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How to exit from Python without traceback?
...is exiting because of this (with a traceback). The first thing to do therefore is to catch that exception, before exiting cleanly (maybe with a message, example given).
Try something like this in your main routine:
import sys, traceback
def main():
try:
do main program stuff here
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What Automatic Resource Management alternatives exist for Scala?
... have seen many examples of ARM (automatic resource management) on the web for Scala. It seems to be a rite-of-passage to write one, though most look pretty much like one another. I did see a pretty cool example using continuations, though.
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Disable a method in a ViewSet, django-rest-framework
...rather than extending ModelViewSet, why not just use whatever you need? So for example:
from rest_framework import viewsets, mixins
class SampleViewSet(mixins.RetrieveModelMixin,
mixins.UpdateModelMixin,
mixins.DestroyModelMixin,
viewsets...
Zero-pad digits in string
...n a string. The following code does that:
$s = sprintf('%02d', $digit);
For more information, refer to the documentation of sprintf.
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How to get URL of current page in PHP [duplicate]
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$_SERVER['REQUEST_URI']
For more details on what info is available in the $_SERVER array, see the PHP manual page for it.
If you also need the query string (the bit after the ? in a URL), that part is in this variable:
$_SERVER['QUERY_STRING']
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Understanding typedefs for function pointers in C
...ways been a bit stumped when I read other peoples' code which had typedefs for pointers to functions with arguments. I recall that it took me a while to get around to such a definition while trying to understand a numerical algorithm written in C a while ago. So, could you share your tips and though...
Nested defaultdict of defaultdict
Is there a way to make a defaultdict also be the default for the defaultdict? (i.e. infinite-level recursive defaultdict?)
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Change SVN repository URL
... repository probably won't change.
Note: svn relocate is not available before version 1.7 (thanks to ColinM for the info). In older versions you would use:
svn switch --relocate OLD NEW
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How to change the name of a Django app?
...e>'
Also if you have models, you will have to rename the model tables. For postgres use ALTER TABLE <oldAppName>_modelName RENAME TO <newAppName>_modelName. For mysql too I think it is the same (as mentioned by @null_radix)
(For Django >= 1.7) Update the django_migrations table to...
Django 1.7 - makemigrations not detecting changes
... been carried out. See the 'Adding migration to apps' in the documentation for more details.
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