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'pass' - Do Nothing Statements
How to use the "pass" statement in Python code? The "pass" statement can be used as a place holder statement any where in Python code. When a "pass" statement is interpreted, Python will do nothing and continue with next statement. For example, the following Python code shows an empty function with ...
2017-09-12, ∼1932🔥, 0💬

INPUT Tag for File Uploading in PHP
Which HTML Tag Allows Users to Specify a File for Uploading in PHP? To present an input field on your Web page to allow users to specify a local file to upload, you need to use the &lt;INPUT TYPE="FILE" ...&gt; tag inside a &lt;FORM ...&gt; tag. The &lt;INPUT TYPE="FILE" ...&...
2016-10-17, ∼1932🔥, 0💬

Detecting File Uploading Errors in PHP
How To Detect File Uploading Errors in PHP? If there was a problem for a file upload request specified by the &lt;INPUT TYPE=FILE NAME=fieldName...&gt; tag, an error code will be available in $_FILES[$fieldName]['error']. Possible error code values are: UPLOAD_ERR_OK (0) - There is no error,...
2016-10-14, ∼1932🔥, 0💬

RSS Document Structure
What Is the RSS Document Structure? An RSS 2.0 Document is an XML document with the following structure: &lt;rss version="2.0"&gt; &lt;channel&gt; &lt;title&gt;...&l t;/title&gt;&lt;link&gt;...&lt ;/link&gt;&lt;description&gt;... &lt;/descri...
2017-11-11, ∼1931🔥, 0💬

'if ... elif ... else' Conditional Statement Blocks
How to enter "if ... elif ... else" statement blocks in Python code? "if ... elif ... else" statement blocks allow you to execute statement blocks conditionally. When "if ... elif ... else" statement blocks are interpreted, only the first statement block that is associated to a condition returning T...
2023-06-12, ∼1929🔥, 0💬

HTML Un-ordered List Item Markers
How To Use Different Markers on Unordered List Items? By default, browsers will use solid dots as the item markers for unordered lists. If you want to change them to something else, like tiny squares, you need to use CSS properties. Here is a tutorial example showing you how to set item markers to b...
2017-05-20, ∼1929🔥, 0💬

Atom Syndication Feed File
How to prepare an Atom Syndication Feed file? An Atom Syndication feed is just a file that: Is generated statically or dynamically. Has an accessible URL. In XML format. Confirms with Atom standard. Contains headlines, summaries and/or contents of an entire Website, a Website section, or a single We...
2017-12-21, ∼1926🔥, 0💬

Deleting Cookie Files in PHP
How To Delete Cookie Files on Your Computer in PHP? A simple way to delete cookie files on your computer is to use the function offered by the IE browser. The following tutorial exercise shows you how to delete cookie files created by IE: Open IE (Internet Explorer) Go to Options/Internet Options Cl...
2016-11-02, ∼1926🔥, 0💬

What Is JSON Schema
What Is JSON Schema? JSON (JavaScript Object Notation) Schema is a standard on how to define the structure of a JSON text string. JSON Schema allows you to: Describe the structure of your JSON text strings. Provide clear, human- and machine-readable documentation about your JSON text strings. Allow ...
2018-02-01, ∼1925🔥, 0💬

Create "Add to Google Reader" Button
How To Create an "Add to Google Reader" Button on Your Website? If you want to create an "Add to Google Reader" button your own Web site, you can follow this tutorial: 1. Create an RSS Atom 1.0 feed file for your site, and make it accessible with a URL. If the feed file is generated dynamically, tak...
2017-09-24, ∼1925🔥, 0💬

CouchDB Container Used in Hyperledger Fabric
What is the CouchDB container used in Hyperledger Fabric network? If you are using CouchDB instead of Go LevelDB, your Hyperledger Fabric network will have another type of containers: 5. CouchDB container - There is one CouchDB container connected to a peer. Each CouchDB stores the World State for t...
2020-07-03, ∼1924🔥, 1💬

Using RSS Tools
Where to find tutorials on Using RSS Tools? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Using RSS Tools: RSS Online Validator at w3.org RSS Validation Errors at w3.org View RSS Feeds with IE (Internet Explorer) Subscribe to RSS Feeds with I...
2017-11-05, ∼1923🔥, 0💬

'cellspacing' - White Spaces between HTML Table Cells
How To Control White Spaces between Table Cells? White spaces between cells refer to the vertical space between a upper cell and a lower cell in a table column, and the horizontal space between a left cell and a right cell in a table row. If inner borders are turned on, white spaces between cells ap...
2017-05-13, ∼1923🔥, 0💬

Different Types of HTML 'input' Elements
How Many Input Types Are Supported by "input" Elements? There are 10 input types are supported by "input" elements: &lt;input type="text"&gt; - Input text box. This is also the default type. &lt;input type="password"&gt; - Password input box, which works like an input text box, but i...
2017-04-19, ∼1922🔥, 0💬

'dict' Values are Objects
Are "dict" values objects in Python? Yes, "dict" values are objects in Python. In fact, all data values in Python are objects. In Python, "dict" is defined as an object class with the following interesting properties, constructors, and methods: dict.__doc__ - Property holding a short description of ...
2023-07-01, ∼1920🔥, 0💬

What Is Python Module 're'
What Is Python module "re"? "re" is a Python internal module that provides regular expression matching and replacement operations similar to those found in Perl. Here are some important properties and functions provided by the "re" module: &gt;&gt;&gt; import re &gt;&gt;&gt; ...
2018-10-19, ∼1916🔥, 0💬

What Is Assignment Statement
What is Assignment Statement in Python? An Assignment Statement is associates a reference of a data object resulted from an expression to a variable or to an item in a list or dictionary. Assignment statement has the following syntax: variable = expression After the data object is assigned to a vari...
2018-03-13, ∼1913🔥, 0💬

"docker container create --tty" - TeleTYpewriter Terminal
How to create a new container with a TTY (TeleTYpewriter) terminal with "docker container create --tty" command? The "docker container create --tty --interactive" allows you to create a new container with a TTY (TeleTYpewriter) terminal, so that you can attach a console when it is running. The "--in...
2023-03-17, ∼1912🔥, 0💬

JSON to XML Conversion at convertjson.com
How to use the JSON to XML Conversion Tool at convertjson.com? If you want to try the JSON to XML Conversion Tool at convertjson.com, you can follow this tutorial: 1. Go to the JSON to XML Conversion Tool page at convertjson.com. 2. Enter the following JSON value in the text area: ["Hello", 3.14, tr...
2023-08-25, ∼1911🔥, 0💬

"docker container attach" - Attach Console
How to attach the hosting console to the TTY terminal of the default running command on a container using the "docker container attach" command? If the default running command has a TTY terminal for STDIN and STDOUT, you can attach the hosting console to interact with the running command using the "...
2021-10-10, ∼1911🔥, 0💬

HTML 'form' Element Attributes
What Are the Attributes of a "form" Element? There are 3 commonly used attributes for a "form" element: "action" - Required attribute. Used to specify the URL of the form processing program. "method" - Optional attribute. Used to specify the form submission method: "get" or "post". method="get" is t...
2017-04-19, ∼1911🔥, 0💬

HTML 'script' Tag/Element as Inline Element
What Is an HTML "script" Tag/Element? A "script" element is both an inline element and a block element that you can use to specify a script code to be executed by browsers. Here are basic rules about "script" elements: "script" elements are inline elements. "script" elements are also block elements....
2017-07-21, ∼1910🔥, 0💬

Getting Uploaded File Information in PHP
How To Get the Uploaded File Information in the Receiving Script in PHP? Once the Web server received the uploaded file, it will call the PHP script specified in the form action attribute to process them. This receiving PHP script can get the uploaded file information through the predefined array ca...
2016-10-17, ∼1910🔥, 0💬

HTML 'h1' - Heading Tags/Elements
What Are Heading Tags/Elements? Heading elements are block level elements that can be used directly as a sub-element in the body element. You can use heading elements to specify heading in different sizes. Here are basic rules about heading elements: There are 6 heading elements, named as "h1", "h2"...
2023-08-03, ∼1909🔥, 0💬

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