gollum23

-- show running queries (pre 9.2)
SELECT procpid, age(clock_timestamp(), query_start), usename, current_query 
FROM pg_stat_activity 
WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%' 
ORDER BY query_start desc;

-- show running queries (9.2)
SELECT pid, age(clock_timestamp(), query_start), usename, query 
FROM pg_stat_activity 
WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%' 

gollum23

{
  "name": "webpack-stylus",
  "version": "1.0.0",
  "scripts": {
    "start": "webpack-dev-server --open --mode development",
    "build": "webpack -p"
  },
  "devDependencies": {
    "babel-core": "^6.26.0",
    "babel-loader": "^7.1.4",

gollum23

/* Exercise: Loops and Functions #43 */
package main

import (
	"fmt"
	"math"
)

func Sqrt(x float64) float64 {
	z := float64(2.)

gollum23

git branch -m old_branch new_branch         # Rename branch locally    
git push origin :old_branch                 # Delete the old branch    
git push --set-upstream origin new_branch   # Push the new branch, set local branch to track the new remote

gollum23

<div class="slider__warpper">
  <div class="flex__container flex--pikachu flex--active" data-slide="1">
    <div class="flex__item flex__item--left">
      <div class="flex__content">
        <p class="text--sub">Pokemon Gen I</p>
        <h1 class="text--big">Pikachu</h1>
        <p class="text--normal">Pikachu is an Electric-type Pokémon introduced in Generation I. Pikachu are small, chubby, and incredibly cute mouse-like Pokémon. They are almost completely covered by yellow fur.</p>
      </div>
      <p class="text__background">Pikachu</p>
    </div>

gollum23

Toc

Keyboard shortcuts

The IPython Notebook has two different keyboard input modes. Edit mode allows you to type code/text into a cell and is indicated by a green cell border. Command mode binds the keyboard to notebook level actions and is indicated by a grey cell border.

MacOS modifier keys:

• ⌘ : Command

gollum23

from vendas_project.vendas.models import Sale, SaleDetail

s = Sale.objects.filter(pk=1)  # filtra a Venda pelo pk
d = SaleDetail.objects.filter(sale=s)  # filtra os itens dessa Venda
s = Sale.objects.get(pk=s)  # com o get pega o pk da Venda que foi filtrada
s.pk = None
s.save()  # salva uma cópia da Venda
for i in d:
    n = SaleDetail.objects.create(
        sale=s, product=i.product, quantity=i.quantity, price_sale=i.price_sale, subtotal=i.quantity * i.price_sale)

gollum23

# -*- encoding: utf-8 -*-

######################################################################################################
##                                                                                                  ##
##   SCRIPT EN PYTHON PARA EL RESPALDO DE BASES DE DATOS POSTGRES                                   ##
##                                                                                                  ##
##     Almacenará tres tipos de copia:                                                              ##
##     - Diarias: el sistema realizará una copia diaria por base de datos y eliminará aquellas      ##
##                que tengan más de N_DAYS_AGO_DIARY_BACKUP días de antiguedad                      ##
##     - Semanales: el sistema realizará una copia semanal cada viernes de cada base de datos y     ##

gollum23

"""
Two things are wrong with Django's default `SECRET_KEY` system:

1. It is not random but pseudo-random
2. It saves and displays the SECRET_KEY in `settings.py`

This snippet
1. uses `SystemRandom()` instead to generate a random key
2. saves a local `secret.txt`

gollum23

[user]
	name = Pavan Kumar Sunkara
	email = pavan.sss1991@gmail.com
[core]
	editor = vim
	whitespace = fix,-indent-with-non-tab,trailing-space,cr-at-eol
	excludesfile = ~/.gitignore
[sendemail]
	smtpencryption = tls
	smtpserver = smtp.gmail.com