Proshanta Barman proshanto

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

Sublime Text 2 – Useful Shortcuts (PC)

Loosely ordered with the commands I use most towards the top. Sublime also offer full documentation.

Editing

Ctrl+C	copy current line (if no selection)
Ctrl+X	cut current line (if no selection)
Ctrl+⇧+K	delete line
Ctrl+↩	insert line after

Transforming Code into Beautiful, Idiomatic Python

Notes from Raymond Hettinger's talk at pycon US 2013 video, slides.

The code examples and direct quotes are all from Raymond's talk. I've reproduced them here for my own edification and the hopes that others will find them as handy as I have!

Looping over a range of numbers

for i in [0, 1, 2, 3, 4, 5]:

Getting Started

Laravel Homestead is an official, pre-packaged Vagrant box that provides you a wonderful development environment without requiring you to install PHP, HHVM, a web server, and any other server software on your local machine. Read more...

Download

Download homestead box using this link:

Set up Django, Nginx and Gunicorn in a Virtualenv controled by Supervisor

Steps with explanations to set up a server using:

Virtualenv
Virtualenvwrapper
Django
Gunicorn

SchemaSpy is a neat tool to produce visual diagrams for most relational databases.

Here's how to use it to generate schema relationship diagrams for PostgreSQL databases:

Download the jar file from here (the current version is schemaSpy_5.0.0.jar)
Get the PostgreSQL JDBC driver (either the JDBC3 or JDBC4 jar file is fine)
Run the command against an existing database. For most databases, the schema (-s option) we are interested in is the public one:

	# -- coding: utf-8 --

	from django.http import HttpResponseRedirect
	from django.conf import settings
	from re import compile

	from django.core.urlresolvers import reverse


	def get_login_url():

	# coding: utf-8

	# FILE:
	# -----
	# /mnt/Vancouver/apps/Webcam-Face-Detect/webcam_cv3_v2_fps_v3.py

	# FUNCTIONALITY:
	# --------------
	# * outputs webcam to screen and finds faces, eyes
	# * writes webcam video to *.avi file (MJPG codec) via OpenCV/FourCC

	# How to generate a secret key with Python
	# via http://flask.pocoo.org/docs/quickstart/

	import os
	os.urandom(24)

	[
	{ "keys": ["ctrl+t"], "command": "side_bar_new_file2" },
	{ "keys": ["ctrl+shift+o"], "command": "prompt_open_folder" },
	]