yazinsai

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

yazinsai

Keybase proof

I hereby claim:

• I am yazinsai on github.
• I am yazin (https://keybase.io/yazin) on keybase.
• I have a public key whose fingerprint is 0D54 C43C 6D83 3AEE 0E44 32DE C193 119E 305E D218

To claim this, I am signing this object:

yazinsai

'''
This is an example of how to send data to Slack webhooks in Python with the
requests module.

Detailed documentation of Slack Incoming Webhooks:
https://api.slack.com/incoming-webhooks
'''
import requests

# Set the webhook_url to the one provided by Slack when you create the webhook at 

yazinsai

#!/bin/sh
if test -t 1; then  exec 1>/dev/null
fi
if test -t 2; then  exec 2>/dev/null
fi
"$@" &

yazinsai

Getting the Android Emulator running on EC2 📱

# @ your EC2 instance
sudo apt update
sudo apt install openjdk-8-jre unzip
wget https://dl.google.com/android/repository/sdk-tools-linux-4333796.zip
unzip sdk-tools-linux-4333796.zip -d android-sdk
sudo mv android-sdk /opt/
export ANDROID_SDK_ROOT=/opt/android-sdk

yazinsai

PostgreSQL JSON Cheatsheet

Using JSON in Postgres by example.

Quick setup via Docker

1. Download and install: Docker Toolbox
2. Open Docker Quickstart Terminal
3. Start a new postgres container:
   docker run --name my-postgres -e POSTGRES_PASSWORD=mysecretpassword -d postgres

yazinsai

=begin
Converts:

# people.csv
Name, Age, Height
Ahmed, 12, 103
Mohamed, 19, 176

.. into:
# people.json

yazinsai

module.exports = {
  hexStringToIntArray: function(str) {
    var res = []
    for(var i = 0; i < str.length; i += 2) {
      res.push(parseInt(str.substring(i, i+2), 16))
    }
    return res
  },

  byteArrayToHexString: function(array) {

yazinsai

#!/usr/bin/env ruby

# 1. Copy the raw text from https://www.corequran.com/
# 2. Run "ruby parse.rb"
# 3. Paste the copied text
# 4. Press "Ctrl + D" to see the output

def parse(str)
  str
    .split("\n")

yazinsai

const elemsIn = (tag, parent) => Array.from(parent.getElementsByTagName(tag));
const speedUp = (v) => v.playbackRate = 2;

const videos = elemsIn('video', document);
const iframes = elemsIn('iframe', document);

videos.forEach(speedUp);
iframes.forEach((f) => elemsIn('video', f.contentWindow.document).forEach(speedUp));