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What Is Wrapper Function
What is a wrapper function in Python? A wrapper function in Python is a function that takes an old function as input parameter and returns a new function. The new function should have the same parameter list and return type. If you call the new function, it will perform the same task as the old func...
2018-02-08, ∼3245🔥, 0💬

View RSS Feeds with IE (Internet Explorer)
How to View RSS Feeds with IE (Internet Explorer)? If you want to view RSS Feeds with IE (Internet Explorer), you can follow this tutorial: 1. Launch IE (Internet Explorer) 11. 2. Enter the following in the URL input box: http://dev.fyicenter.com/rss_x ml.php3. Press "Enter" key. You see the RSS fee...
2017-10-16, ∼3239🔥, 0💬

"docker container exec" - Execute Command on Container
How to Execute an extra Command on a Running Container using the "docker container exec" command? The "docker container exec" command allows you to run an extra command on a running container. Here is a list of options supported by "docker container exec": fyicenter$ docker container exec --help Usa...
2021-10-10, ∼3238🔥, 0💬

EpubCheck 4.0.2 --json Option
What is EpubCheck 4.0.2 "--json" Option? EpubCheck 4.0.2 "--json" option allows you to generate a JSON output file containing all properties of the EPUB book. You can try it on Hello-3.0.epub: C:\fyicenter&gt; java -jar epubcheck-4.0.2\epubcheck.jar --json Hello.json Hello-3.0.epub No errors or ...
2018-11-17, ∼3237🔥, 0💬

EPUB 3.0 Metadata - dc:creator and dc:contributor Elements
What is EPUB 3.0 Metadata "dc:creator" and "dc:contributor" elements? EPUB 3.0 Metadata "dc:creator" and "dc:contributor" are optional metadata elements to specify authors and contributors of the EPUB 3.0 book. For example, the following two elements specify the author and the illustrator of the boo...
2018-05-19, ∼3229🔥, 0💬

"MathLibrary.cpp" - Build DLL Library
How to build a C++ DLL library with Visual Studio command tools? The next step to create a DLL library is to create library source code and build the library .dll file as shown in this tutorial: 1. Create the C++ source file, MathLibrary.cpp, with a text editor: // MathLibrary.cpp : Defines the expo...
2023-05-31, ∼3226🔥, 1💬

💬 2022-11-22 Octan: Beauty in simplicity.

Hello-3.0.epub - "mimtype" File
How to create the "mimetype" file of an EPUB 3.0 book? The "mimetype" file of an EPUB 3.0 book is a required file in the book ZIP container. It specifies the mimetype of an EPUB 3.0 book file. Here is the requirement on the "mimetype" file: 1. The "mimetype" file must be named as "mimetype". 2. The ...
2018-11-29, ∼3226🔥, 0💬

Build Hyperledger Fabric from Source Code
How to Build Hyperledger Fabric from source code on Ubuntu? You can follow this tutorial to Build Hyperledger Fabric binary code from source code on Ubuntu. $ export GOPATH=$HOME/go $ cd $GOPATH/src/github.com/hyperle dger/fabric$ make dist-clean all ...You can take a coffee break, because it may ta...
2020-11-11, ∼3224🔥, 0💬

Using Azure API Policy
Where to find tutorials on Using API Policy with API Management Services at Azure Portal? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Using API Policy with API Management Services at Azure Portal: What Is Azure API Policy Edit API Operation...
2018-03-24, ∼3223🔥, 0💬

Convert XML to JSON with PHP
How to convert an XML document to a JSON text string with PHP language? Currently, there is no built-in function or any standard extension that you can use to convert an XML document to a JSON text string. But you can use the following PHP example, xml_to_json_converter.php, to convert an XML docume...
2017-08-17, ∼3218🔥, 0💬

View API Details on Publisher Portal - 2017 Version
How to view API details on the Publisher Portal of an Azure API Management Service 2017 version? You can follow this tutorial to view detailed information of API on the Publisher Portal of an Azure API Management Service. 1. Log in to the Publisher Portal as shown in the previous tutorial. 2. Click ...
2018-07-18, ∼3214🔥, 0💬

Call JSON.parse() with Reviver Function
What is a reviver function that you can provide the JSON.parse() function call? The reviver function is an event handler function that is called repeatedly whenever a JSON element is parsed during the execution of the JSON.parse() function. The reviver function must defined with the following signat...
2023-09-07, ∼3209🔥, 0💬

Hello-3.0.epub - Package File: package.opf
How to create a package file like package.opf for an EPUB 3.0 book? At least one package file, like package.opf, is required for an EPUB 3.0 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...
2018-11-29, ∼3202🔥, 0💬

Creating a Database Table to Store Files in PHP
How To Create a Table To Store Files in PHP? If you using MySQL database and want to store files in database, you need to create BLOB columns, which can holds up to 65,535 characters. Here is a sample script that creates a table with a BLOB column to be used to store uploaded files: &lt;?php $co...
2016-10-14, ∼3196🔥, 0💬

Single Cookie Size Limit in PHP
How Large Can a Single Cookie Be in PHP? How large can a single cookie be? The answer is depending what is the Web browser your visitor is using. Each browser has its own limit: Internet Explorer (IE): about 3904 bytes Mozilla Firefox: about 3136 bytes If you want to test this limit, copy this sampl...
2016-10-30, ∼3194🔥, 0💬

Entering Comments into HTML Documents
How To Enter Comments into HTML Documents? If you want to enter comments into an HTML document, you can use the comment tag: "&lt;!-- ... --&gt;". Here are some good examples of HTML comments: &lt;!-- Start north banner --&gt;... &lt;script type="text/javascript"&gt; &lt;...
2024-03-23, ∼3191🔥, 0💬

HTML 'sub' and 'sup' Tag/Element
What Are HTML "sub" and "sup" Tags/Elements? "sub" and "sup" elements are inline elements that you can use to specify text to be treated as subscript and superscript respectively. Here are basic rules about "sub" and "sup" elements: "sub" and "sup" elements are inline elements. "sub" and "sup" eleme...
2017-04-28, ∼3188🔥, 0💬

"MyLibApp.cpp" - Call C++ Class from Static Library
How to call a function from a C++ class provided in a static library? If you want to call a function from a C++ class provided in a static library, you can follow this tutorial: 1. Specify the namespace of the C++ class: using namespace fyi; 2. Reference the function with the class name prefix: MyLi...
2023-06-19, ∼3186🔥, 0💬

Entering HTML Element Content
How To Enter HTML Element Content? Most of HTML elements allow you to specify contents. But there are some HTML elements that do not allow any contents. If an HTML element does allow element content, you can enter the content between the opening tag and the closing tag. Here are some good examples o...
2024-04-07, ∼3185🔥, 0💬

Closing XHTML 'br' Tags
What Is wrong with my &lt;br&gt; Tags? If you are used HTML syntax, you may write your &lt;br&gt; tags as in the paragraph below: &lt;p&gt; I love the way you look at me,&lt;br&gt; Your eyes so bright and blue.&lt;br&gt; I love the way you kiss me,&lt;br&a...
2024-03-23, ∼3183🔥, 0💬

EPUB 3.0 Metadata - dc:subject Element
What is EPUB 3.0 Metadata "dc:subject" Element? EPUB 3.0 Metadata "dc:subject" is an optional metadata element to specify the subject category of the EPUB 3.0 book. When using "dc:subject" metadata element, you should follow an industry standard like: BISAC (Book Industry Standards And Communication...
2018-04-28, ∼3183🔥, 0💬

Decode Azure AD v1 id_token
How to decode the id_token value received from Azure AD v1.0 authentication response? According to the "RFC 7519 - JWT (JSON Web Token)" standard, the "id_token" value received from Azure AD authentication response should be decoded as below: Splitting the encoded string into 3 components: Header, B...
2021-05-16, ∼3180🔥, 0💬

Downloading and Installing PHP
Where to find tutorials in downloading and installing PHP binary version for Windows system. Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team in downloading and installing PHP binary version for Windows system. Installing PHP for Windows Verifying ...
2016-10-13, ∼3179🔥, 0💬

Viewing the Content of a Cookie File in PHP
How to View the Content of a Cookie File in PHP? Cookie files are normal text files. You can view them with any text editor. Follow the steps below to see what is in a cookie file created by your own PHP script. Copy the following sample script, setting_persistent_cookies.php ,to your Web server: &a...
2016-10-30, ∼3178🔥, 0💬

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