Axios is a promise based HTTP client for the browser and node.js. axios GitHub Installation npm install axios or add to the web page <script [...]

https://httpie.org/ github Install sudo apt install httpie Sample request http GET http://localhost:4000/api/users http GET :4000/api/users http GET [...]

If you are tired of changing localhost domain to the correct one before the siteis published this tutorial is for you. We will create a local domain so [...]

RewriteEngine On RewriteCond %{SERVER_PORT} 80 RewriteRule ^(.*)$ https://www.example.com/$1 [R,L] Change example.com to your domain name. More info

Installation sudo aptitude wireshark Enable capture a traffic as a non-root user using a wireshark setcap 'CAP_NET_RAW+eip CAP_NET_ADMIN+eip' [...]

Get your user agent by entering the following code into browser console: navigator.userAgent Chromium on Ubuntu "Mozilla/5.0 (Linux; Android 6.0; Nexus 5 [...]

Convert IP to dword 206.191.158.55. 206 * 256 + 191 = * 256 + 158 = * 256 + 55 = 3468664375 dword number, any multiple of the quantity 4294967296 (2^564) [...]