davoclavo

emacs --daemon to run in the background. emacsclient.emacs24 <filename/dirname> to open in terminal

NOTE: "M-m and SPC can be used interchangeably".

• Undo - C-/
• Redo - C-?
• Change case: 1. Camel Case : M-c 2. Upper Case : M-u

3. Lower Case : M-l

gcko

from django.core import exceptions
from django.db.models.fields.related import ForeignKey
from django.db.utils import ConnectionHandler, ConnectionRouter

connections = ConnectionHandler()
router = ConnectionRouter()


class SpanningForeignKey(ForeignKey):

haasn

Firefox bullshit removal

Updated: Just use qutebrowser (and disable javascript). The web is done for.

theprogrammerin

#!/bin/bash
#
# Ashutosh Agrawal
# http://blog.theprogrammer.in
#
#
# This bash script simply fetches the log for that hour from Amazon RDS,
# parse and genarlise it using mysql_slow_log_parser (https://gist.github.com/theprogrammerin/e3206a4ec7a7a4086ac2)
# and then push the parsed log to elastic search using logstash (slowquery.conf)(https://gist.github.com/theprogrammerin/034a3efd849112d166ea)
# For analysis on analytic tool like kibana.

shymonk

Customize Save In Django Admin Inline Form

Background

This is a common case in django ORM.

from django.db import models

class Author(models.Model):

adewes

import random

def get_random_color(pastel_factor = 0.5):
    return [(x+pastel_factor)/(1.0+pastel_factor) for x in [random.uniform(0,1.0) for i in [1,2,3]]]

def color_distance(c1,c2):
    return sum([abs(x[0]-x[1]) for x in zip(c1,c2)])

def generate_new_color(existing_colors,pastel_factor = 0.5):
    max_distance = None

jaysonsantos

alias gh="git fetch; git checkout master; git merge origin/master; git checkout develop; git merge origin/develop; git flow hotfix start \$(git tag|sort -V|grep '^[0-9]'|tail -n 1|awk 'BEGIN { FS = \".\" } ; { print \$1\".\"\$2\".\"\$3+1 }')"

marktheunissen

This playbook has been removed as it is now very outdated.

jboner

Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference                           0.5 ns
Branch mispredict                            5   ns
L2 cache reference                           7   ns                      14x L1 cache
Mutex lock/unlock                           25   ns
Main memory reference                      100   ns                      20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy             3,000   ns        3 us
Send 1K bytes over 1 Gbps network       10,000   ns       10 us
Read 4K randomly from SSD*             150,000   ns      150 us          ~1GB/sec SSD

jpoehls

In Tools | Options | Keyboard...

1. Add CTRL+W as a Global shortcut for Window.CloseDocumentWindow
2. Remove the CTRL+W shortcut for Edit.SelectCurrentWord

The caveat to this is if you are used to using CTRL+W to select the current word. If you do, find another shortcut that works for that.