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Basic Structure of Python Code
What is Basic Structure of Python Code? The basic structure of Python code can be described below: A Python code is a sequence of statements and statement blocks. Each statement or statement block in a Python code is executed sequentially one by one. For example, look at the following Python code wi...
2023-06-12, ∼2196🔥, 0💬

Download and Install Kindle for PC
How to Download and Install Kindle for PC? You can follow this tutorial to download and install Kindle for PC on your Windows computer. 1. Go to Kindle download site . 2. Click "Download for PC" button. You see download started. 3. Save the download file to \fyicenter\KindleForPC-install er-1.21.4801...
2022-07-01, ∼2196🔥, 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, ∼2196🔥, 0💬

Run Simple EPUB Reader
How to run Simple EPUB Reader to view an EPUB book? I want to use it to read "The Geography of Bliss" EPUB book. If you have download "The Geography of Bliss" EPUB book, GeographyofBliss_oneChapter.ep ub,as shown in earlier tutorial, you can follow this tutorial to view the EPUB book in "Simple EPUB...
2019-01-01, ∼2196🔥, 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, ∼2196🔥, 0💬

Organization with CA Server
Should I run Fabric CA server in my organization on a multi-organization network? Yes, you should run Fabric CA server in your organization on a multi-organization network. It is your responsibility to manage membership of who can access ledger peers in your organization. Now we have a Hyperledger F...
2019-10-27, ∼2192🔥, 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, ∼2190🔥, 0💬

"docker image rm ..." - Remove All Images
How to remove all images from the Docker Engine with "docker image rm ..." command? If you have created many images on the Docker Engine and you want to remove them all, you can use the "docker image rm ..." command with a sub-command to specify the list of all image IDs. 1. Run "docker image list -...
2021-10-02, ∼2189🔥, 0💬

Azure AD v2 Sign-On Authentication Request
What is the Azure AD v2.0 Sign-On Authentication Request? Before deciding which Azure AD v2.0 authentication flow you want to implement in your Web application, you need to have a good understanding of the Azure AD v2.0 Sign-on authentication request, which is the first call you have to make in any ...
2021-01-09, ∼2189🔥, 0💬

XHTML 'meta' Tag/Element
What Is an XHTML "meta" Tag/Element? A "meta" element is optional child element of the head element. A "meta" element provides one piece of extra information about the XHTML document. Here are some important rules about "meta" elements: Meta elements are optional. Meta elements can only be used as s...
2017-06-28, ∼2189🔥, 0💬

'bool' Values are Objects
Are "bool" values objects in Python? Yes, "bool" values are objects in Python. In fact, all data values in Python are objects. In Python, "bool" is defined as a sub class of the "int" object class with the following interesting properties, constructors, and methods: bool.__doc__ - Property holding a...
2023-07-01, ∼2188🔥, 0💬

What Is CTO Modeling Language
What is Business Network CTO Modeling Language? Business Network CTO Modeling Language is a special data modeling language to define complex data types from primitive data types. CTO source code can be stored in a single or multiple files with the *.cto file extension. Each CTO source code file shou...
2021-08-01, ∼2188🔥, 0💬

What Is the Authentication Claim in id_token
What is the authentication claim in an id_token? The authentication claim is the information carried in the id_token body component. OpenID Connect 1.0 specification defines the following primary properties on the authentication claim: "iss" - Required. Identifies the "Issuer" of this authentication...
2022-05-31, ∼2186🔥, 0💬

"composer network install" Errors
Why am I getting errors when running the "composer network install" command? There are couple of reasons why you are getting errors when running the "composer network install" command to deploy business network BNA files. Error Example 1 - $ cd tutorial-network $ composer network install --card Peer...
2020-12-26, ∼2186🔥, 0💬

Watch "orderer" Container Log
How to watch the log file of the "orderer" Container? The "orderer" Container plays an important role in a Hyperledger Fabric network. You can follow this tutorial to watch its log file: 1. Set up a new terminal on the hosting system to follow the log file of the "orderer" container: $ docker logs -...
2020-07-07, ∼2186🔥, 0💬

Classes Are Objects Too
Are classes objects in Python? Yes, all classes are objects of "type" type in Python? You can verify this with the following Python code: &gt;&gt;&gt; class x: ... pass ... &gt;&gt;&gt; type(x) &lt;class 'type'&gt; In other words, the "class x" statement block perform...
2018-05-08, ∼2186🔥, 0💬

'class' - Class Definition Statements
How to use the "class" statement to define a new function in Python? You can use the "class" statement to define a new class in Python with the following syntax: def class_name(base_class): class properties assignment statement ... method definition statement ... Here is a good example of "class" st...
2018-05-08, ∼2185🔥, 0💬

Hyper Link Indexes within the HTML Document
How To Build Hyper Link Indexes within the Same Document? If you want build some hyper link indexes within the same document, you need use "a" elements to define some bookmarks, then use "a" elements to define hyper links that pointing to those bookmarks. The tutorial example below shows you how to ...
2017-07-03, ∼2182🔥, 0💬

Modules Are Objects Too
Are modules objects in Python? Yes, all modules are objects of "module" type in Python? You can verify this with the following Python code: &gt;&gt;&gt; import firstModule &gt;&gt;&gt; type(firstModule) &lt;class 'module'&gt; In other words, the "import firstModule" s...
2022-08-26, ∼2181🔥, 0💬

Second Level Structure of HTML Documents
What is the Second Level Structure of an HTML Document? The second level structure of an HTML document consists of two parts: Head element - Contains information about the current document, such as its title, keywords that may be useful to search engines, and other data that is not considered docume...
2024-01-19, ∼2178🔥, 0💬

Hyperledger Composer Playground
Where to find tutorials on Hyperledger Composer Playground. Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Hyperledger Composer Playground. What Is Hyperledger Composer Playground Start Hyperledger Composer Playground What Is Basic Sample Busi...
2019-04-13, ∼2177🔥, 0💬

What Is Python Module 'json'
What Is Python module "json"? "json" is a Python internal module that allows to encode and code JSON strings. Here are some important properties and functions provided by the "json" module: &gt;&gt;&gt; import json &gt;&gt;&gt; json.dumps() # serializes a given object into a ...
2018-10-13, ∼2177🔥, 0💬

HTML Table Row 'tr' Tag/Element
What Is a "tr" Tag/Element? A "tr" element is a special element that can only be used as a sub-element of a "table" element. A "tr" element defines a row in a table. Here are basic rules about "tr" elements: "tr" elements are special elements only valid inside "table" elements. "tr" elements can not...
2017-05-20, ∼2174🔥, 0💬

HTML 'link' Tag/Element
What Is an HTML "link" Tag/Element? A "link" element is an optional sub-element of the "head" element. A "link" element is used to specify Cascading Style Sheet (CSS) file. Here is good example of a link element: &lt;?xml version="1.0" encoding="UTF-8"?&gt; &lt;!DOCTYPE html PUBLIC "-//W...
2024-01-10, ∼2173🔥, 0💬

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