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Why is === faster than == in PHP?
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Because the equality operator == coerces, or converts, the data type temporarily to see if it’s equal to the other operand, whereas === (the identity operator) doesn’t need to do any converting whatsoever and thus less work is done, whic...
Is jquery a javascript library or framework? [closed]
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A library. According to the homepage, and which I agree with.
A framework is something that usually forces a certain way of implementing a solution, whereas jQuery is just a tool to make implementing what you want to do easier.
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String is immutable. What exactly is the meaning? [duplicate]
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Before proceeding further with the fuss of immutability, let's just take a look into the String class and its functionality a little before coming to any conclusion.
This is how String works:
String str = "knowledge";
This, as usual, creates a stri...
Detecting that the browser has no mouse and is touch-only
I'm developing a webapp (not a website with pages of interesting text) with a very different interface for touch (your finger hides the screen when you click) and mouse (relies heavily on hover preview).
How can I detect that my user has no mouse to present him the right interface? I plan to leave a...
What is your most productive shortcut with Vim?
I've heard a lot about Vim , both pros and cons.
It really seems you should be (as a developer) faster with Vim than with any other editor.
I'm using Vim to do some basic stuff and I'm at best 10 times less productive with Vim.
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Will console.log reduce JavaScript execution performance?
...ugging feature console.log reduce JavaScript execution performance? Will it affect the speed of script execution in production environments?
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What is difference between MVC, MVP & MVVM design pattern in terms of coding c#
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Some basic differences can be written in short:
MVC:
Traditional MVC is where there is a
Model: Acts as the model for data
View : Deals with the view to the user which can be the UI
Controller: Controls the interaction between Model and View, where vie...
Xcode duplicate/delete line
Coming from Eclipse and having been used to duplicate lines all the time, it's pretty strange finding out that Xcode has no such function. Or does it?
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What is the correct file extension for GLSL shaders? [closed]
... the extensions that 3D Labs used in some of their tools. But that's about it for any form of standard extension.
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How to calculate md5 hash of a file using javascript
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While there are JS implementations of the MD5 algorithm, older browsers are generally unable to read files from the local filesystem.
I wrote that in 2009. So what about new browsers?
With a browser that supports the FileAPI, you *can * read the contents of a file - the use...