odd-poet

// 출처 : http://stackoverflow.com/questions/6150289/how-to-convert-image-into-base64-string-using-javascript
/**
 * Convert an image 
 * to a base64 string
 * @param  {String}   url         
 * @param  {Function} callback    
 * @param  {String}   [outputFormat=image/png]           
 */
function convertImgToBase64(url, callback, outputFormat){
    var canvas = document.createElement('CANVAS'),

AugustMiller

function mapNumber (number, inMin, inMax, outMin, outMax) {
    return (number - inMin) * (outMax - outMin) / (inMax - inMin) + outMin;
}

tomeara

# Put this method in your helper file to render inline SVG

def inline_svg(path)
  file = File.open("app/assets/images/#{path}", "rb")
  raw file.read
end

lucasfais

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