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Create a string of variable length, filled with a repeated character

...Java form here: Java - Create a new String instance with specified length and filled with specific character. Best solution? ...
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How do I use boolean variables in Perl?

... @BlueWaldo: you can also use cmp and <=> when comparing and assigning the results of the comparison to a scalar. $var = $var1 cmp $var2; 'cmp' and '<=>' (used for numeric comparisons) returns -1, 0, or 1 if left argument is less than, equal to,...
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White space showing up on right side of page when background image should extend full length of page

...flow-x: hidden; } into your CSS at the very top above the other classes and it seemed to fix your issue. Your updated .css file is available here share | improve this answer | ...
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How to make a flat list out of list of lists?

...for item in sublist] As evidence, you can use the timeit module in the standard library: $ python -mtimeit -s'l=[[1,2,3],[4,5,6], [7], [8,9]]*99' '[item for sublist in l for item in sublist]' 10000 loops, best of 3: 143 usec per loop $ python -mtimeit -s'l=[[1,2,3],[4,5,6], [7], [8,9]]*99' 'sum(l...
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Threads vs Processes in Linux

...ter to use processes instead of threads, since Linux is very efficient in handling processes, and because there are so many problems (such as locking) associated with threads. However, I am suspicious, because it seems like threads could give a pretty big performance gain in some situations. ...
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What does the “at” (@) symbol do in Python?

... An @ symbol at the beginning of a line is used for class, function and method decorators. Read more here: PEP 318: Decorators Python Decorators The most common Python decorators you'll run into are: @property @classmethod @staticmethod If you see an @ in the middle of a line, that's ...
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How would you implement an LRU cache in Java?

...ructures would you use? I've already implemented one using LinkedHashMap and Collections#synchronizedMap , but I'm curious if any of the new concurrent collections would be better candidates. ...
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Resize HTML5 canvas to fit window

...get rid of the scrollbars, add "overflow: hidden" to the style of the html and body elements. See thefutureoftheweb.com/blog/100-percent-height-interface – Denis Washington Mar 16 '12 at 7:45 ...
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UIImagePickerController error: Snapshotting a view that has not been rendered results in an empty sn

I am getting this error only in iOS 7 and the application crashed. In iOS 6, I never get any error, just once of memory warning when opening the camera. ...
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Conversion of a datetime2 data type to a datetime data type results out-of-range value

... I changed my datacolumns and used typeof now... Further I found my problem. there was 1 datarow that contained a wrong date, which triggered the error – Gerbrand Aug 26 '09 at 5:46 ...