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Calculating a directory's size using Python?
...ath.getsize(fp)
return total_size
print(get_size(), 'bytes')
And a oneliner for fun using os.listdir (Does not include sub-directories):
import os
sum(os.path.getsize(f) for f in os.listdir('.') if os.path.isfile(f))
Reference:
os.path.getsize - Gives the size in bytes
os.walk
os.path.i...
Uses for Optional
...Java 8 now for 6+ months or so, I'm pretty happy with the new API changes. One area I'm still not confident in is when to use Optional . I seem to swing between wanting to use it everywhere something may be null , and nowhere at all.
...
How to make good reproducible pandas examples
...bits the issue you are facing.
* Every rule has an exception, the obvious one is for performance issues (in which case definitely use %timeit and possibly %prun), where you should generate (consider using np.random.seed so we have the exact same frame): df = pd.DataFrame(np.random.randn(100000000,...
What is the list of valid @SuppressWarnings warning names in Java?
...: Is it possible to add types of warnings in eclipse? The problem is that one of our team members uses IntelliJ, and that IDE has other suppress warning types that give warnings in Eclipse :) In Eclipse Indigo you can set in the preferences: Ignore unused SuppressWarnings tokens, but that doesn't ...
Git log to get commits only for a specific branch
...your branch to another branch, so know your branches and then choose which one to compare to.
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Django optional url parameters
...
There are several approaches.
One is to use a non-capturing group in the regex: (?:/(?P<title>[a-zA-Z]+)/)?
Making a Regex Django URL Token Optional
Another, easier to follow way is to have multiple rules that matches your needs, all pointing to...
Code Wrap IntelliJ?
...; Virtual Space.
It doesn't have a shortcut by default, but you can assign one in the keymap.
AndroidStudio >= 1.4.1: the options are under File > Settings > Editor > General - under the Soft Wraps sub-group.
You can also right click the gutter (the vertical bar where line number is sh...
What's your most controversial programming opinion?
...gs that don't warrant them. Just because something is new, or because someone respected has an opinion, doesn't mean it fits all :)
EDIT:
Just to clarify - I don't think people should ignore best practices, valued opinions etc. Just that people shouldn't just blindly jump on something without thin...
How to find a Java Memory Leak
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Questioner here, I have got to say getting a tool that does not take 5 minutes to answer any click makes it a lot easier to find potential memory leaks.
Since people are suggesting several tools ( I only tried visual wm since I go...
What requirement was the tuple designed to solve?
...gether a set of otherwise unrelated values without creating a type in only one way:
void M(int foo, string bar, double blah)
Logically this is exactly the same as a method M that takes one argument which is a 3-tuple of int, string, double. But I hope you would not actually make:
class MArgumen...