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Getting image dimensions without reading the entire file

...s the dimensions of an image. /// </summary> /// <param name="path">The path of the image to get the dimensions of.</param> /// <returns>The dimensions of the specified image.</returns> /// <exception cref="ArgumentException">The im...
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Android encryption / decryption using AES [closed]

...o.Cipher; import javax.crypto.SecretKeyFactory; import javax.crypto.spec.IvParameterSpec; import javax.crypto.spec.PBEKeySpec; import javax.crypto.spec.SecretKeySpec; public class AESEncyption { private static final int pswdIterations = 10; private static final int keySize = 128; priva...
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Passing a method as a parameter in Ruby

...od name to a callable symbol. You can store that result in a variable or a parameter and keep passing it to child functions like any other variable from then on... – user1115652 May 3 '14 at 10:42 ...
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How can I run a program from a batch file without leaving the console open after the program starts?

...yword. Here is an example from one of my batch files: start myProgram.exe param1 exit share | improve this answer | follow | ...
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How can I create an object and add attributes to it?

...using setattr is fine. You just can't use setattr on object() instances. params = ['attr1', 'attr2', 'attr3'] for p in params: setattr(obj.a, p, value) share | improve this answer | ...
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Copy entire contents of a directory to another using php

...http://aidanlister.com/2004/04/recursively-copying-directories-in-php/ * @param string $source Source path * @param string $dest Destination path * @param int $permissions New folder creation permissions * @return bool Returns true on success, false on...
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How to go about formatting 1200 to 1.2k in java

...or each factor of a thousand, increasing the class on each invokation. * @param n the number to format * @param iteration in fact this is the class from the array c * @return a String representing the number n formatted in a cool looking way. */ private static String coolFormat(double n, int ite...
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Execute AsyncTask several times

In my Activity I use a class which extends from AsyncTask and a parameter which is an instance of that AsyncTask. When I call mInstanceOfAT.execute("") everything is fine. But the app crash when I press an update button which calls again the AsyncTask(In case the network job didnt work). Cause the...
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Getting multiple keys of specified value of a generic Dictionary?

...directional collection of keys and values.</summary> /// <typeparam name="TFirst">The type of the keys in the dictionary</typeparam> /// <typeparam name="TSecond">The type of the values in the dictionary</typeparam> [System.Runtime.InteropServices.ComVisible...
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How do I concatenate two arrays in C#?

... @LeviFuller Another place where C# uses array is with variable-number params parameters. – ChrisW Jan 2 '16 at 13:33 1 ...