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Iterate two Lists or Arrays with one ForEach statement in C#

... This is known as a Zip operation and will be supported in .NET 4. With that, you would be able to write something like: var numbers = new [] { 1, 2, 3, 4 }; var words = new [] { "one", "two", "three", "four" }; var numbersAndWords = numbers.Zip(words, (n,...
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Node.js check if file exists

...h.existsSync('foo.txt')) { // do something } For Node.js v0.12.x and higher Both path.exists and fs.exists have been deprecated *Edit: Changed: else if(err.code == 'ENOENT') to: else if(err.code === 'ENOENT') Linter complains about the double equals not being the triple equals. Usin...
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Populating Spring @Value during Unit Test

...d in my program to validate forms. The bean is annotated with @Component and has a class variable that is initialized using ...
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Tick symbol in HTML/XHTML

We need to display a tick symbol (✓ or ✔) within an internal web app and would ideally like to avoid using an image. ...
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Copy a variable's value into another

... It's important to understand what the = operator in JavaScript does and does not do. The = operator does not make a copy of the data. The = operator creates a new reference to the same data. After you run your original code: var a = $('#some_hidd...
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Streaming Audio from A URL in Android using MediaPlayer?

I've been trying to stream mp3's over http using Android's built in MediaPlayer class. The documentation would suggest to me that this should be as easy as : ...
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Smallest data URI image possible for a transparent image

...a transparent 1x1 image with a background image, to be able to use sprites and still provide alternative text for some icons. ...
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How can I do an asc and desc sort using underscore.js?

...derscorejs for sort my json sorting. Now I have asked to do an ascending and descending sorting using underscore.js. I do not see anything regarding the same in the documentation. How can I achieve this? ...
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Break a previous commit into multiple commits

Without creating a branch and doing a bunch of funky work on a new branch, is it possible to break a single commit into a few different commits after it's been committed to the local repository? ...
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What are the most common SQL anti-patterns? [closed]

...d (or are learning) that SQL is different. Eliciting the desired results, and doing so efficiently, involves a tedious process partly characterized by learning unfamiliar paradigms, and finding out that some of our most familiar programming patterns don't work here. What are the common antipattern...