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What is Bit Masking?
...lying the mask to the value means that we want to clear the first (higher) 4 bits, and keep the last (lower) 4 bits. Thus we have extracted the lower 4 bits. The result is:
Mask: 00001111b
Value: 01010101b
Result: 00000101b
Masking is implemented using AND, so in C we get:
uint8_t stuff(...) ...
Difference between Node object and Element object?
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edited Jan 13 '16 at 18:47
answered Apr 2 '12 at 16:05
jf...
How to execute a Python script from the Django shell?
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409
The << part is wrong, use < instead:
$ ./manage.py shell < myscript.py
You coul...
Simplest way to detect a mobile device in PHP
...ont|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows (ce|phone)|xda|xiino/i',$useragent)||preg_match('/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar...
Writing string to a file on a new line every time
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314
Use "\n":
file.write("My String\n")
See the Python manual for reference.
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Convert SVG to image (JPEG, PNG, etc.) in the browser
...swered Oct 20 '10 at 8:35
jbeard4jbeard4
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When to use enumerateObjectsUsingBlock vs. for
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BJ Homer
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answered Dec 20 '10 at 5:02
bbumbbum
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Doing something before program exit
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answered Oct 3 '10 at 15:04
Brent Writes CodeBrent Writes Code
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Why use prefixes on member variables in C++ classes
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49
You have to be careful with using a leading underscore. A leading underscore before a capital ...
Check that an email address is valid on iOS [duplicate]
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