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cv2.imshow command doesn't work properly in opencv-python
...e code created a window of the correct name, but its content is just blank and doesn't show the image:
15 Answers
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How do I find the most recent git commit that modified a file?
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git log supports looking at the history of specific files (and directories), so you can call it like this:
git log my/file.c
If you really only want to list the one most recent commit, for example to use it in a script, use the -n 1 option:
git log -n 1 --pretty=format:%H -- my/f...
Can I try/catch a warning?
I need to catch some warnings being thrown from some php native functions and then handle them.
11 Answers
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remove all variables except functions
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You can use the following command to clear out ALL variables. Be careful because it you cannot get your variables back.
rm(list=ls(all=TRUE))
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i...
Android – Listen For Incoming SMS Messages
I am trying to create an application for monitoring incoming SMS messages, and launch a program via incoming SMS, also it should read the content from the SMS.
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Rails how to run rake task
... answered Apr 12 '11 at 21:24
Andrew MarshallAndrew Marshall
87.3k1818 gold badges202202 silver badges204204 bronze badges
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Convert numpy array to tuple
...turn tuple(totuple(i) for i in a)
except TypeError:
return a
And an example:
>>> array = numpy.array(((2,2),(2,-2)))
>>> totuple(array)
((2, 2), (2, -2))
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Variable declared in for-loop is local variable?
...laration
(Section 8.5.1) is the block in which the declaration occurs.
and
The scope of a local variable declared in a for-initializer of a for
statement (Section 8.8.3) is the for-initializer, the for-condition,
the for-iterator, and the contained statement of the for statement.
And a...
Show hidden div on ng-click within ng-repeat
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Remove the display:none, and use ng-show instead:
<ul class="procedures">
<li ng-repeat="procedure in procedures | filter:query | orderBy:orderProp">
<h4><a href="#" ng-click="showDetails = ! showDetails">{{proced...
Highlight a word with jQuery
...ipt-text-higlighting-jquery-plugin.html
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* Code a little bit refactored and cleaned (in my humble opinion).
* Most important changes:
* - has an option to highlight only entire words (wordsOnly - false by default),
* - has an option to be case sensitive (caseSensitive - false by default)
* ...