skvggor

# Jornal Mauá e Região
for i in $(ls *.pdf); do convert -monitor -crop 0x0+150+150 -gravity Center -density 300 -quality 90 -attenuate 40 -antialias -colorspace RGB -level 0%,100%,1.7 -crop -75-75 -bordercolor white -border 130x130 -resize 1060x1500 $i $i.jpg; done

# Quando o anúncio do jornal não possuir margem
for i in $(ls *.pdf); do convert -crop 0x0+100+100 -gravity Center -density 300 -quality 90 -attenuate 40 -antialias -colorspace RGB -level 0%,100%,1.7 -crop -0-0 -bordercolor white -border 130x130 -resize 1060x1500 $i $i.jpg; done

for i in $(ls *.jpg); do convert -monitor -resize 1536x2067 $i CONVERTIDO-$i.jpg; done

convert -monitor *.jpg documento.pdf

kaiquewdev

var itens = [
  'apple',
  'grape',
  'orange'
];

itens
  .join(',')
  .replace(/(\w+(?!=\,))/g, '<li>\$1<\li>')
  .split(',');

metodologia

# limpar memória do R
rm(list=ls(all=TRUE))
# indicar diretório de trabalho
setwd('~/Documents/R-workspace/2013 tutorial microdados')
# mostrar até 8 casas decimais
options("scipen" = 8)
# listar arquivos do diretório de trabalho
dir()
# ----------------------------------------------
# informações a serem retiradas da PNAD 2011

kjunichi

==> Upgrading opencv
Unsatisfied dependency: numpy
Homebrew does not provide Python dependencies; install with:
  pip install numpy
brew remove opencv


/usr/local/share/python/pip install numpy
brew install tbb
brew install qt

pbroschwitz

/**
* supplant() does variable substitution on the string. It scans through the string looking for 
* expressions enclosed in { } braces. If an expression is found, use it as a key on the object, 
* and if the key has a string value or number value, it is substituted for the bracket expression 
* and it repeats.
*
* Written by Douglas Crockford
* http://www.crockford.com/
*/
String.prototype.supplant = function (o) {

peterssonjesper

module.exports = function(grunt) {
  grunt.initConfig({
    // Javascript minification
    min : {
      code : {
        'src' : [
          'public/js/file1.js',
          'public/js/file2.js',
          'public/js/file3.js'
        ],

MohamedAlaa

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

andreyvit

tmux cheat sheet

(C-x means ctrl+x, M-x means alt+x)

Prefix key

The default prefix is C-b. If you (or your muscle memory) prefer C-a, you need to add this to ~/.tmux.conf:

remap prefix to Control + a

itsjohncs

def is_even(num):
    "Returns true iff num is even."
    
    i = 0
    while i < num:
        i += 2
        
    return i == num
    
def get_even_numbers(a, b):

liamcurry

Moving from jQuery

Events

// jQuery
$(document).ready(function() {
  // code
})