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Python, creating objects
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How to get name of exception that was caught in Python?
...(). exc_info() returns 3 values: type, value, traceback. On documentation: https://docs.python.org/3/library/sys.html#sys.exc_info
import sys
try:
foo = bar
except Exception:
exc_type, value, traceback = sys.exc_info()
assert exc_type.__name__ == 'NameError'
print "Failed with excep...
MongoDB SELECT COUNT GROUP BY
...expression, then computes the count of documents in each distinct group.
https://docs.mongodb.com/manual/reference/operator/aggregation/sortByCount/
For example:
db.contest.aggregate([
{ $sortByCount: "$province" }
]);
...
NuGet for solutions with multiple projects
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Xcode doesn't show the line that causes a crash
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How to check if a python module exists without importing it
... sys.path.
FILE
/usr/lib/python2.7/site.py
MODULE DOCS
http://docs.python.org/library/site
DESCRIPTION
...
:
and you'd have to press q to exit interactive mode.
Using it unknown module:
python module_help.py lkajshdflkahsodf
Would output:
no Python docume...
jQuery get values of checked checkboxes into array
...
DEMO: http://jsfiddle.net/PBhHK/
$(document).ready(function(){
var searchIDs = $('input:checked').map(function(){
return $(this).val();
});
console.log(searchIDs.get());
});
Just call get() and you'll have ...
Adding a Method to an Existing Object Instance
...dule new is deprecated since python 2.6 and removed in 3.0, use types
see http://docs.python.org/library/new.html
In the example below I've deliberately removed return value from patch_me() function.
I think that giving return value may make one believe that patch returns a new object, which is no...
Using the rJava package on Win7 64 bit with R
... work! Mirrors are not up-to-date, so go to the source at www.rforge.net: http://www.rforge.net/rJava/files/. Note the advice there
“Please use
`install.packages('rJava',,'http://www.rforge.net/')`
to install.”
That is almost correct. This actually works:
install.packages('rJava', .libPat...
Can I access constants in settings.py from templates in Django?
... explicitly including RequestContext: docs.djangoproject.com/en/1.6/topics/http/shortcuts/#render
– yndolok
Aug 20 '14 at 23:38
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