# Callback Hell *A guide to writing asynchronous JavaScript programs* ### What is "*callback hell*"? Asynchronous JavaScript, or JavaScript that uses callbacks, is hard to get right intuitively. A lot of code ends up looking like this: fs.readdir(source, function (err, files) { if (err) { console.log('Error finding files: ' +...
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I found Security Vulnerability in your web application How to detect if an object has been garbage collected in Javascript If you are writing an application in Javascript, soon you will have to worry about memory leaks. But it is difficult to even know if a memory leak exists. This...
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