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Reason for Column is invalid in the select list because it is not contained in either an aggregate f
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Cleanest way to toggle a boolean variable in Java?
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Git mergetool generates unwanted .orig files
When I do a merge conflict resolution with Kdiff3 (and other merge tool I tried) I noticed that on resolution a *.orig file is created. Is there a way for it to not create that extra file?
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List files with certain extensions with ls and grep
I just want to get the files from the current dir and only output .mp4 .mp3 .exe files nothing else.
So I thought I could just do this:
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UICollectionView auto scroll to cell at IndexPath
Before loading the collection view user sets the number of image in the array of collection view. All of the cells don't fit on the screen. I have 30 cells and only 6 on the screen.
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How to check if a variable is not null?
I know that below are the two ways in JavaScript to check whether a variable is not null , but I’m confused which is the best practice to use.
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What are the differences between GPL v2 and GPL v3 licenses? [closed]
In simple terms, what are the reasons for, and what are the differences between the GPL v2 and GPL v3 open source licenses? Explanations and references to legal terms and further descriptions would be appreciated.
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Xcode 4 - build output directory
I have problems with setting up/locating my output files in Xcode4 (beta 5). They are placed somewhere in ~/Library/Developer/ugly_path/... . I can't even select "show in finder" on my products. It is the same for a simple C project, Foundation tool and even Cocoa bundle. A Debugging works fine.
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How and why does 'a'['toUpperCase']() in JavaScript work?
JavaScript keeps surprising me and this is another instance. I just came across some code which I did not understood at first. So I debugged it and came to this finding:
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kill -3 to get java thread dump
I am using kill -3 command to see the JVM's thread dump in unix. But where can I find the output of this kill command? I am lost!!
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