Sorted:

Changing src on img tag, can't make it work-Collection of common programming errors

Callback behavior of Javascript Object Error after XMLHttpRequest onreadystatechange statement-Collection of common programming errors

Bootstrap modal popup not working properly in aspx-Collection of common programming errors

Using bootstrap typeahead-Collection of common programming errors

nodejs native c++ npm module memory error, cairo image processing-Collection of common programming errors

Using negative lookahead in parsley.js-Collection of common programming errors

Parsley.js adding span before error message-Collection of common programming errors

JavaScript Input Field Validation-Collection of common programming errors

Client Side Validations on Heroku-Collection of common programming errors

Why is document.forms[“myform”][“input”].value return undefined-Collection of common programming errors