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What is the difference between lock and Mutex?
...ore than unnamed mutex and it's across process in an operating system.
So now options are there, you need to choose the one fits best in your case.
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Elegant solution to duplicate, const and non-const, getters? [duplicate]
...d coupling (ooh-er!). But I will not attempt the syntax for doing so right now. Feel free to add.
Chances are that BigChunk needs to deference self, in which case the above order of definition isn't going to work very well, and some forward declarations will be needed to sort it out.
Also, in orde...
How do I put a variable inside a string?
... With the introduction of f-strings in Python 3.6, this can now be written as plot.savefig(f'hanning{num}.pdf'). I added an answer with this info.
– joelostblom
May 26 '17 at 15:30
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How can I build multiple submit buttons django form?
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It's an old question now, nevertheless I had the same issue and found a solution that works for me: I wrote MultiRedirectMixin.
from django.http import HttpResponseRedirect
class MultiRedirectMixin(object):
"""
A mixin that supports sub...
Why start an ArrayList with an initial capacity?
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If you know in advance what the size of the ArrayList is going to be, it is more efficient to specify the initial capacity. If you don't do this, the internal array will have to be repeatedly reallocated as the list grows.
The large...
Why should a function have only one exit-point? [closed]
...y a single exit point - you have a single path through the method and you know where to look for the exit. On the minus side if you use indentation to represent nesting, your code ends up massively indented to the right, and it becomes very difficult to follow all the nested scopes.
Another is that...
Change the font of a UIBarButtonItem
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Fantastic! My app is looking beautiful now (well, in my own way that is!! :P) Thank you
– Septronic
Nov 3 '15 at 23:29
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Create new tmux session from inside a tmux session
... Wed Jan 13 11:31:38 2016) [204x54]
New session from within tmux
We are now inside or better known as attached to our target session. If we try to create a new session while attached it will result in a nesting error.
$ tmux new -s bar
> sessions should be nested with care, unset $TMUX to fo...
How do I fix a merge conflict due to removal of a file in a branch?
...hen I try to merge it to master branch. There are 2 conflicts. I don't know how to resolve CONFLICT (delete/modify) . Can you please tell me what to do?
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Total memory used by Python process?
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I like it, thank you for @bayer. I get a specific process count tool, now.
# Megabyte.
$ ps aux | grep python | awk '{sum=sum+$6}; END {print sum/1024 " MB"}'
87.9492 MB
# Byte.
$ ps aux | grep python | awk '{sum=sum+$6}; END {print sum " KB"}'
90064 KB
Attach my process list.
$ ps aux | ...