kfatehi

How to use terminal on Windows without going crazy…

Windows is really horrible system for developers and especially for devops. It doesn’t even have a usable terminal and shell, so working with command line is really pain in the ass. If you really don’t want to switch to any usable system (OS X, Linux, BSD…), then this guide should help you to setup somewhat reasonable environment – usable terminal, proper shell, ssh client, git and Sublime Text as a default editor for shell.

Install stuff

Download and install Git for Windows* with:
- [✘] Use Git from the Windows Command Prompt

[✘] Checkout as-is, commit Unix-style line endings

How to mount a qcow2 disk image

This is a quick guide to mounting a qcow2 disk images on your host server. This is useful to reset passwords, edit files, or recover something without the virtual machine running.

Step 1 - Enable NBD on the Host

modprobe nbd max_part=8

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

	REM Disable UAC
	reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /f /v "EnableLUA" /t REG_DWORD /d 0

	REM Disable Auto Reboot for Windows Update
	reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU" /f /v "NoAutoRebootWithLoggedOnUsers" /t REG_DWORD /d 1
	reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU" /f /v "NoAUAsDefaultShutdownOption" /t REG_DWORD /d 1

	REM Device Manager show all devices
	reg add "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment" /f /v "DEVMGR_SHOW_NONPRESENT_DEVICES" /t REG_DWORD /d 1

	// How to connect 5 publishers with 5 subscribers
	// over TCP using ZeroMQ's XPUB/XSUB proxy.

	// sub (connect)
	// <-8701->
	// (bind) xpub <---> xsub (bind)
	// <-8700->
	// (connect) pub

	var zmq = require('zmq');

	# Postgres
	psql -d postgres
	CREATE USER user_name WITH PASSWORD 'password';
	CREATE DATABASE database_name WITH OWNER user_name;

	# MySQL
	mysql -u root -p
	CREATE DATABASE database_name;
	CREATE USER 'newuser'@'localhost' IDENTIFIED BY 'password';
	GRANT ALL PRIVILEGES ON database_name.* TO 'newuser'@'localhost';

	# source: https://bitbucket.org/Zaeyx/rubberglue

	import socket,asyncore
	import time
	import random
	import hashlib
	import os

	class core():
	def __init__(self, logfile, syslog=False, cap=False):

	# Steps to build and install tmux from source.
	# Takes < 25 seconds on EC2 env [even on a low-end config instance].

	VERSION=2.7
	sudo yum -y remove tmux
	sudo yum -y install wget tar libevent-devel ncurses-devel
	wget https://github.com/tmux/tmux/releases/download/${VERSION}/tmux-${VERSION}.tar.gz
	tar xzf tmux-${VERSION}.tar.gz
	rm -f tmux-${VERSION}.tar.gz
	cd tmux-${VERSION}

	launchctl unload -w -S Aqua /System/Library/LaunchAgents/gpg.agent.daemon.plist
	launchctl load -w -S Aqua /System/Library/LaunchAgents/gpg.agent.daemon.plist