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How to find and return a duplicate value in array

...s isn't very elegant answer, but I love it. It's beautiful one liner code. And works perfectly fine unless you need to process huge data set. Looking for faster solution? Here you go! def find_one_using_hash_map(array) map = {} dup = nil array.each do |v| map[v] = (map[v] || 0 ) + 1 ...
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“Delegate subtraction has unpredictable result” in ReSharper/C#?

When using myDelegate -= eventHandler ReSharper (version 6) issues: 3 Answers 3 ...
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Compression/Decompression string with C#

I am newbie in .net. I am doing compression and decompression string in C#. There is a XML and I am converting in string and after that I am doing compression and decompression.There is no compilation error in my code except when I decompression my code and return my string, its returning only half ...
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How to return a 200 HTTP Status Code from ASP.NET MVC 3 controller

...ited May 15 '14 at 18:36 jcolebrand 15.8k1010 gold badges7070 silver badges116116 bronze badges answered Feb 1 '12 at 6:09 ...
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Why do people write the #!/usr/bin/env python shebang on the first line of a Python script?

...y having a #! at the start of the first line, followed by the interpreter (and any flags it may need). If you're talking about other platforms, of course, this rule does not apply (but that "shebang line" does no harm, and will help if you ever copy that script to a platform with a Unix base, such ...
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ASP.NET MVC: Is Controller created for every request?

...created for every HTTP request, or are they created at application startup and reused throughout requests? 4 Answers ...
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Why does `a == b or c or d` always evaluate to True?

... In many cases, Python looks and behaves like natural English, but this is one case where that abstraction fails. People can use context clues to determine that "Jon" and "Inbar" are objects joined to the verb "equals", but the Python interpreter is more...
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getSupportActionBar from inside of Fragment ActionBarCompat

...is is why we need support classes that mirror the functionality of the new and improved classes and APIs in more recent SDKs. – Pierre-Antoine LaFayette Aug 19 '13 at 18:56 ...
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“find: paths must precede expression:” How do I specify a recursive search that also finds files in

... quotes around your file expression -- these will stop the shell (bash) expanding your wildcards. share | improve this answer | follow | ...
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“From View Controller” disappears using UIViewControllerContextTransitioning

I got one problem and i have described it below. 17 Answers 17 ...