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What is the default initialization of an array in Java?

...hing that holds an object) that is null. For int/short/byte/long that is a 0. For float/double that is a 0.0 For booleans that is a false. For char that is the null character '\u0000' (whose decimal equivalent is 0). When you create an array of something, all entries are also zeroed. So your arra...
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What does the (unary) * operator do in this Ruby code?

... answered May 27 '09 at 23:27 molfmolf 66.4k1313 gold badges129129 silver badges114114 bronze badges ...
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Build.scala, % and %% symbols meaning

...%%: val appDependencies = Seq( "org.scala-tools" % "scala-stm_2.9.1" % "0.3" ) Assuming the scalaVersion for your build is 2.9.1, the following is identical: val appDependencies = Seq( "org.scala-tools" %% "scala-stm" % "0.3" ) As you can see above, if you use %%, you don't have to sp...
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TSQL - Cast string to integer or return default value

... If you are on SQL Server 2012 (or newer): Use the TRY_CONVERT function. If you are on SQL Server 2005, 2008, or 2008 R2: Create a user defined function. This will avoid the issues that Fedor Hajdu mentioned with regards to currency, fractional numbers...
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Find commit by hash SHA in Git

...ind a commit in Git by a given hash, SHA. For example, if I have the "a2c25061" hash, and I need to get the author and the committer of this commit. ...
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jQuery Plugin: Adding Callback functionality

... var options = $.extend({ callback: function() {} }, arguments[0] || {}); // call the callback and apply the scope: options.callback.call(this); }; Use it like this: $('.elem').myPlugin({ callback: function() { // some action } }); ...
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How can I show hidden files (starting with period) in NERDTree?

... Ma_124 4333 silver badges1010 bronze badges answered Feb 20 '11 at 13:50 James FassettJames Fassett 35.2...
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How to make button look like a link?

... button { background: none!important; border: none; padding: 0!important; /*optional*/ font-family: arial, sans-serif; /*input has OS specific font-family*/ color: #069; text-decoration: underline; cursor: pointer; } <button> your button that looks like a link...
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Function to convert column number to letter?

... = Split(Cells(1, lngCol).Address(True, False), "$") Col_Letter = vArr(0) End Function testing code for column 100 Sub Test() MsgBox Col_Letter(100) End Sub share | improve this answer ...
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ActionLink htmlAttributes

... 201 The problem is that your anonymous object property data-icon has an invalid name. C# properties...