JavaScript Regular Expression Email Validation

Use the general regular expression or regex pattern “/[a-z0-9]+@[a-z]+\.[a-z]{2,3}/” to validate the email in JavaScript with the “match()” method.

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JavaScript Check if Variable Exists (Defined/Initialized)

To check if variable exists (defined/initialized), use “typeof” operator because it does not generate a “ReferenceError” if variable has not yet been declared.

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JavaScript – Validation, Numbers Only

Use the “regular expression” as regex patterns or the “isNaN()” method to validate the fields in a form to get only the numbers.

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JavaScript – Get Portion of URL Path

To get the portion of the URL path in JavaScript, apply the “location.host” and “pathname” properties or the “slice()” and “split()” methods.

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Install Software Using PowerShell Script

To install the software using PowerShell, first add the “Start-Process” command and then add the software file and execute it for standard installation.

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HTML- HTML5 Email Validation

For the HTML5 email validation, first, create a form and specify input “type” as “email” and define a “pattern” by determining a particular pattern of email.

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HTML Table tr Inside td

To insert table tr inside td, first create a table by utilizing the “

” tag. Then, inside the “

” to add rows inside the table.

” tag, define “

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HTML Page Structure

An HTML document is a structure of a web page. Several elements are used in HTML documents that tell the browser what to display on the web page.

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How to Undo a Particular Commit in Git that’s Been Pushed to Remote Repos

To undo the particular commit in Git, which is pushed to the remote repository, the “git reset” command can be used along with the specific “HEAD~” position.

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How to Terminate the Script in JavaScript

To terminate the script in JavaScript, use the “return” statement, “debugger” command, or “throw an error” while in Node.js, use “abort()” or “exit()” methods.

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How to Create Nested Table in HTML

To create nested table in HTML, first, create a table by utilizing the

tag. Then, within

tag, create another table by following same procedure.

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How to Create Branch and Checkout Using a Single Command

To create branch and checkout using a single command, the “git checkout -b ” and “git switch -c ” commands are used.

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How to Create an Array Containing 1…N

Use “for” loop with “push()” method, “Array.from()” method, or “Spread operator” with the “key()” and the “map()” methods to create an array containing 1 to N.

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health @ Savannah: GNU Health Hospital Management 4.2 series released!

Dear community:

I am excited to announce the release of series 4.2 from the GNU Health Hospital Management Information System (HMIS) component!

The 4.2 series is the result of one year of work and cooperation with the community. Many new exciting…

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How to Get PHPUnit 10 Running on Fedora in No Time

Here’s how to quickly install the latest version PHPUnit on Fedora using the terminal and the Remi PHP repository.
The post How to Get PHPUnit 10 Running on Fedora in No Time appeared first on Linux Today.

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How to Install LibreOffice 7.5 on Ubuntu and Linux Mint

In this article, we will provide a comprehensive guide on how to install LibreOffice 7.5 on Ubuntu and Linux Mint.
The post How to Install LibreOffice 7.5 on Ubuntu and Linux Mint appeared first on Linux Today.

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New PPA for Installing Transmission 4.0.0 in Ubuntu 22.04 | 20.04 | 22.10

The Transmission BitTorrent client released version 4.0.0 a few days ago. Here’s PPA repository contains the package for Ubuntu 20.04, Ubuntu 22.04, Ubuntu 22.10, Linux Mint 21/20. According to the release note, transmission 4.0 features new C++ and gtkmm code-base, with much less CPU and memory usage than before. It also adds support for using […]

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EndeavourOS Cassini Neo is Now Available to Download

An updated installer for EndeavourOS, the popular Arch-based Linux distro, is available to download. EndeavourOS Cassini Neo offers a more recent jump-on point for those looking to ride this rolling-release…

The post EndeavourOS Cassini Neo is Now Available to Download is from OMG! Linux and reproduction without permission is, like, a nope.

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Print Screen Key is Not Working on in Windows 10- Solved

To fix the “Print Screen key is not working” issue in Windows 10, enable the Print Screen shortcut, end the background programs, or update the keyboard driver.

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Is There a Way to Rollback my Last Push to Git?

To roll back to the last push to Git, first, go to a particular directory. Then, execute the “git reset –hard HEAD~1” command to undo the most recent push.

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