How do i uncompress a tar.xz file?

What are the arguments to tar command for extracting from tar.xz? . . .

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How to set environment variables in Linux?

How to set environment variables like PATH? How to do this from shell and how to make it available permanently? Is the command same for various distributions? . . .

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How do I find my Linux version and distribution name from shell prompt?

What is the easiest way to find Linux version and distribution name from the terminal? Is there a command that works for all different distributions? I am on Fedora. . . .

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Can i remove cortana from Windows 10

Is it possible to completely remove / disable cortana from windows 10? If possible i want to remove the search box completely from the taskbar. . . .

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NodeJS Cannot enqueue Handshake after already enqueuing a Handshake

I am trying to insert into MYSQL table some data recieved from AJAX post. Error: Cannot enqueue Handshake after already enqueuing a Handshake.     at Protocol._validateEnqueue (C:\nodejs\n . . .

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File history backup on Windows 10 doesnt backup any files

I have configured file history backup on my windows 10 laptop to copy files from a drive partition to an external usb HDD drive. In the Backup-options page when i click on backup now, it says ba . . .

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Nodejs TypeError: express.createServer is not a function

Hi I am trying to create a nodejs server running on port 3000. I have already installed express (npm install express). I am getting the following error message TypeError: express.createServer is not . . .

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elevated command prompt

how can i start a elevated command prompt in windows 10? . . .

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How can i find the number of lines of code in a VB.NET solution

Is it possible to find the number of lines of code in a Visual Basic.NET Project? I want to count the lines (excluding comments and line breaks) in all the source files of a visual basic solutio . . .

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Adding a sitemap to a Laravel application

Without any additional plugins what is the easiest way to generate a sitemap for your Laravel application? Most solutions around suggest using a plugin like laravel-sitemap package by Roume . . .

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Javascript check if a string is palindrome

What is the most efficient way to check if a string is a palindrome? . . .

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Javascript reliable way to test for NaN

What is the most reliable way to test if a variable is NaN? . . .

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Javascript: find second largest value in an array?

Sample: myArray = [1, 2, 4, 10, 20,100] How to find second largest value without sorting the array or latering its contents? . . .

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Javascript: What is the correct way to loop over array of objects for, for..of?

I have var arr = [     {        name: 'a',        value: 1    },    {  &nb . . .

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Laravel Socialite Twitter login return email is null cannot create user

I am using Socialite2.0 with Laravel5.3 Facebook and Google authentication are working well. With twitter, it fails because twitter is not sending back email id. The createOrGetUser() method is . . .

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