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Hello-3.1.epub - Package File: package.opf
How to create a package file like package.opf for an EPUB 3.1 book? At least one package file, like package.opf, is required for an EPUB 3.1 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 package f... 2022-05-31, ∼2313🔥, 0💬

Hello-3.1.epub - Navigation File: navigation.xhtml
How to create a navigation file like navigation.xhtml for an EPUB 3.1 book? At least one navigation file, like navigation.xhtml, is required for an EPUB 3.1 book in the book ZIP container. It provides navigation information like a table of contents of the book. Here is the requirement on a navigatio... 2021-08-11, ∼2313🔥, 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, ∼2310🔥, 0💬

Hello-2.0.epub - Navigation File: navigation.xml
How to create a navigation file like navigation.xml for an EPUB 2.0.1 book? At least one navigation file, like navigation.xml, is required for an EPUB 2.0.1 book in the book ZIP container. It provides navigation information like a table of contents of the book. Here is the requirement on a navigatio... 2021-04-15, ∼2309🔥, 0💬

"composer network start" Errors
Why am I getting errors when running the "composer network start" command? There are couple of reasons why you are getting errors when running the "composer network start" command to start business network. Error Example 1 - The business network NBA file was not deployed correctly, or has been remov... 2020-12-26, ∼2304🔥, 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, ∼2304🔥, 0💬

EPUB 2.0 Metadata - dc:title Element
What is EPUB 2.0 Metadata "dc:title" Element? EPUB 2.0 Metadata "dc:title" specify a title for the EPUB 2.0 book. For each EPUB 2.0 book, you must specify at least one "dc:title" metadata element as shown below: &lt;dc:title&gt;Row, Row, Row Your Boat&lt;/dc:title&gt; If you want to ... 2022-04-13, ∼2302🔥, 0💬

What Is Python Module 'urllib'
What Is Python module "urllib"? "urllib" is a Python internal module that allows you to communicate with Internet resources that are represented by URLs. Two main Internet protocols are supported: HTTP and FTP. The current version of "urllib" module is divided into 4 sub-modules: urllib.request - fo... 2018-09-24, ∼2301🔥, 0💬

What Is RSS and Atom Aggregator
What Is an RSS and Atom Aggregator? A RSS aggregator, also called RSS reader, is software application that allows you to subscribe to many RSS or Atom feeds from various sources and read them in one place. A RSS aggregator usually provides a big list of RSS feeds from popular news providers. But it ... 2017-10-08, ∼2301🔥, 0💬

Google Chrome Showing Atom Feeds as XML
Why is Google Chrome Showing Atom Feeds as XML? Google Chrome is showing Atom Feeds as XML, because it has stopped the support of formatted viewing of Atom feeds by default. Follow this tutorial to see this behavior: 1. Launch Google Chrome 60. 2. Enter the following in the URL input box: http://dev... 2017-12-31, ∼2298🔥, 0💬

Retrieving Directory Name from File Path Name in PHP
How To Get the Directory Name out of a File Path Name in PHP? If you have the full path name of a file, and want to get the directory name portion of the path name, you can use the dirname() function. It breaks the full path name at the last directory path delimiter (/) or (\), and returns the first... 2016-11-20, ∼2298🔥, 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, ∼2296🔥, 0💬

Special Characters in Double-Quoted Strings in PHP
What Are the Special Characters You Need to Escape in Double-Quoted Stings? There are two special characters you need to escape in a double-quote string: the double quote (") and the back slash (\). Here is a PHP script example of double-quoted strings: &lt;?php echo "Hello world!"; echo "Tom sa... 2016-10-13, ∼2295🔥, 0💬

Local Variables in a Function in PHP
What Is the Scope of a Variable Defined in a Function? in PHP? The scope of a local variable defined in a function is limited with that function. Once the function is ended, its local variables are also removed. So you can not access any local variable outside its defining function. Here is a PHP sc... 2016-12-08, ∼2294🔥, 0💬

MIME Type Definition for RSS Files
What Is the MIME Type Definition for RSS Files? Atom files have its own MIME type definition as: MIME type: application/rss+xml File extension: .rss, .xml Type of format: Syndication Extended from: XML   ⇒ Download RSS Specification ⇐ Icon for RSS Syndication ⇑ Introduction of RSS ⇑⇑ RSS FAQ and T... 2017-12-21, ∼2291🔥, 0💬

Taking a Substring in PHP
How To Take a Substring from a Given String? If you know the position of a substring in a given string, you can take the substring out by the substr() function. Here is a PHP script on how to use substr(): &lt;?php $string = "beginning"; print("Position counted from left: ".substr($string,0,5)."... 2016-10-13, ∼2290🔥, 0💬

Validating XHTML 1.0 Documents Online
How To Validate XHTML 1.0 Documents Online? If you have just finished a new XHTML document, and you want to make sure that confirms with the XHTML specification, you can use the XHTML online validator at http://validator.w3.org/ . There are 3 ways you can use this validator: By URL - Specify the URL... 2024-01-15, ∼2289🔥, 1💬

What Is PHP JSON Extension
What Is the PHP JSON Extension? The PHP JSON Extension is a standard extension included in the PHP distribution since PHP 5.2.0 version to support JavaScript Object Notation (JSON) data-interchange format defined in RFC 7159. The PHP JSON Extension provides 4 main functions: json_decode() — Decodes ... 2023-02-28, ∼2288🔥, 0💬

Verifying PHP Installation
How To Verify Your PHP Installation? PHP provides two execution interfaces: Command Line Interface (CLI) and Common Gateway Interface (CGI). If PHP is installed in the \php directory on your system, you can try this to check your installation: Run "\php\php -v" command to check the Command Line Inte... 2016-10-13, ∼2288🔥, 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, ∼2287🔥, 0💬

MySQLConnection.cursor() and MySQLCursor.execute()
How to use MySQLCursor to run MySQL statements with "mysql.connector" module? "mysql.connector" module provides you 2 ways to run MySQL statements: 1. Use con.cmd_query() - If you don't want to receive any data back from the MySQL server, you can use the MySQLConnection.cmd_query() method to run MyS... 2021-09-09, ∼2282🔥, 0💬

Hello-3.0.epub Displayed in Calibre
How to display Hello-3.0.epub in Calibre? Once you have Hello-3.0.epub created, you can follow this tutorial to open and read it in Calibre. 1. Search and run Calibre on your Windows computer. You see the Calibre main screen. 2. Click "Add books" icon. You see the open file screen. 3. Locate and sel... 2018-11-11, ∼2282🔥, 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, ∼2282🔥, 0💬

Install Docker CE on CentOS with YUM
How to install Docker CE (Community Edition) on CentOS with YUM tool? You can follow this tutorial to install Docker CE on CentOS with YUM tool. 1. Verify OS, Kernel and Architecture: fyicenter$ hostnamectl Operating System: CentOS Linux 7 (Core) Kernel: Linux 3.10.0-693.5.2.el7.x86_64 Architecture:... 2023-03-17, ∼2281🔥, 0💬

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