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How do you test that a Python function throws an exception?
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from: http://www.lengrand.fr/2011/12/pythonunittest-assertraises-raises-error/
First, here is the corresponding (still dum :p) function in file dum_function.py :
def square_value(a):
"""
Returns the square value of a.
"""
tr...
How do I change read/write mode for a file using Emacs?
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See the other useful commands on files in a directory listing at
http://www.gnu.org/s/libtool/manual/emacs/Operating-on-Files.html
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How do I comment out a block of tags in XML?
...ns are not allowed and '?>' ends the processing instruction (see http://www.w3.org/TR/REC-xml/#sec-pi)
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Google maps API V3 - multiple markers on exact same spot
...eal life example with markers on the exact same spot can be seen on http://www.ejw.de/ejw-vor-ort/ (scroll down for the map and click on a few markers to see the spider-effect).
That seems to be the perfect solution for your problem.
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Code-first vs Model/Database-first [closed]
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Quoting the relevant parts from http://www.itworld.com/development/405005/3-reasons-use-code-first-design-entity-framework
3 reasons to use code first design with Entity Framework
1) Less cruft, less bloat
Using an existing database to generate a .e...
How does a PreparedStatement avoid or prevent SQL injection?
...SQL Injection
attack.
You can get detailed explanation with example here:
https://javabypatel.blogspot.com/2015/09/how-prepared-statement-in-java-prevents-sql-injection.html
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Remove border from buttons
...dd
padding: 0;
border: none;
background: none;
to your buttons.
Demo:
https://jsfiddle.net/Vestride/dkr9b/
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Python Process Pool non-daemonic?
...written a more expanded wrapper class around pathos.multiprocessing here:
https://github.com/JamesMcGuigan/python2-timeseries-datapipeline/blob/master/src/util/MultiProcessing.py
As a side note, if your usecase just requires async multiprocess map as a performance optimization, then joblib will ma...
Is False == 0 and True == 1 an implementation detail or is it guaranteed by the language?
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Link to the PEP discussing the new bool type in Python 2.3: http://www.python.org/dev/peps/pep-0285/.
When converting a bool to an int, the integer value is always 0 or 1, but when converting an int to a bool, the boolean value is True for all integers except 0.
>>> int(False)
0
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Idiomatic way to wait for multiple callbacks in Node.js
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Wait.for https://github.com/luciotato/waitfor
using Wait.for:
var wait=require('wait.for');
...in a fiber...
wait.for(do_something,tmp_file_name);
wait.for(do_something_other,tmp_file_name);
fs.unlink(tmp_file_name);
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