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Gaurav Mehla gauravmehla

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Elastic Load Balancer, CloudFront and Let's Encrypt

Oh my zsh.

Install with curl

sh -c "$(curl -fsSL https://raw.githubusercontent.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"

Enabling Plugins (zsh-autosuggestions & zsh-syntax-highlighting)

  • Download zsh-autosuggestions by
@lukas-h
lukas-h / license-badges.md
Last active July 8, 2026 15:18
Markdown License Badges for your Project

Markdown License badges

Collection of License badges for your Project's README file.
This list includes the most common open source and open data licenses.
Easily copy and paste the code under the badges into your Markdown files.

Notes

  • The badges do not fully replace the license informations for your projects, they are only emblems for the README, that the user can see the License at first glance.

Translations: (No guarantee that the translations are up-to-date)

@adastreamer
adastreamer / dokku_add_new_ssh_key.sh
Created October 31, 2015 23:38
Dokku add new ssh key
#!/bin/bash
cat /path/to/public_key | ssh root@yourdokkuinstance "sudo sshcommand acl-add dokku [description]"
@AndiDittrich
AndiDittrich / AesUtil.js
Last active April 16, 2025 14:46
Node.js - AES Encryption/Decryption with AES-256-GCM using random Initialization Vector + Salt
// SPDX-License-Identifier: MPL-2.0
// AES Encryption/Decryption with AES-256-GCM using random Initialization Vector + Salt
// ----------------------------------------------------------------------------------------
// the encrypted datablock is base64 encoded for easy data exchange.
// if you have the option to store data binary save consider to remove the encoding to reduce storage size
// ----------------------------------------------------------------------------------------
// format of encrypted data - used by this example. not an official format
//
// +--------------------+-----------------------+----------------+----------------+
@subfuzion
subfuzion / http-status-codes.md
Last active October 31, 2025 18:50
General REST API HTTP Status Codes

Reference: RFC 2616 - HTTP Status Code Definitions

General

  • 400 BAD REQUEST: The request was invalid or cannot be otherwise served. An accompanying error message will explain further. For security reasons, requests without authentication are considered invalid and will yield this response.
  • 401 UNAUTHORIZED: The authentication credentials are missing, or if supplied are not valid or not sufficient to access the resource.
  • 403 FORBIDDEN: The request has been refused. See the accompanying message for the specific reason (most likely for exceeding rate limit).
  • 404 NOT FOUND: The URI requested is invalid or the resource requested does not exists.
  • 406 NOT ACCEPTABLE: The request specified an invalid format.
@yoavniran
yoavniran / simple-nodejs-iv-encrypt-decrypt.js
Last active January 20, 2022 08:16
nodejs crypto - simple encrypt & decrypt using IV (Initialization Vector)
"use strict";
var crypto = require("crypto");
var EncryptionHelper = (function () {
function getKeyAndIV(key, callback) {
crypto.pseudoRandomBytes(16, function (err, ivBuffer) {
var keyBuffer = (key instanceof Buffer) ? key : new Buffer(key) ;
@shubhamjain
shubhamjain / IndianCities.json
Created June 30, 2014 08:30
Indian States and their Cities
{
"AP":[
"Adilabad",
"Anantapur",
"Chittoor",
"Kakinada",
"Guntur",
"Hyderabad",
"Karimnagar",
"Khammam",
@shubhamjain
shubhamjain / IndianStates.json
Last active February 21, 2026 05:02
Indian States and Union Territories in JSON format
{
"AN":"Andaman and Nicobar Islands",
"AP":"Andhra Pradesh",
"AR":"Arunachal Pradesh",
"AS":"Assam",
"BR":"Bihar",
"CG":"Chandigarh",
"CH":"Chhattisgarh",
"DN":"Dadra and Nagar Haveli",
@soheilhy
soheilhy / nginxproxy.md
Last active May 27, 2026 15:45
How to proxy web apps using nginx?

Virtual Hosts on nginx (CSC309)

When hosting our web applications, we often have one public IP address (i.e., an IP address visible to the outside world) using which we want to host multiple web apps. For example, one may wants to host three different web apps respectively for example1.com, example2.com, and example1.com/images on the same machine using a single IP address.

How can we do that? Well, the good news is Internet browsers