How do i uncompress a tar.xz file?

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

• 1
• 0
• 632

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? . . .

• 1
• 0
• 701

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. . . .

• 1
• 0
• 561

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. . . .

• 0
• 0
• 600

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 . . .

• 2
• 0
• 10106

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 . . .

• 1
• 0
• 1378

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 . . .

• 4
• 1
• 7793

elevated command prompt

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

• 2
• 0
• 597

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 . . .

• 1
• 0
• 727

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 . . .

• 3
• 0
• 1229

Javascript check if a string is palindrome

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

• 1
• 0
• 784

Javascript reliable way to test for NaN

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

• 0
• 0
• 642

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? . . .

• 2
• 0
• 11969

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

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

• 1
• 0
• 710

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 . . .

• 1
• 0
• 1672