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Is this a “good enough” random algorithm; why isn't it used if it's faster?

...import java.util.Arrays; public class Test { public static void main(String[] args) throws Exception { QuickRandom qr = new QuickRandom(); int[] frequencies = new int[10]; for (int i = 0; i < 100000; i++) { frequencies[(int) (qr.random() * 10)]++; ...
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Convert camelCaseText to Sentence Case Text

How can I convert a string either like 'helloThere' or 'HelloThere' to 'Hello There' in JavaScript? 20 Answers ...
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Best practices for circular shift (rotate) operations in C++

...n-circular shifts work on that target. Current x86 compilers still use an extra instruction to mask a variable count for 8 and 16-bit rotates, probably for the same reason they don't avoid the AND on ARM. This is a missed optimization, because performance doesn't depend on the rotate count on any ...
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How to get the value from the GET parameters?

... JavaScript itself has nothing built in for handling query string parameters. Code running in a (modern) browser you can use the URL object (which is part of the APIs provided by browsers to JS): var url_string = "http://www.example.com/t.html?a=1&b=3&c=m2-m3-m4-m5"; /...
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AES Encryption for an NSString on the iPhone

Can anybody point me in the right direction to be able to encrypt a string, returning another string with the encrypted data? (I've been trying with AES256 encryption.) I want to write a method which takes two NSString instances, one being the message to encrypt and the other being a 'passcode' to e...
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What is the best way to test for an empty string in Go?

Which method is best (more idomatic) for testing non-empty strings (in Go)? 10 Answers ...
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Command line progress bar in Java

...he thing to do is to print your progress bar, for example, by printing the string "|======== |\r" On the next tick of the progress bar, overwrite the same line with a longer bar. (because we are using \r, we stay on the same line) For example: "|========= |\r" What you have to re...
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Should I call Close() or Dispose() for stream objects?

...Microsoft.Usage : Object 'f' can be disposed more than once in method 'Foo(string)'. To avoid generating a System.ObjectDisposedException you should not call Dispose more than one time on an object.: Lines: 41" So while the current implementation is fine with calling Close and Dispose, according to ...
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Omitting all xsi and xsd namespaces when serializing an object in .NET?

...overriding the namespace for each element, and replacing it with the empty string, you've stripped the namespaces from the output. public class NoNamespaceXmlWriter : XmlTextWriter { //Provide as many contructors as you need public NoNamespaceXmlWriter(System.IO.TextWriter output) ...
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What is the worst gotcha in C# or .NET? [closed]

... Type.GetType The one which I've seen bite lots of people is Type.GetType(string). They wonder why it works for types in their own assembly, and some types like System.String, but not System.Windows.Forms.Form. The answer is that it only looks in the current assembly and in mscorlib. Anonymous m...