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Using HTML 'reset' Action Fields
How To Use "reset" Input/Action Fields? A "reset" input field is defined as &lt;input type="reset" .../&gt;. "reset" input fields can be used to create reset buttons in a form. When a reset button is clicked, the form will be refreshed by replacing user entered values with default values. On...
2017-04-08, ∼1777🔥, 0💬

registerUser.js - Register User to ca.example.com
What is the user registration Node.js program registerUser.js? User registration Node.js program registerUser.js registers an user "user1" to ca.example.com. 1. View the registerUser.js source code: $ cp ~/hyperledger-binaries/fabric- samples/fabcar/javascript$ more registerUser.js /* * SPDX-License...
2020-01-04, ∼1776🔥, 0💬

HTML 'div' and 'span' elements
Where to find tutorials of introduction to HTML "div" and "span" elements? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team in introduction to HTML "div" and "span" elements. Clear answers are provided with tutorial exercises on basic usages of "di...
2017-03-22, ∼1776🔥, 0💬

HTML Input Field 'label' Tag/Element
What Is a "label" Tag/Element? A "label" element is an inline element that you can use to define a label for a form input field. Here are basic rules about a "label" element: "label" elements are inline elements. "label" elements can only be used as sub-elements of "form" elements. A "label" element...
2017-04-01, ∼1775🔥, 0💬

Azure AD v2 id_token Is Smaller
Where Azure AD v2.0 id_token is smaller than v1.0? Azure AD v2.0 id_token is smaller than v1.0, because the number of default claims (properties) are reduced in Azure AD v2.0 id_tokens as shown in the table below: Azure AD v2.0 Azure AD v1.0 ver=2.0 ver=1.0 rh iss iss sub sub aud aud exp exp iat iat...
2019-04-03, ∼1774🔥, 0💬

'list' Literals and Conversions
How to specify "list" values in Python code? "list" values can be specified using "list" literals or the list() conversion function as shown in this tutorial: 1. "list" literals in [v1, v2, ...] format as shown below: &gt;&gt;&gt; ["Age", 25] ['Age', 25] &gt;&gt;&gt; ["Age", ...
2018-04-07, ∼1774🔥, 0💬

Process Azure AD v2 Authentication Request
How to the Azure AD v2.0 Sign-On Authentication Request is process by Azure AD service? When Azure AD service receives a Sign-On Authentication Request from an end user's Web browser, it will: Verify if the "client_id" value in the request is valid. If not, display an error message page to the end u...
2019-05-03, ∼1772🔥, 0💬

"docker search" - Search Images from Docker Hub
How to Search for Docker Images from Docker Hub with keywords using the "docker search" command? If you want pull a Docker image from Docker hub, but you don't know the exact image name, you can use the "docker search" command to find it with a given keyword. 1. Search Docker images for Python langu...
2021-08-13, ∼1771🔥, 0💬

Download and Install Golang SDK
How to download and install Golang SDK for Hyperledger Fabric? You can follow this tutorial to download and install Golang SDK for Hyperledger Fabric. 1. Download Golang SDK: $ export GOPATH=~/go $ echo $GOPATH /home/fyicenter/go $ go get github.com/hyperledger/fabric- sdk-go2. Verify Golang SDK pac...
2020-01-21, ∼1771🔥, 0💬

Hyper Link Points to an Image
What Happens If a Hyper Link Points to an Image? If you want to build a hyper link to allow visitors to see an image by clicking a hyper link, you can put the URL of the image directly in the "href" attribute of the hyper link. If a visitor clicks the link, the browser will fetch and display the ima...
2017-07-03, ∼1771🔥, 0💬

What Is id_token
What is id_token used in OpenID Connect protocol? "id_token" is Base64URL encoded string returned from the authentication service provider after the user successfully finishes the authentication process. "id_token" follows the "RFC 7519 - JWT (JSON Web Token)" to encode authentication information. Y...
2022-05-31, ∼1770🔥, 0💬

'__dict__' Dictionary in Function Object
What is the "__dict__" dictionary property in a function object? By default every function object has "__dict__" built-in dictionary property. Each name value pair in this dictionary becomes a formal property of the function object accessible using the "." operation. It is empty when the function ob...
2018-02-08, ∼1770🔥, 0💬

Retrieving Values Stored in Session in PHP
How To Retrieve Values from the Current Session in PHP? If you know some values have been saved in the session by another script requested by the same visitor, you can retrieve those values back by using the pre-defined associative array called $_SESSION. The following PHP script shows you how to re...
2016-10-26, ∼1770🔥, 0💬

'bytes' Literals and Conversions
How to specify "bytes" values in Python code? "bytes" values can be specified using "bytes" literals or the bytes() conversion function as shown in this tutorial: 1. "bytes" literals in b'...' or b"..." format as shown below: &gt;&gt;&gt; b'FYIcenter.com' b'FYIcenter.com' &gt;&gt...
2018-04-07, ∼1769🔥, 0💬

Missing XHTML 'title' Element
What Happens If the XHTML "title" Element is Missing? XHTML 1.0 requires you write the title element inside the head element. If you forget to include the title element, the XHTML validator will return an error to you. Here is how you can test this yourself. Go the W3 XHTML validator Web site: http:...
2017-06-28, ∼1768🔥, 0💬

What Is Module
What Is Module in Python? A module in Python is a collection of Python code saved in a separate file. A module can have the following elements: Module name - A symbolic name that uniquely identifies this module within the context. By default, the module name is the file name (without the file extens...
2022-09-24, ∼1767🔥, 0💬

Python Built-in Structured Data Types
Python Built-in Structured Data Types? Python Built-in Structured Data Types are data types provided by the Python interpreter to represent structures of data values: Here is a list of commonly used Python Built-in Structured Data Types: "str" - String data type for sequences of Unicode characters, ...
2018-04-07, ∼1767🔥, 0💬

Visual Studio Installer Program Folders
In which folders Visual Studio Installer Programs are located on my Windows computer? When Visual Studio Installer is installed on your Windows computer, its programs are located the following folders: Location: C:\Program Files (x86)\Microsoft Visual Studio\Installer Programs: vs_installer.exe - Th...
2023-07-29, ∼1766🔥, 0💬

Start Hyperledger Composer Playground Server
How to start and stop Hyperledger Composer Playground Server? The command that represents the Hyperledger Composer Playground Server is "composer-playground". You can start the server as shown below: $ composer-playground ... INFO :LoadModule :loadModule() Loading composer-wallet-filesystem from /us...
2022-10-13, ∼1765🔥, 1💬

💬 2022-10-13 Khôi Nguyên: Thank ^^

Initiate Azure AD v2 Access Token Request
How to initiate Azure AD v2.0 Access Token Request? The Azure AD v2.0 Access Token Request should be initiated from your application Web server. This is why the authentication code flow is more secure than the implicit flow, because the "id_token" value will be received by Web server directly from t...
2019-03-27, ∼1765🔥, 0💬

HTML Author 'meta' Tag/Element
What Is the HTML Author "meta" Tag/Element? The author "meta" element is a special "meta" element that provides information about the author of the HTML document. The author "meta" element must include the "name" attribute as, name="author". Here is an example: &lt;meta name="author" content="FY...
2017-06-23, ∼1765🔥, 0💬

Relation between HTML and DTD
What Is the relation between HTML and DTD? DTD (Document Type Definition) is a language based on XML to you to define a specific type of XML documents. Since the XHTML serialization of an HTML document is a specific type of XML documents, you can use DTD to define the structure of XHTML. In fact, XH...
2024-02-09, ∼1764🔥, 0💬

HTML Drop Down List 'select' Tag/Element
What Is a "select" Tag/Element? A "select" element is an inline element that you can use to define a dropdown input field in a form. Here are basic rules about a "select" element: "select" elements are inline elements. "select" elements can only be used as sub-elements of "form" elements. A "select"...
2017-04-01, ∼1763🔥, 0💬

Azure AD v2 Access Token Request Test Page
How to build an Azure AD 2.0 Access Token Request Test page? The Access Token Request is the second call to the Azure AD service in the authentication code flow to retrieve the id_token with the authentication code received from the first call. You can build a simple Web form page to test different ...
2019-03-27, ∼1761🔥, 0💬

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