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GLib compile error (ffi.h), but libffi is installed
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edited Apr 22 at 14:44
Scott Skiles
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How to capitalize the first character of each word in a string
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51 Answers
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Test whether string is a valid integer
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11 Answers
11
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Easiest way to open a download window without navigating away from the page
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12 Answers
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Check if a string matches a regex in Bash script
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Or more a accurate test:
[[ $date =~ ^[0-9]{4}(0[1-9]|1[0-2])(0[1-9]|[1-2][0-9]|3[0-1])$ ]] && echo "yes"
# |^^^^^^^^ ^^^^^^ ^^^^^^ ^^^^^^ ^^^^^^^^^^ ^^^^^^ |
# | | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ |
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Import pandas dataframe column as string not int
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154
Just want to reiterate this will work in pandas >= 0.9.1:
In [2]: read_csv('sample.csv', d...
How can I check the size of a collection within a Django template?
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edited May 3 '17 at 6:56
MichielB
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How do I apply a perspective transform to a UIView?
...veTransform = CATransform3DIdentity;
rotationAndPerspectiveTransform.m34 = 1.0 / -500;
rotationAndPerspectiveTransform = CATransform3DRotate(rotationAndPerspectiveTransform, 45.0f * M_PI / 180.0f, 0.0f, 1.0f, 0.0f);
layer.transform = rotationAndPerspectiveTransform;
Swift 5.0
if let myView = self...
PHP regular expressions: No ending delimiter '^' found in
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162
PHP regex strings need delimiters. Try:
$numpattern="/^([0-9]+)$/";
Also, note that you hav...