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Index of Array Values in PHP
How Values in Arrays Are Indexed in PHP? Values in an array are all indexed their corresponding keys. Because we can use either an integer or a string as a key in an array, we can divide arrays into 3 categories: Numerical Array - All keys are sequential integers. Associative Array - All keys are st...
2017-02-03, 2641🔥, 0💬

json_decode() - JSON Array to PHP Array
How to access elements from the PHP array returned from json_decode() on a JSON array? By default, json_decode() will convert a JSON Array to a PHP array with integer indexes of 0, 1, 2, ... There are different ways to access elements in the output PHP array: $array[i] - Returns the element of the g...
2021-08-04, 2639🔥, 1💬

Create New API on Publisher Portal - 2017 Version
How to create a new API on the Publisher Portal 2017 version of an Azure API Management Service? If you are new to the Publisher Portal of an Azure API Management Service, you can follow this tutorial to a new API. 1. Log in to the Publisher Portal as shown in the previous tutorial. 2. Click API fro...
2018-07-18, 2637🔥, 0💬

Defining an Array Argument as Reference in PHP
Can You Define an Array Argument as a Reference Type? in PHP? You can define an array argument as a reference type in the function definition. This will automatically convert the calling arguments into references. Here is a PHP script on how to define an array argument as a reference type: &lt;?...
2016-12-18, 2636🔥, 0💬

'retry' Policy Statement
How to use the "retry" Policy statement to retry "forward-request" multiple times for an Azure API service operation? The "retry" Policy Statement allows you to mainly execute "forward-request" statement multiple times if it fails. The "forward-request" Statement has the following syntax: &lt;re...
2018-01-16, 2634🔥, 0💬

EPUB 2.0 Metadata - dc:date Element
What is EPUB 2.0 Metadata "dc:date" Element? EPUB 2.0 Metadata "dc:date" is an optional metadata element to specify the publishing date of the EPUB 2.0 book. EPUB 2.0.1 specification adds one attribute, "event", to the "Dublin Core Metadata Element Set" standard on this "dc:date" element: opf:event ...
2019-01-26, 2632🔥, 0💬

"cl" - Compile and Link C++ Program
How to use "cl" command tool to compile and link a C++ program? If you want to compile and link a standard C++ program with "cl" command tool, you can follow this tutorial: 1. Create a simple C++ program, Hello.cpp, with a text editor: #include &lt;iostream&gt; using namespace std; void main...
2017-08-21, 2630🔥, 0💬

XML to JSON Conversion at utilities-online.info
How to use the XML to JSON Conversion Tool at utilities-online.info? If you want to try the XML to JSON Conversion Tool at utilities-online.info, you can follow this tutorial: 1. Go to the XML to JSON Conversion Tool page at utilities-online.info. 2. Enter the following XML document in the XML text ...
2018-03-18, 2626🔥, 0💬

Atom XML Schema at ogcnetwork.net
Where Can I get a copy of the Atom XML Schema? A XSD (XML Schema Definition) 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 an XML based ...
2018-01-06, 2625🔥, 0💬

"MyLib.cs" - VC# Class and Library
How to create a VC# class and build it into a library? If you want to create a VC# class and build it into a library, you can follow this tutorial: 1. Create the class source code file, MyLib.cs, with a text editor: // MyLib.cs // Copyright (c) FYIcenter.com using System; namespace fyi { public clas...
2017-08-06, 2608🔥, 0💬

What Is RSS (Rich Site Summary)
What Is RSS (Rich Site Summary)? RSS (Really Simple Syndication) is a type of Web syndication or feed in XML format which allows users to access updates of a Website in a standardized format. RSS originally called RDF (Resource Description Framework) Site Summary. RSS is also called Rich Site Summar...
2018-01-08, 2601🔥, 0💬

Create New Instances of a Class
How to Create a New Instance of a Class? There are two ways to create a new instance (object) of a class (or type): 1. The short way: Call the class name as the class constructor function with the following syntax. It will return an instance of the given class. &gt;&gt;&gt; x = class_nam...
2018-01-27, 2596🔥, 0💬

MIME Type Definition for Atom Files
What Is the MIME Type Definition for Atom Files? Atom files have its own MIME type definition as: MIME type: application/atom+xml File extension: .atom, .xml Type of format: Syndication Extended from: XML   ⇒ Atom Syndication Feed File ⇐ Icon for Atom Syndication ⇑ Introduction of Atom ⇑⇑ RSS FAQ ...
2017-12-21, 2589🔥, 0💬

Protect XML Special Characters in RSS Feeds
How to protect XML Special Characters in RSS Feeds? An RSS document is an XML document. And there 3 primary XML special characters you need to protect them, if you are using them in your RSS element contents: "&lt;" - Used to indicate the start of an XML element tag. It needs to be protected usi...
2017-11-05, 2578🔥, 0💬

EPUB 2.0 Metadata - dc:language Element
What is EPUB 2.0 Metadata "dc:language" Element? EPUB 2.0 Metadata "dc:language" is a required metadata element to specify the primary language of the EPUB 2.0 book. When using "dc:language" metadata element, you should the an ISO 639 language code to specify the language. For example, the following...
2022-04-13, 2554🔥, 0💬

EPUB 3.0 Sample - "The War Poems of Siegfried Sassoon"
Where can I download the EPUB 3.0 sample book "The War Poems of Siegfried Sassoon" by Siegfried Sassoon? You can following this tutorial to download the EPUB 3.0 sample book "The War Poems of Siegfried Sassoon" by Siegfried Sassoon. 1. Go to infogridpacific.com Free ePub3 Books page . 2. Click "Down...
2018-10-26, 2551🔥, 0💬

Returning an Array from a Function in PHP
How To Return an Array from a Function? in PHP? You can return an array variable like a normal variable using the return statement. No special syntax needed. Here is a PHP script on how to return an array from a function: &lt;?php function powerBall() { $array = array(rand(1,55), rand(1,55), ran...
2016-12-18, 2540🔥, 0💬

Python Built-in Primitive Data Types
What Are Python Built-in Primitive Data Types? Python Built-in Primitive Data Types are data types provided by the Python interpreter to represent individual data values. Here is a list of Python Built-in Primitive Data Types: "NoneType" - A special data type represents a single value of nothing, wh...
2023-01-06, 2535🔥, 0💬

What Is a Result Set Object in PHP
What Is a Result Set Object in PHP? A result set object is a logical representation of data rows returned by mysql_query() function on SELECT statements. Every result set object has an internal pointer used to identify the current row in the result set. Once you get a result set object, you can use ...
2016-10-20, 2528🔥, 0💬

2017 Version of API Management Services
Where to find tutorials on the 2017 version of API Management Services at Azure Portal? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on the 2017 version of API Management Services at Azure Portal: Azure API Management Service - 2017 Version Azu...
2018-07-22, 2527🔥, 0💬

Test API as a Publisher Administrator
How to Test API as a Publisher Administrator? You can follow this tutorial to test an API operation as a publisher administrator. 1. Go to https://portal.azure.com with a Web browser. And log in with your company email address. 2. Find the API Management Service resource to open it. 3. Click on the ...
2018-03-28, 2522🔥, 0💬

Azure API Management - Publisher Portal 2017 Version
What is Azure API Management Publisher Portal 2017 version? Azure API Management Publisher Portal is an Azure Web portal that allows you to create and manage your API services. Once you have signed up for an Azure API Management Service, you will be given an API Management Publisher Portal, which sh...
2018-07-22, 2520🔥, 0💬

Reading One Line of Text from a File in PHP
How To Read One Line of Text from a File in PHP? If you have a text file with multiple lines, and you want to read those lines one line at a time, you can use the fgets() function. It reads the current line up to the "\n" character, moves the file pointer to the next line, and returns the text line ...
2016-12-02, 2518🔥, 0💬

EPUB 2.0 Picture Cover Page
How to add a cover page to an EPUB 2.0 book? EPUB 2.0 does not offer any special specification to define a cover page. So the first page of book content is the cover of the book. If you don't want the cover page (the first page in "spine" list) to show up in the linear reading flow, you can use the ...
2019-01-12, 2510🔥, 0💬

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