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Redefine tab as 4 spaces
... help here too) Also, 8-char-wide tabs is "the standard" -- your terminal, Python, and many other tools default to 8-char-wide-tabs.
– Laurence Gonsalves
Jan 16 '19 at 21:04
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Tricks to manage the available memory in an R session
...nguage where development incorporates a REPL and a file being edited (i.e. Python). rm(ls=list()) and source() works too, but re-opening is better (packages cleared too).
– Vince
Jun 15 '10 at 5:31
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Maximum single-sell profit
...(1) space.
Hope this helps!
EDIT: If you're interested, I've coded up a Python version of these four algorithms so that you can play around with them and judge their relative performances. Here's the code:
# Four different algorithms for solving the maximum single-sell profit problem,
# each of ...
Get class name of django model
...g for; as for the other give me the parent class.
– ppython
Oct 16 '17 at 13:54
If you want something more implicit th...
Why can't static methods be abstract in Java?
... used intuitively as this very question demonstrates. See "classmethod" in Python.
– Alexander Ljungberg
May 15 '10 at 1:01
12
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VIM Disable Automatic Newline At End Of File
...hp file, no matter what Vim does.
And now, the script itself:
#!/usr/bin/python
# a filter that strips newline from last line of its stdin
# if the last line is empty, leave it as-is, to make the operation idempotent
# inspired by: https://stackoverflow.com/questions/1654021/how-can-i-delete-a-ne...
The static keyword and its various uses in C++
The keyword static is one which has several meanings in C++ that I find very confusing and I can never bend my mind around how its actually supposed to work.
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Skip Git commit hooks
I'm looking at a git hook which looks for print statements in Python code. If a print statement is found, it prevents the git commit.
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Character Limit in HTML
...n. That's why it's far better to check it on the server side, with a PHP / Python / whatever script.
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Double not (!!) operator in PHP
...alue the language assigns to the result of any expression. For example, in Python:
>>> not not []
False
>>> not not [False]
True
It can be convenient in places where you want to reduce a complex value down to something like "is there a value at all?".
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