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Returning a boolean from a Bash function
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answered Mar 25 '11 at 11:41
ErikErik
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Java generics - why is “extends T” allowed but not “implements T”?
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answered Jun 10 '09 at 15:45
Tetsujin no OniTetsujin no Oni
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How does delete[] “know” the size of the operand array?
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edited May 3 '11 at 16:44
Lightness Races in Orbit
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Visual Studio: How can I see the same file in two separate tab groups?
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edited Nov 9 '17 at 10:46
Hille
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answered Jan 14 '09 at 19:5...
Should you declare methods using overloads or optional parameters in C# 4.0?
I was watching Anders' talk about C# 4.0 and sneak preview of C# 5.0 , and it got me thinking about when optional parameters are available in C# what is going to be the recommended way to declare methods that do not need all parameters specified?
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How to check if a string contains only digits in Java [duplicate]
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347
Try
String regex = "[0-9]+";
or
String regex = "\\d+";
As per Java regular expressions, t...
Changing default shell in Linux [closed]
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421
Try linux command chsh.
The detailed command is chsh -s /bin/bash.
It will prompt you to ente...
How can I scan barcodes on iOS?
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84
We produced the 'Barcodes' application for the iPhone. It can decode QR Codes. The source code i...
Selenium c# Webdriver: Wait Until Element is Present
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24 Answers
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Why do we check up to the square root of a prime number to determine if it is prime?
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answered Apr 27 '11 at 22:04
Sven MarnachSven Marnach
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