davidsonfellipe

    %franja {
      position: relative;
    
      &:before {
        content: "";
        border-style: none none none solid;
        border-width: 0 0 0 80px;
        bottom: -1px;
        clear: both;
        color: #B60D3D;

davidsonfellipe

//CSS3 new properties for background: background-size, background-origin and background-clip, new shorthand:

.selector {
  background: #000 url(image.gif) no-repeat top left / 100% 100% border-box content-box;
  // COLOR URL REPEAT POSITION-TOP POSITION-LEFT / BACKGROUND-SIZE-WIDTH BACKGROUND-SIZE-HEIGHT BACKGROUND-ORIGIN BACKGROUND-CLIP 
}

davidsonfellipe

"Use Vim settings, rather then Vi settings (much better!).
"This must be first, because it changes other options as a side effect.
set nocompatible

let mapleader=","

"fonts and other gui stuff
"make sure to install the powerline patched font
"version of the font you like
"https://github.com/Lokaltog/powerline-fonts

davidsonfellipe

Multiple SSH Keys settings for different github account

create different public key

create different ssh key according the article Mac Set-Up Git

$ ssh-keygen -t rsa -C "[email protected]"

davidsonfellipe

package str

func Reverse(input string) string {

    inputLength := len(input)

    inverted := make([]rune, inputLength)

    for _, char := range input {

davidsonfellipe

LenaJS.grayscale = function(pixels, args) {

  for (var i = 0; i < pixels.data.length; i += 4) {

    var r = pixels.data[i],
        g = pixels.data[i+1],
        b = pixels.data[i+2];

    pixels.data[i] = pixels.data[i+1] = pixels.data[i+2] = 0.2126*r + 0.7152*g + 0.0722*b;

davidsonfellipe

//Método do LenaJS que converte uma imagem para o tipo ImageData

LenaJS.getImage = function(img) {

  var c = document.createElement('canvas');
      c.width = img.width;
      c.height = img.height;

  var ctx = c.getContext('2d');
      ctx.drawImage(img, 0, 0);

davidsonfellipe

function xyz_from_wavelength (ColorTemp, lw, currentCIE) {

    var nmMin = 380;
    var nmMax = 780;
    var degrees = 5;

    var XYZ = {x: 0,
               y: 0,
               z: 0};

davidsonfellipe

function colorCIEXYZtosRGB(XYZ) {

    var RGBTEMP = {R:0,
                   G:0,
                   B:0};

    RGBTEMP.R = 3.2404542 * XYZ.X - 1.5371385 * XYZ.Y - 0.4985314 * XYZ.Z;
    RGBTEMP.G =-0.9692660 * XYZ.X + 1.8760108 * XYZ.Y + 0.0415560 * XYZ.Z;
    RGBTEMP.B = 0.0556434 * XYZ.X - 0.2040259 * XYZ.Y + 1.0572252 * XYZ.Z;

davidsonfellipe

var Canvas = function(canvas){

    this.canvas = canvas;

    this.ctx = canvas.getContext('2d');

    this.imageData = this.ctx.getImageData(0, 0, canvas.width, canvas.height);

    this.data = this.imageData.data;
};