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What’s the difference between “Array()” and “[]” while declaring a JavaScript array?

...ceeds the size of the stack, and it has to be re-created. So there can actually, depending on the use case, be a performance increase when using new Array() because you can prevent the overflow from happening. As pointed out in this answer, new Array(5) will not actually add five undefined items to...
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Intel HAXM installation error - This computer does not support Intel Virtualization Technology (VT-x

I have an issue with my HAXM installation. Here is the thing. I got this error every single time I tried to install HAXM for my computer: ...
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How to install mongoDB on windows?

... a simple utube video for windows installation - youtube.com/watch?v=msQ2F5XUgms – Linus Apr 23 '17 at 2:41 1 ...
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What is unit testing? [closed]

...writing the test first, you're forced into thinking about how you want to call the code, which usually improves the design of the code in the long run. If you're not doing unit testing now, I recommend you get started on it. Get a good book, practically any xUnit-book will do because the concepts ...
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“An attempt was made to load a program with an incorrect format” even when the platforms are the sam

I'm calling functions from a 32-bit unmanaged DLL on a 64-bit system. What I get is: 20 Answers ...
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Remove ActiveRecord in Rails 3

...it and get a bit of a head-start. The app uses MongoDB and MongoMapper for all of its models and therefore has no need for ActiveRecord. In the previous version, I am unloading activerecord in the following way: ...
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File being used by another process after using File.Create()

...pens a FileStream on the file. So your file is already open. You don't really need the file.Create method at all: string filePath = @"c:\somefilename.txt"; using (StreamWriter sw = new StreamWriter(filePath, true)) { //write to the file } The boolean in the StreamWriter constructor will cau...
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Is it possible to include one CSS file in another?

... Yes: @import url("base.css"); Note: The @import rule must precede all other rules (except @charset). Additional @import statements require additional server requests. As an alternative, concatenate all CSS into one file to avoid multiple HTTP requests. For example, copy the contents of base...
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How to find where gem files are installed

I can finds gems that are installed using gem list , but it doesn't show me where the gems are installed. 10 Answers ...
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What is the worst gotcha in C# or .NET? [closed]

...return MyVar; } } Blammo. Your app crashes with no stack trace. Happens all the time. (Notice capital MyVar instead of lowercase myVar in the getter.) share | improve this answer | ...