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Where do I find the line number in the Xcode editor?
In Xcode 3, the line number of the current cursor location was displayed. I don't see this in Xcode 4. Is there a setting that will turn it on? Or a keypress that will give it to me?
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How do I empty an array in JavaScript?
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What's a good Java, curses-like, library for terminal applications? [closed]
I would like to write a Java terminal application that does screen manipulation. Are there any good libraries out there that allow you to manipulate the screen like curses in the *nix/C world?
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#pragma pack effect
I was wondering if someone could explain to me what the #pragma pack preprocessor statement does, and more importantly, why one would want to use it.
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Constants in Objective-C
I'm developing a Cocoa application, and I'm using constant NSString s as ways to store key names for my preferences.
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What is the garbage collector in Java?
I am new to Java and confused about the garbage collector in Java. What does it actually do and when does it comes into action. Please describe some of the properties of the garbage collector in Java.
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Git diff to show only lines that have been modified
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Why does calling a method in my derived class call the base class method?
Consider this code:
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Secondary axis with twinx(): how to add to legend?
...e labels to the lines, and want to show them with legend() , but I only succeed to get the labels of one axis in the legend:
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SQL/mysql - Select distinct/UNIQUE but return all columns?
I am trying to accomplish the following sql statement but I want it to return all columns is this possible? Something like:
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