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SecItemAdd and SecItemCopyMatching returns error code -34018 (errSecMissingEntitlement)
...evice from Xcode I would try to access the keychain but fail due to error -34018. This doesn't match any of the documented keychain error codes and can't be consistently reproduced. (happens maybe 30% of the time, and it's not clear to me why it happens). What makes debugging this problem very diffi...
Reactjs: Unexpected token '
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Yuliia AshomokYuliia Ashomok
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Python - Check If Word Is In A String
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360
What is wrong with:
if word in mystring:
print 'success'
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Drawing an SVG file on a HTML5 canvas
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answered Sep 22 '10 at 13:47
Simon SarrisSimon Sarris
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How to define custom configuration variables in rails
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edited May 23 '17 at 12:02
Community♦
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answered Sep 20 '09 at 5:11
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How do I do an OR filter in a Django query?
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583
There is Q objects that allow to complex lookups. Example:
from django.db.models import Q
Item...
Arrays, heap and stack and value types
...values of each of these types would require 16 bytes of memory (assuming a 32-bit word size). The field I in each case takes 4 bytes to store its value, the field S takes 4 bytes to store its reference, and the field L takes 8 bytes to store its value. So the memory for the value of both RefType a...
Why can't I use a list as a dict key in python?
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36
There's a good article on the topic in the Python wiki: Why Lists Can't Be Dictionary Keys. As ...
What is the proper declaration of main?
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193
The main function must be declared as a non-member function in the global namespace. This means...
How to pass all arguments passed to my bash script to a function of mine? [duplicate]
...ter expands to a separate word. That is "$@" is equivalent to "$1" "$2" "$3"....
Passing some arguments:
If you want to pass all but the first arguments, you can first use shift to "consume" the first argument and then pass "$@" to pass the remaining arguments to another command. In bash (and zsh ...