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Haskell testing workflow
... make it easier for people to use HTF and to ask questions about HTF. Feel free to do so!
– stefanwehr
Sep 26 '12 at 21:57
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What is a void pointer in C++? [duplicate]
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A void* can point to anything (it's a raw pointer without any type info).
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How do I make a delay in Java?
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You need to use the Thread.sleep() call.
More info here: http://docs.oracle.com/javase/tutorial/essential/concurrency/sleep.html
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Find an element in DOM based on an attribute value
... though, hopefully the asker will move the accept for us - we want current info out there.
– Nick Craver♦
Dec 18 '13 at 13:10
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difference between throw and throw new Exception()
... original exception but resets the stack trace, destroying all stack trace information until your catch block.
NEVER write throw ex;
throw new Exception(ex.Message); is even worse. It creates a brand new Exception instance, losing the original stack trace of the exception, as well as its type. (...
gem install: Failed to build gem native extension (can't find header files)
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@NoBugs Thanks for the additional info :)
– Brian Lacy
Dec 29 '11 at 15:49
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How to copy file from HDFS to the local file system
.../hadoop dfs -ls /use/hadoop/myfolder i can view the file , From i got the info as To inspect the file, you can copy it from HDFS to the local file system , so i though i can moved them from winscp
– Surya
Jul 24 '13 at 15:25
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GSON - Date format
... it represents UTC timezone, if you hardcode it like this you'll lost that info
– Billda
Apr 4 '16 at 11:41
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BitBucket - download source as ZIP
...nload by clicking on ... next to the branch and then Download
For more info see Download an archive from Bitbucket Server
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Best way to center a on a page vertically and horizontally? [duplicate]
...owever, an absolutely positioned element acts the same for distribution of free space, and similarly can be centered vertically at the specified top and bottom (does not work in IE7).
This trick will work with any sizes of div.
div {
width: 100px;
height: 100px;
background-color: red;
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