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How can i take an UIImage and give it a black border?
...e blank space looks ugly with border set to it.. Did you faced this issue? If yes, please suggest a method to solve this
– Meet
Jun 12 '12 at 8:24
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What is a Context Free Grammar?
... certain properties. In computer science, grammars describe languages; specifically, they describe formal languages.
A formal language is just a set (mathematical term for a collection of objects) of strings (sequences of symbols... very similar to the programming usage of the word "string"). A sim...
How to redirect the output of an application in background to /dev/null
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You use:
yourcommand > /dev/null 2>&1
If it should run in the Background add an &
yourcommand > /dev/null 2>&1 &
>/dev/null 2>&1 means redirect stdout to /dev/null AND stderr to the place where stdout points at that time
If you wan...
Java: Getting a substring from a string starting after a particular character
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this code will throw an Array Index Out of Bounds error if the separator is not found.
– Patrick Parker
Jul 24 '18 at 20:59
add a comment
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How do I clear/delete the current line in terminal?
If I'm using terminal and typing in a line of text for a command, is there a hotkey or any way to clear/delete that line?
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What does auto do in margin:0 auto?
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When you have specified a width on the object that you have applied margin: 0 auto to, the object will sit centrally within it's parent container.
Specifying auto as the second parameter basically tells the browser to automatically determine ...
Best way to get child nodes
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Sounds like you're overthinking it. You've observed the difference between childNodes and children, which is that childNodes contains all nodes, including text nodes consisting entirely of whitespace, while children is a collection of just the child nodes that are elements. That's ...
Gradle - getting the latest release version of a dependency
...E/LATEST anymore. But it's of course bad practice to use such version identifiers.
– khmarbaise
Apr 29 '12 at 14:26
An...
Double Negation in C++
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@Noldorin, I think it improves readability - if you know what it means, it is simple, neat and logical.
– jwg
Jun 4 '14 at 9:45
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How to get Enum Value from index in Java?
... Note that will clone a copy of the values array each time, so if you are calling this in the inner loop of performance sensitive code you might want to make a static copy and use that.
– Christopher Barber
Oct 4 '13 at 0:11
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