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Python function attributes - uses and abuses [closed]
...ith global variables. This is different, because once the value is set, it does not change; it is constant. A nice consequence of this is that you don't run into synchronization problems, which are inherent to global variables. Yes, you can provide your own synchronization, but that's the point: it'...
How to scale Docker containers in production
...ice enables scaling in the cluster.
Update 13
Strictly speaking Flocker does not "scale" applications, but it is designed to fufil a related function of making stateful containers (running databases services?) portable across multiple docker hosts:
https://clusterhq.com/
Update 14
A project to...
Regular Expressions: Is there an AND operator?
... you're checking for, it isn't necessary that it be in a lookahead, but it doesn't hurt.
In order to match a whole paragraph, you need to anchor the regex at both ends and add a final .* to consume the remaining characters. Using Perl-style notation, that would be:
/^(?=.*word1)(?=.*word2)(?=.*wo...
How can I install a .ipa file to my iPhone simulator
...esktop into your Simulator. You will see the install and the App opens and does not crash.
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Throwing exceptions from constructors
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According to @Naveen's answer, it seems that the memory does freed. But valgrind --leak-check=full ./a.out complains block lost: ERROR SUMMARY: 2 errors from 2 contexts
– Xiaofeng
Oct 27 '17 at 4:54
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Java generics - why is “extends T” allowed but not “implements T”?
...t understanding what you want the erasure generics to do for you that this doesn't provide.
– Tetsujin no Oni
May 5 '16 at 17:54
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How to create a zip archive of a directory in Python?
...use zipfile. The documentation tells you what functions are available, but doesn't really explain how you can use them to zip an entire directory. I think it's easiest to explain with some example code:
#!/usr/bin/env python
import os
import zipfile
def zipdir(path, ziph):
# ziph is zipfile ha...
How to create a CPU spike with a bash command
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One core (doesn't invoke external process):
while true; do true; done
Two cores:
while true; do /bin/true; done
The latter only makes both of mine go to ~50% though...
This one will make both go to 100%:
while true; do echo; do...
How to get a Fragment to remove itself, i.e. its equivalent of finish()?
...ill break in production because it depends upon too many things a fragment does not know.
– colintheshots
Apr 13 '15 at 19:00
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How to set commands output as a variable in a batch file
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It does work well, except if you need to use | in which case it doesn't work.
– Matt Vukomanovic
Jun 15 '18 at 7:45
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