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Django: How to completely uninstall a Django app?
...rom the app.
(optional) I would also remove any stale content types.
Like so.
from django.contrib.contenttypes.models import ContentType
for c in ContentType.objects.all():
if not c.model_class():
print "deleting %s"%c # print(f"deleting {c}") # for Python 3.6+
c.delete()
...
How to implement an STL-style iterator and avoid common pitfalls?
...ound for an example implementation of an iterator but I didn't find any. I know about the need for const overloads of [] and * operators. What are the requirements for an iterator to be "STL-style" and what are some other pitfalls to avoid (if any)?
...
abort: no username supplied (see “hg help config”)
...
Silly me! Kept forgettin the [ui] tag!
– vanguard69
Feb 9 '15 at 10:37
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How to reset Django admin password?
... edited Apr 18 '19 at 15:07
Rik Schoonbeek
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answered Jun 15 '11 at 13:07
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How do I pass multiple attributes into an Angular.js attribute directive?
...;div example-directive example-number="99" example-function="exampleCallback()"></div>
Directive:
app.directive('exampleDirective ', function () {
return {
restrict: 'A', // 'A' is the default, so you could remove this line
scope: {
callback : '&exam...
Using an ORM or plain SQL? [closed]
...iting plain SQL, primarily for MySQL. Though I have used ORMs in python like SQLAlchemy , I didn't stick with them for long. Usually it was either the documentation or complexity (from my point of view) holding me back.
...
py2exe - generate single executable file
...xe file with no dependencies; use the --onefile option. It does this by packing all the needed shared libs into the executable, and unpacking them before it runs, just as you describe (EDIT: py2exe also has this feature, see minty's answer)
I use the version of PyInstaller from svn, since the lates...
Call a function with argument list in python
... python, but can't find the right syntax. What I want to do is something like this:
6 Answers
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IN vs OR in the SQL WHERE Clause
...
I assume you want to know the performance difference between the following:
WHERE foo IN ('a', 'b', 'c')
WHERE foo = 'a' OR foo = 'b' OR foo = 'c'
According to the manual for MySQL if the values are constant IN sorts the list and then uses a b...
Automatic counter in Ruby for each?
...nt to "each" (for example, if you want to map with an index or something like that) you can concatenate enumerators with the each_with_index method, or simply use with_index:
blahs.each_with_index.map { |blah, index| something(blah, index)}
blahs.map.with_index { |blah, index| something(blah, inde...