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How can I create a two dimensional array in JavaScript?

... var items = [ [1, 2], [3, 4], [5, 6] ]; console.log(items[0][0]); // 1 console.log(items[0][1]); // 2 console.log(items[1][0]); // 3 console.log(items[1][1]); // 4 console.log(items); ...
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How to check whether a variable is a class or not?

... 348 Even better: use the inspect.isclass function. >>> import inspect >>> class...
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Clear Text Selection with JavaScript

... answered Jul 3 '10 at 0:46 Gert GrenanderGert Grenander 15.7k66 gold badges3535 silver badges4343 bronze badges ...
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How can I multiply and divide using only bit shifting and adding?

... answered May 5 '10 at 22:31 Andrew ToulouseAndrew Toulouse 1,09311 gold badge99 silver badges1010 bronze badges ...
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Copy all files with a certain extension from all subdirectories

... | edited Jun 4 '15 at 8:23 answered Mar 25 '13 at 14:10 Br...
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map vs. hash_map in C++

... 134 They are implemented in very different ways. hash_map (unordered_map in TR1 and Boost; use tho...
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How to change maven logging level to display only warning and errors?

... -X for debug -q for only error Maven logging config file Currently maven 3.1.x uses SLF4J to log to the System.out . You can modify the logging settings at the file: ${MAVEN_HOME}/conf/logging/simplelogger.properties According to the page : http://maven.apache.org/maven-logging.html Command line ...
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How to detect user inactivity in Android

...vity extends Activity { public static final long DISCONNECT_TIMEOUT = 300000; // 5 min = 5 * 60 * 1000 ms private static Handler disconnectHandler = new Handler(new Handler.Callback() { @Override public boolean handleMessage(Message msg) { // todo r...
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Why does NULL = NULL evaluate to false in SQL server

... | edited Dec 3 '09 at 22:58 answered Dec 3 '09 at 22:30 ...
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how to know if the request is ajax in asp.net mvc?

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