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"docker container run --detached" - Run Container in Background
How to Create a new Container and run it in the background using the "docker container run --detach" command? If you want to create an Alpine container and start a command that runs for a long time, you can use the --detach option to let it run in the background. 1. Create a new container with "alpi...
2018-12-01, 2275🔥, 0💬

Use Match Group \g&lt;n&gt; in Replacement
How to how to use matched string and groups in replacements with re.sub()? When calling the re.sub() function, you can use matched string and groups in replacements with the following escape sequences: \g&lt;0&gt; # represents the matched string \g&lt;1&gt; # represents the first gro...
2018-10-13, 2271🔥, 0💬

Use &amp;amp; in '@(...)' Expressions
How to enter &amp;amp; entity in '@(...)' expressions? If you want to enter the &amp;amp; sequence in a '@(...)' expressions, you must enter it as &amp;amp;amp;. This is because all XML entities will be decoded immediately, when Azure process the policy XML document. For example, the fol...
2017-11-12, 2269🔥, 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, 2268🔥, 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, 2255🔥, 0💬

Visual Studio 2017 .NET Program Folders
In which folders Visual Studio 2017 .NET programs are located on my Windows computer? When Visual Studio 2017 .NET is installed on your Windows computer, its programs are located the following folders: .NET Framework location: C:\Program Files (x86)\Microsoft.NET .NET Framework support for Visual St...
2017-09-19, 2249🔥, 0💬

Use &amp; Sign in '@(...)' Expressions
How to enter &amp; sign in '@(...)' expressions? &amp; signs can be entered in '@(...)' expressions directly. For example, the following "set-variable" policy statement uses a "@(...)" expression that contains a &amp; sign: &lt;set-variable name="name" value="@("John &amp; Sons")...
2017-11-12, 2246🔥, 0💬

Sign Out from Kindle for PC
How to sign out from Kindle for PC? Sign out from Kindle for PC is called "Deregister Kindle for PC". Deregister the Kindle for PC app from your Amazon account if it is registered to the wrong account or if you no longer want to use it to purchase Kindle books. To deregister the Kindle for PC app, y...
2022-07-01, 2245🔥, 0💬

Using the 'context' Object in Policy Expressions
How to use the built-in "context" object in Policy expressions? The built-in "context" object can be used any "@(...)" expressions or "@{...}" expression blocks. The "context" object allows you to access information related to Azure API operation through its properties and methods. Here are some exa...
2018-02-14, 2236🔥, 0💬

"MyLibApp.cs" - Call VC# Class from Library
How to call a function from a VC# class provided in a library? If you want to call a function from a VC# class provided in a library, you can follow this tutorial: 1. Reference the shared function with the class name prefix: MyLib.PrintHello(); 2. See the following full source code example, MyLibApp...
2017-08-06, 2226🔥, 0💬

EPUB Validator - epubcheck.jar
Where to find tutorials on EPUB Validator - epubcheck.jar? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on EPUB Validator - epubcheck.jar. What Is epubcheck.jar Validate EPUB 3.0 Book with EpubCheck Validate EPUB 3.1 Book with EpubCheck 4.0.2 E...
2018-06-06, 2225🔥, 0💬

PHP Built-in Functions for Arrays
Where to find tutorials on how to use PHP built-in functions to manage arrays? A collection of tutorials to answer many frequently asked questions on how to PHP functions to manage arrays. Clear answers are provided with tutorial exercises on searching keys and values, sorting arrays, merging two ar...
2017-01-29, 2216🔥, 0💬

JSON-stringify-Object.html - JSON.stringify() on Objects
How JSON.stringify() behaves on JavaScript objects? When processing an object, JSON.stringify() behave depending on the type of objects based on the following rules: Boolean, Number, and String objects are converted to the corresponding primitive JSON values during stringification. Date objects are ...
2017-09-08, 2213🔥, 0💬

Use &lt; Sign in '@(...)' Expressions
How to enter &lt; sign in '@(...)' expressions? &lt; signs can be entered in '@(...)' expressions directly. For example, the following "set-variable" policy statement uses a "@(...)" expression that contains a &lt; sign as the Boolean operator: &lt;set-variable name="isTrue" value="@...
2017-11-12, 2207🔥, 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, 2198🔥, 0💬

Sending an HTTP POST Request
How to send an HTTP POST request? I want to submit a form to a Website. To submit a form to a Website, you can use the requests.post() function: &gt;&gt;&gt; r = requests.post(url, data = {'key':'value'}) The second argument 'data' is a 'dict' object contains of the list of form field na...
2018-08-14, 2191🔥, 0💬

Selecting an Existing Database in PHP
How To Select an Exiting Database in PHP? The first thing after you have created a connection object to the MySQL server is to select the database where your tables are locate, by using the mysql_select_db() function. If your MySQL server is offered by your Web hosting company, they will assign a da...
2016-10-20, 2186🔥, 0💬

HTML 'em' Tag/Element
What Is an HTML "em" Tag/Element? An "em" element is an inline element that you can use to specify text with a normal emphasis. Here are basic rules about "em" elements: "em" elements are inline elements. "em" elements can not be used at block level. Contents of "em" elements will be displayed in it...
2017-04-28, 2172🔥, 0💬

id_token Online Decode Tool
Is there any online tool to decode an id_token string? There are several good online tools you can use to decode an id_token string. For example, go to jwt.io . Copy and paste your id_token string in the input box on left, for example: eyJhbGciOiJIUzI1NiIsInR5cCI6Ik pXVCJ9.eyJuYW1lIjoiSm9lIERvZSIsIm...
2021-06-20, 2168🔥, 0💬

View EPUB 2.0 Metadata List with Calibre
How to see more EPUB 2.0 metadata list with Calibre? You can follow this tutorial to view EPUB 2.0 metadata list with Calibre. 1. Click Row-Your-Boat-2.0.epub to download this sample EPUB 2.0 book. 2. Add Row-Your-Boat-2.0.epub to Calibre book library. You see some EPUB 2.0 metadata displayed below ...
2019-01-12, 2165🔥, 0💬

"fabric-ca-client identity list" - List Identities
How to List Identities with the "fabric-ca-client identity list" command? If you want get a list of identities from the Fabric CA Server, you can run the "fabric-ca-client identity list" command: $ export FABRIC_CA_CLIENT_HOME=~/fabric -ca/native-client/admin$ ~/go/bin/fabric-ca-client identity list...
2019-09-27, 2154🔥, 0💬

EPUB 2.0 Metadata - dc:subject Element
What is EPUB 2.0 Metadata "dc:subject" Element? EPUB 2.0 Metadata "dc:subject" is an optional metadata element to specify the subject category of the EPUB 2.0 book. When using "dc:subject" metadata element, you should follow an industry standard like: BISAC (Book Industry Standards And Communication...
2019-01-26, 2153🔥, 0💬

"MyLib.vb" - VB Class and Library
How to create a VB class and build it into a library? If you want to create a VB class and build it into a library, you can follow this tutorial: 1. Create the class source code file, MyLib.vb, with a text editor: ' MyLib.vb ' Copyright (c) FYIcenter.com Public Class MyLib Public Shared Sub PrintHel...
2017-08-13, 2148🔥, 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, 2147🔥, 0💬

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