軟體工程
How do I use tools to debug CoffeeScript/Javascript files
By Howard Lee
23 March 2016
I use following codes and tools to debug files of CoffeeScript/JavaScript: Safari browser’s developer tool set breakpoints at debugger tab of javascript files responsive design mode of developer tool can help us to see what a web page is rendered. coffeescript code if myVariable? # this statement can check whether this variable has its value(s), null or undefined. If it has value, this statement would return true, otherwise false. alert
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