt;&gt; r = requests.get(url) &gt;&gt;&gt; r = requests.post(url, data = {'key':'value'}) &gt;&gt;&gt; ...
2018-09-01, ∼2145🔥, 0💬

Mistake on Setting Cookie Path and Domain in PHP
What Is the Common Mistake When Setting Path and Domain on Temporary Cookies in PHP? A common mistake made by many PHP developers is using an empty string for the expiration time parameter when setting path and domain for temporary cookies. The PHP script below shows an example of this mistake: &...
2016-11-03, ∼2144🔥, 0💬

The Default Policy
What is the default policy for an Azure API operation? The default policy for an Azure API operation is the following: &lt;!-- Default-Policy.xml Copyright (c) FYIcenter.com --&gt; &lt;policies&gt; &lt;inbound&gt; &lt;/inbound&gt; &lt;backend&gt; &lt;forwa...
2023-03-27, ∼2143🔥, 1💬

HTML Forms and Input Fields
Where to find tutorials of introduction to HTML Forms and Input Fields? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team in introduction to HTML Forms and Input Fields. Clear answers are provided with tutorial exercises on forms and input fields: f...
2017-04-22, ∼2143🔥, 0💬

Opening a file for Reading in PHP
How To Open a File for Reading in PHP? If you want to open a file and read its contents piece by piece, you can use the fopen($fileName, "r") function. It opens the specified file, and returns a file handle. The second argument "r" tells PHP to open the file for reading. Once the file is open, you c...
2016-12-02, ∼2142🔥, 0💬

Azure AD v2 Access Token Request
What is the Azure AD v2.0 Access Token Request? If you want to implement the authentication code flow to integrate your application with Azure AD v2.0, you need to have a good understanding of the Azure AD v2.0 access token request, which is the second call you have to make in the authentication cod...
2019-03-27, ∼2141🔥, 0💬

Using HTML 'radio' Input Fields
How To Use "radio" Input Fields? A "radio" input field is defined as &lt;input type="radio" .../&gt;. "radio" input fields can be used to create a group of radio buttons to allow viewers to push one and only one button in the group. There are other attributes you may need to use for a "radio...
2017-04-15, ∼2141🔥, 0💬

Variables Are Passed by Values in PHP
How Variables Are Passed Through Arguments? in PHP? Like more of other programming languages, variables are passed through arguments by values, not by references. That means when a variable is passed as an argument, a copy of the value will be passed into the function. Modifying that copy inside the...
2016-12-24, ∼2141🔥, 0💬

re.match() - Match from String Beginning
How to match the beginning part of a target string with a regular expression using re.match()? The re.match() function allows you to match the beginning part of a target string with of a given regular expression. import re m = re.match(pattern, string, flags=0) Where: pattern is the regular expressi...
2018-10-19, ∼2140🔥, 0💬

Commonly Used HTML Inline Elements
What Are Commonly Used Inline Elements? Here are some commonly used inline elements: strong - Defining text with a strong emphasis. em - Defining text with an emphasis. code - Defining computer code text. sub - Defining a subscript text. sup - Defining a superscript text. del - Defining text to be t...
2017-08-03, ∼2138🔥, 0💬

Receiving a Cookie from the Browser in PHP
How To Receive a Cookie from the Browser in PHP? If you know that a cookie has been sent to the browser when it was visiting the server previously, you can check the built-in $_COOKIE array, which contains all cookies that were sent by the server previously. The script below shows you how to pickup ...
2016-11-04, ∼2138🔥, 0💬

Creating a Table in PHP
How To Create a Table in PHP? If you want to create a table, you can run the CREATE TABLE statement as shown in the following sample script: &lt;?php include "mysql_connection.php"; $sql = "CREATE TABLE fyi_links (" . " id INTEGER NOT NULL" . ", url VARCHAR(80) NOT NULL" . ", notes VARCHAR(1024)...
2016-10-20, ∼2138🔥, 0💬

Configuration Settings for File Upload in PHP
What Are the File Upload Settings in Configuration File in PHP? There are several settings in the PHP configuration file related to file uploading: file_uploads = On/Off - Whether or not to allow HTTP file uploads. upload_tmp_dir = directory - The temporary directory used for storing files when doin...
2016-10-14, ∼2138🔥, 0💬

Testing Cookies on a Web Server in PHP
How To Test Cookies on a Web Server in PHP? If you want to test cookies with a browser, you need to run a Web server locally, or have access to a Web server remotely. Then you can copy the following PHP cookie test page, setting_receiving_cookies.php, to the Web server: &lt;?php setcookie("Login...
2016-11-04, ∼2137🔥, 0💬

Simple EPUB Reader Failed on EPUB 3.0
Why Simple EPUB Reader is showing an empty page on "The War Poems Of Siegfried Sassoon" EPUB 3.0 book? Simple EPUB Reader does not support all features of the EPUB 3.0 specification. For example: 1. Run "Simple EPUB Reader" and open "The War Poems Of Siegfried Sassoon" EPUB book. 2. Click the naviga...
2022-05-31, ∼2135🔥, 0💬

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