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Algorithm to generate a crossword

... I came up with a solution which probably isn't the most efficient, but it works well enough. Basically: Sort all the words by length, descending. Take the first word and place it on the board. Take the next word. Search through all th...
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How do I get the current username in Windows PowerShell?

... I found it: $env:UserName There is also: $env:UserDomain $env:ComputerName share | improve this answer | ...
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Is DateTime.Now the best way to measure a function's performance?

... No, it's not. Use the Stopwatch (in System.Diagnostics) Stopwatch sw = Stopwatch.StartNew(); PerformWork(); sw.Stop(); Console.WriteLine("Time taken: {0}ms", sw.Elapsed.TotalMilliseconds); Stopwatch automatically checks for t...
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Check if a number has a decimal place/is a whole number

... for an easy way in JavaScript to check if a number has a decimal place in it (in order to determine if it is an integer). For instance, ...
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Why aren't variable-length arrays part of the C++ standard?

... this question today I came across some C syntax which I wasn't familiar with. 12 Answers ...
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When is it practical to use Depth-First Search (DFS) vs Breadth-First Search (BFS)? [closed]

...stand the differences between DFS and BFS, but I'm interested to know when it's more practical to use one over the other? ...
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Find the nth occurrence of substring in a string

This seems like it should be pretty trivial, but I am new at Python and want to do it the most Pythonic way. 21 Answers ...
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UIDevice uniqueIdentifier deprecated - What to do now?

It has just come to light that the UIDevice uniqueIdentifier property is deprecated in iOS 5 and unavailable in iOS 7 and above. No alternative method or property appears to be available or forthcoming. ...
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JS Client-Side Exif Orientation: Rotate and Mirror JPEG Images

Digital camera photos are often saved as JPEG with an EXIF "orientation" tag. To display correctly, images need to be rotated/mirrored depending on which orientation is set, but browsers ignore this information rendering the image. Even in large commercial web apps, support for EXIF orientation can ...
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How do HttpOnly cookies work with AJAX requests?

JavaScript needs access to cookies if AJAX is used on a site with access restrictions based on cookies. Will HttpOnly cookies work on an AJAX site? ...