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What is the difference between map and flatMap and a good use case for each?
...e(Seq("Roses are red", "Violets are blue")) // lines
rdd.collect
res0: Array[String] = Array("Roses are red", "Violets are blue")
Now, map transforms an RDD of length N into another RDD of length N.
For example, it maps from two lines into two line-lengths:
rdd.map(_.length).collect
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explicit casting from super class to subclass
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By using a cast you're essentially telling the compiler "trust me. I'm a professional, I know wh...
Redirect From Action Filter Attribute
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edited Apr 2 '17 at 15:40
Rajmond Burgaj
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How do I center a window onscreen in C#?
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Use Form.CenterToScreen() method.
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Java: How to get input from System.console()
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0xCursor
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answered Jan 10 '11 at 9:16
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Avoid modal dismiss on enter keypress
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answered May 1 '12 at 22:07
vishvish
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What is the aspnet_client folder for under the IIS structure?
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answered Oct 16 '08 at 21:56
DuncanDuncan
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Develop Android app using C#
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edited Jan 7 '14 at 10:23
answered Jun 9 '12 at 15:14
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Unable to launch the IIS Express Web server, Failed to register URL, Access is denied
... decided to focus on one of the problematic ones.
I'm using Visual Studio 2013 on Windows 7. I think I'm running it as administrator, the window title says PROJECT NAME - Microsoft Visual Studio (Administrator) .
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XAMPP - Port 80 in use by “Unable to open process” with PID 4! 12
...he again with XAMPP :)
Link Ref: https://www.sitepoint.com/unblock-port-80-on-windows-run-apache/
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