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#define macro for debug printing in C?
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If you use a C99 or later compiler
#define debug_print(fmt, ...) \
do { if (DEBUG) fprintf(stderr, fmt, __VA_ARGS__); } while (0)
It assumes you are using C99 (the variable argument list notation is not supported in earlier versions). ...
How do I get the user agent with Flask?
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'en-US'
Detailed information about 'accept_language" header: https://www.w3.org/International/questions/qa-lang-priorities
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“Unicode Error ”unicodeescape" codec can't decode bytes… Cannot open text files in Python 3 [duplica
..., \U in "C:\Users... starts an eight-character Unicode escape, such as \U00014321. In your code, the escape is followed by the character 's', which is invalid.
You either need to duplicate all backslashes:
"C:\\Users\\Eric\\Desktop\\beeline.txt"
Or prefix the string with r (to produce a raw stri...
Android Studio - Auto complete and other features not working
...android studio.. it was working fine. Now all the sudden, none of the auto complete features are working.. I can type anything anywhere no variable checking, no help with functions or checking anything. I can still compile the project and I get errors when that happens.
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What is the difference between visibility:hidden and display:none?
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No comment about performance of one and another? I'm curious which method to use to hide absolutely positioned elements, that get displayed and hidden often.
– Tomáš Zato - Reinstate Monica
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How to make a div 100% height of the browser window
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What are Viewport-Percentage Lengths?
From the linked W3 Candidate Recommendation above:
The viewport-percentage lengths are relative to the size of the initial containing block. When the height or width of the initial containing block is changed, they are scaled accordingly.
These units...
Xcode 4: How do you view the console?
I can't seem to find a way to have the console run (to show NSLog comments) in XCode 4. The normal method for the previous version of XCode does not work. Does anyone have an idea of how to accomplish this?
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get just the integer from wc in bash
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You can use the cut command to get just the first word of wc's output (which is the line or word count):
lines=`wc -l $f | cut -f1 -d' '`
words=`wc -w $f | cut -f1 -d' '`
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PHP calculate age
... formats are disambiguated by looking at the separator between the various components: if the separator is a slash (/), then the American m/d/y is assumed; whereas if the separator is a dash (-) or a dot (.), then the European d-m-y format is assumed. php.net/manual/en/function.strtotime.php
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Change computer name for a TFS Workspace
My System Administrator renamed my computer. So where it was "MyLaptop2" it is now just "MyLaptop".
15 Answers
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