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Running a SQL Statement in PHP
How To Run a SQL Statement in PHP? You can run any types of SQL statements through the mysql_query() function. It takes the SQL statement as a string and returns different types of data depending on the SQL statement type and execution status: Returning FALSE, if the execution failed. Returning a re...
2016-10-20, 1482🔥, 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, 1481🔥, 0💬

Retrieving the Original Query String in PHP
How To Retrieve the Original Query String in PHP? If you have coded some values in the URL without using the standard form GET format, you need to retrieve those values in the original query string in $_SERVER['QUERY_STRING']. The script below is an enhanced version of processing_forms.php which pri...
2016-11-05, 1481🔥, 0💬

Removing a File in PHP
How To Remove a File in PHP? If you want to remove an existing file, you can use the unlink() function. Here is a PHP script example on how to use unlink(): &lt;?php if (file_exists("/temp/todo.txt") ){ unlink("/temp/todo.txt"); print("File removed.\n"); } else { print("File does not exist.\n");...
2016-11-20, 1480🔥, 0💬

Install RSS Subscription Extension for Chrome
How to Install RSS Subscription Extension for Chrome? RSS Subscription Extension for Chrome auto-detects RSS feeds on the page you are reading and upon finding one will display an RSS icon in the Omnibox, allowing you to click on it to preview the feed content and subscribe. If you want to install R...
2017-10-16, 1479🔥, 0💬

Information Needed for MySQL Connection in PHP
What Do You Need to Connect PHP to MySQL in PHP? If you want to access MySQL database server in your PHP script, you need to make sure that MySQL module is installed and turned on in your PHP engine. Check the PHP configuration file, php.ini, to make sure the extension=php_mysql.dll is not commented...
2016-10-20, 1478🔥, 0💬

Download Atom Specification - RFC 4287
How to download Atom Specification - RFC 4287? You can follow this tutorial to download Atom specification - RFC 4287: 1. Go to RFC 4287 - The Atom Syndication Format page. 2. Use the browser "Save As" function to save a copy to your computer.   ⇒ Differences between RSS 2.0 and Atom 1.0 ⇐ Firefox ...
2017-11-02, 1477🔥, 0💬

HTML Line Break 'br' Tag/Element
What Is an HTML "br" Tag/Element? A "br" element is an inline element that you can use to specify a line break in the paragraph. Here are basic rules about "br" elements: "br" elements are inline elements. "br" elements can not be used at block level. "br" elements are empty content elements. Most b...
2017-07-21, 1476🔥, 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, 1474🔥, 0💬

HTML Anchor 'a' Tag/Element
What Is an Anchor "a" Tag/Element? An "a" element is an inline element that you can use to specify a hyper link in your HTML document. An "a" element can also be used to define a bookmark in your HTML document. Here are basic rules about "a" elements: "a" elements are inline elements. "a" elements c...
2017-07-15, 1474🔥, 0💬

Including Array Elements in Double-Quoted Strings in PHP
How Many Ways to Include Array Elements in Double-Quoted Strings? There are 2 formats to include array elements in double-quoted strings: "part 1 $array[key] part 2" - This is called simple format. In this format, you can not specify the element key in quotes. "part 1 {$array['key']} part 2" - This ...
2016-10-13, 1473🔥, 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, 1472🔥, 0💬

"docker container list --all" - List All Containers
How to list all containers on the Docker Engine with "docker container list --all" command? The default "docker container list" or "docker ps" command lists only running containers. If you want to see all containers including those that were stopped, you need to use the "--all" option. Here is a lis...
2019-04-16, 1471🔥, 0💬

JSON Schema Syntax
What is the JSON Schema syntax? I heard that it is very simple. JSON Schema syntax is very simple. Here are some basic JSON Schema syntax rules: 1. A JSON schema must be a valid JSON Object. 2. A JSON schema may contain zero, one or more validation properties (also called keywords). Each validation ...
2018-02-01, 1470🔥, 0💬

What Is the Relation between RSS and XML
What Is RSS (Rich Site Summary)? XML (Extensible Markup Language) is a generic markup language to organize generic information into a structured document with embedded tags. RSS (Really Simple Syndication) is an extension of XML designed to organize headlines of news or summaries of Web pages to fee...
2017-12-26, 1470🔥, 0💬

Retrieving Session ID from the Current Session in PHP
How To Retrieve the Session ID of the Current Session in PHP? Normally, you don't need to know the session ID of the current session. But if you are interested to know the session ID created by the PHP engine, there are two ways to get it: Calling session() function. It will return the session ID va...
2016-10-26, 1467🔥, 0💬

"MathFuncsLib.cpp" - Build Static Library
How to build a C++ static library with Visual Studio command tools? The next step to create a static library is to create library source code and build the library .lib file as shown in this tutorial: 1. Create the C++ source file, MathFuncsLib.cpp, with a text editor: // MathFuncsLib.cpp // compile...
2023-10-15, 1465🔥, 0💬

Printing Python Engine Information
How to print out Python engine information? Here is a Python example on how to print out Python engine information: &gt;&gt;&gt; import sys &gt;&gt;&gt; sys.getwindowsversion() sys.getwindowsversion(major=6, minor=1, build=7601, platform=2, service_pack='Service Pack 1') &...
2018-11-11, 1463🔥, 0💬

What Is Azure API Policy
What Is Azure API Policy? Azure API Policy is a set of plugin rules to be executed between Azure API and the backend service. Those plugin rules are written in Azure API policy statements in XML format. An Azure API policy contains two major blocks: 1. Inbound Policy - Policy statements to be execut...
2018-03-10, 1463🔥, 0💬

Atom "feed/author" Element
What is the Atom "feed/author" element? How To Generate a "feed/author" element? The &lt;author&gt; element is not a required sub-element of the &lt;feed&gt; element. However, it is required to have a feed author element, if one of the feed entries does not have an author element. Th...
2017-11-29, 1463🔥, 0💬

"fabric-nodeenv:latest not found" Error
How to resolve the "hyperledger/fabric-nodeenv:la testnot found" error? Based on discussions on the Internet, there is a something wrong in the Docker image repository for "hyperledger/fabric-nodeenv:la test"image. When you try to instantiate chaincode a Hyperledger Fabric network channel, a docker ...
2020-02-29, 1462🔥, 0💬

Cookies Transported from Servers to Browsers in PHP
How Cookies Are Transported from Servers to Browsers in PHP? Cookies are transported from a Web server to a Web browser in the header area of the HTTP response message. Each cookie will be included in a separate "Set-Cookie:" header line in the following format: Set-Cookie: name=value; expires=time;...
2016-11-02, 1458🔥, 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, 1455🔥, 0💬

BYFN CLI Container "peer" Command
What is the BYFN (Build Your First Network) CLI Container "peer" Command? If you have the BYFN CLI container running, you can use it to run the "peer" command to manage your BYFN network. 1. Start the CLI container and connect to it: $ docker start cli cli $ docker exec -it cli bash bash-4.4# 2. Run...
2020-10-10, 1455🔥, 0💬

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