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count (non-blank) lines-of-code in bash
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When I first asked this question, 'cloc' counted Python docstrings as lines of code, which was suboptimal IMHO. Modern versions of 'cloc' now count Python docstrings as comments, which I like much more.
– Jonathan Hartley
Jun 30 '16 at...
Start two instances of IntelliJ IDE
...config/plugins/system locations by editing idea.properties file on Windows/Linux and Info.plist on Mac. You can find the details in FAQ.
Note that normally it's not necessary since you can open multiple projects in different IDEA frames within the same instance using File | Open or Open Recent.
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How to write header row with csv.DictWriter?
...e csvfile.
Put another way: The Fieldnames argument is required because Python dicts are inherently unordered.
Below is an example of how you'd write the header and data to a file.
Note: with statement was added in 2.6. If using 2.5: from __future__ import with_statement
with open(infile,'rb') a...
Calling parent class __init__ with multiple inheritance, what's the right way?
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If you are writing python (hopefully 3!) and using inheritance of any sort, but especially multiple, then rhettinger.wordpress.com/2011/05/26/super-considered-super should be required reading.
– Shawn Mehan
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Really killing a process in Windows
...ventually, but I'd really like to be able to just kill it immediately. On Linux I could just kill -9 to guarantee that a process will die.
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Changing capitalization of filenames in Git
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You can also git clone the repo on a Linux system, rename the files and commit them just for this situation (if you have a Linux system at hand).
– gitaarik
Feb 7 '14 at 12:48
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What's the fastest way to do a bulk insert into Postgres?
... is slower than using COPY but it is useful to me in work with psycopg and python (python list passed to cursor.execute becomes pg ARRAY):
INSERT INTO tablename (fieldname1, fieldname2, fieldname3)
VALUES (
UNNEST(ARRAY[1, 2, 3]),
UNNEST(ARRAY[100, 200, 300]),
UNNEST(ARRAY['a', 'b', '...
Convert hex to binary
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docs.python.org/library/binascii.html is subtitled Convert between binary and ASCII. Doesn't that mean it returns a string?
– pavium
Sep 15 '09 at 6:58
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Difference between sh and bash
...h = bash?
For a long time, /bin/sh used to point to /bin/bash on most GNU/Linux systems. As a result, it had almost become safe to ignore the difference between the two. But that started to change recently.
Some popular examples of systems where /bin/sh does not point to /bin/bash (and on some of ...
How to dump a dict to a json file?
... Good thing to remember here is that unless you use an OrderedDict (python >2.7) there is no guarantee that keys are ordered in any particular manner
– ford prefect
Aug 1 '17 at 18:08
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