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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, 1250🔥, 1💬

💬 2022-10-13 Khôi Nguyên: Thank ^^

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, 1250🔥, 0💬

Azure AD Integration v2.0
Where to find tutorials on Azure AD Integration v2.0? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Azure AD Integration v2.0. Authentication Flows with Azure AD v2 Azure AD v2 OpenID Metadata Document Azure AD v2 Sign-On Authentication Reque...
2021-01-09, 1250🔥, 0💬

Simplest Hyperledger Fabric Network
What is the simplest Hyperledger Fabric Network? The simplest Hyperledger Fabric Network consists of 2 systems, an orderer and a peer, running 1 channel with 1 chaincode. But ledger (Blockchain and World State) is not distributed. To improve reliability, we can add a second ledger peer to the networ...
2020-02-07, 1250🔥, 0💬

"docker container run --name" - Run Container with Name
How to create a new container with a given name and run the default command from an image with "docker container run --name" command? If you want to create a new container with a given name from an image, and start the container with the default command in one step, you can use the "docker container...
2021-10-02, 1248🔥, 0💬

"configtxgen" Command - Build genesis.block
How to run "configtxgen" command to build the orderer genesis block for BYFN (Build Your First Network)? You can follow this tutorial to run "configtxgen" command to build Orderer Genesis Block for BYFN. The "configtxgen" command file is located in the ../bin directory. It takes the configtx.yaml fi...
2020-10-20, 1248🔥, 0💬

Build Authorization Code Flow with Google OpenID Connect
How to implement the OpenID Authorization Code Flow with Google OpenID Connect service? If you want to implement the OpenID Authorization Code Flow (also called the Server Flow) in your Web application to use Google OpenID Connect service, you should follow these steps: 1. Building the Google OpenID...
2022-02-04, 1247🔥, 0💬

'float' Values are Objects
Are "float" values objects in Python? Yes, "float" values are objects in Python. In fact, all data values in Python are objects. In Python, "float" is defined as an object class with the following interesting properties, constructors, and methods: float.__doc__ - Property holding a short description...
2022-12-03, 1246🔥, 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, 1246🔥, 0💬

Authentication Response Received from Google OpenID Connect
How to process the authentication response received from Google OpenID Connect service after sending an authentication request? After Google OpenID Connect service receives an authentication request from the end user's Web browser, it will process the request and redirect the Web browser to the "red...
2021-03-07, 1245🔥, 0💬

Atom "feed/entry/link" Element
What is the Atom "feed/entry/link" element? How To Generate a "feed/entry/link" element? The &lt;link&gt; element is not a required sub-element of the &lt;entry&gt; element. But it is strongly recommended that you provide a link element with rel="alternate" for each of your feed entr...
2017-11-29, 1244🔥, 0💬

HTML Drop Down List 'option' Tag/Element
What Is an "option" Tag/Element? A "option" element is an inline element that you can use to define one option of a dropdown input field in a form. Here are basic rules about a "option" element: "option" elements are inline elements. "option" elements can only be used as sub-elements of "select" ele...
2017-04-01, 1244🔥, 0💬

The Opening Tag of an HTML Element
How To Write the Opening Tag of an HTML Element? When you are writing an HTML element, you must start with its opening tag, which contains the name of the element and attributes if needed. The opening tag is enclosed in a pair of angle brackets: "&lt;" and "&gt;". HTML element names are pred...
2024-03-23, 1242🔥, 0💬

'sys' Module - System Parameters and Functions
Where to find tutorials on Python "sys" Module? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Python "sys" Module. What Is Python Module 'sys' Printing Python Engine Information sys.argv - Command Line Argument List   ⇒ What Is Python Module ...
2018-11-11, 1242🔥, 0💬

JSON Validation Online Tools
Where to find online tools for JSON Validation? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on online tools for JSON validation: JSON Validation at jsonlint.com JSON Validation at fyicenter.com   ⇒ JSON Validation at jsonlint.com ⇐ JSON-strin...
2023-09-05, 1241🔥, 0💬

XML to JSON Conversion at fyicenter.com
How to use the XML to JSON Conversion Tool at fyicenter.com? If you want to try the XML to JSON Conversion Tool at fyicenter.com, you can follow this tutorial: 1. Go to the FYIcenter XML to JSON Converter page at fyicenter.com. 2. Enter the following XML document in the XML text area: &lt;profil...
2023-08-17, 1241🔥, 0💬

Azure AD Integration v1.0
Where to find tutorials on Azure AD Integration v1.0? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Azure AD Integration v1.0. Authentication Flows with Azure AD v1 Azure AD v1 OpenID Metadata Document Azure AD v1 Sign-On Authentication Reque...
2019-02-18, 1241🔥, 0💬

Floating an Image to the Right Side in HTML
How To Float an Image to the Right Side? If you want to float an image to the right side of the paragraph instead of inline within a text line, you have to use the CSS property "float" to do this. The "float" property takes two values: "float: left" - Specifies that the image to be floated to the le...
2017-03-27, 1241🔥, 0💬

Reducing the Display Size of an Image in HTML
How To Reduce the Display Size of an Image? If an image embedded inline is too big when displayed in a browser, you can use "width" and "height" attributes to reduce the image's display size. The display width and height should be proportional to the actual width and height of the image. Otherwise, ...
2017-03-27, 1239🔥, 0💬

HTML 'body' Tag/Element - Document Body
What Is the HTML "body" Tag/Element? The "body" element is used to provide content of the HTML document. Here are some rules about the "body" tag/element: The body element is a second level element. The body element must be the second child element of the html element. You can only place a single bo...
2024-01-10, 1238🔥, 0💬

Attribute Name Case Sensitive
Is Attribute Name Case Sensitive? Yes, XHTML attribute names are case sensitive. You must write all attribute names in lower case letters. Here are some valid and invalid attribute names: &lt;a href="http://dev.fyicenter.com "&gt;- Valid attribute name. &lt;a HREF="http://dev.fyicenter.c.. .
2023-09-23, 1238🔥, 0💬

Variable Scope in Function Definition Statements
What is the scope of a variable introduced in a function definition "def" statement block in Python? Any new variables introduced in a function statement block is valid only in that statement block. In other words, the scope of a local variable in a function is limited to the function only. Also not...
2022-10-26, 1238🔥, 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, 1238🔥, 0💬

Manage and Use Instance Properties
How to manage and use instance properties? Instance properties, also called instance attributes, are name value pairs associated with class instance object, and not shared with other instances created from this class. You can manage and use instance properties in various places: 1. In the class "__i...
2022-09-24, 1237🔥, 0💬

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