What is difference between callback and promise?
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What are anonymous functions in Javascript?
what is a difference of subclass and main class
What is the difference between sessionstate and viewstate?
When would you use javascript closures?
How to validate email in javascript?
What are the boolean operators supported by javascript? And operator: &&
Is JavaScript a true OOP language?
Can you explain the difference between call and apply?
What is constructor?
How to setting a cookie with the contents of a textbox?
Consider the following code: 1 2 3 4 5 (function() { var a = b = 5; })(); console.log(b); what will be printed on the console?
What is an ECMAScript?