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How to round up a number in Javascript?
...d Mar 4 '11 at 7:56
Andrew MarshallAndrew Marshall
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selecting unique values from a column
...nstead of using SELECT * ... use SELECT column 1, column 2... Unless you really do need all columns.
– LPChip
Nov 18 '17 at 20:43
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What is stack unwinding?
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Stack unwinding is usually talked about in connection with exception handling. Here's an example:
void func( int x )
{
char* pleak = new char[1024]; // might be lost => memory leak
std::string s( "hello world" ); // will be properly de...
Parallel foreach with asynchronous lambda
I would like to handle a collection in parallel, but I'm having trouble implementing it and I'm therefore hoping for some help.
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Branch from a previous commit using Git
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@MattFenwick Git will allow you to use shortened hashes everywhere a hash is allowed, as long as the shortened hash is ''unique'' in the repository. So if it didn’t work, try adding another character from the hash.
– poke
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What exactly is Python's file.flush() doing?
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There's typically two levels of buffering involved:
Internal buffers
Operating system buffers
The internal buffers are buffers created by the runtime/library/language that you're programming against and is meant to speed things up by ...
adb command not found
...adb forward command before I could use the ezkeyboard application which allows user to type on the phone using browser.
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How to properly ignore exceptions
...is is true, but if you're not careful, you can run into subtle bugs (especially if you're doing something other than passing on StopIteration).
– Jason Baker
Apr 8 '09 at 17:46
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How to detect the device orientation using CSS media queries?
...n portrait orientation will cause the viewport to become wider than it is tall, thereby causing the browser to use landscape styles instead of portrait.
– Johann Combrink
Mar 10 '17 at 8:58
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Split a string at uppercase letters
... possible to split on a zero-width match in Python. But you can use re.findall instead:
>>> import re
>>> re.findall('[A-Z][^A-Z]*', 'TheLongAndWindingRoad')
['The', 'Long', 'And', 'Winding', 'Road']
>>> re.findall('[A-Z][^A-Z]*', 'ABC')
['A', 'B', 'C']
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