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Why does running the Flask dev server run itself twice?
...n you call app.run().
See the restart_with_reloader() function code; your script is run again with subprocess.call().
If you set use_reloader to False you'll see the behaviour go away, but then you also lose the reloading functionality:
app.run(port=4004, debug=config.DEBUG, host='0.0.0.0', use_r...
How to see which flags -march=native will activate?
...s (an Intel Core2 and AMD Phenom), so I suggest also running the following script to be sure that all of these -mno-* flags can be safely stripped.
#!/bin/bash
gcc_cmd="gcc"
# Optionally supply path to gcc as first argument
if (($#)); then
gcc_cmd="$1"
fi
with_mno=$(
"${gcc_cmd}" -march=...
Proper use of the IDisposable interface
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community wiki
41 revs, 22 users 80%Ian Boyd
15
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Parsing JSON from XmlHttpRequest.responseJSON
I'm trying to parse a bit.ly JSON response in javascript.
5 Answers
5
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Get Base64 encode file-data from Input Form
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It's entirely possible in browser-side javascript.
The easy way:
The readAsDataURL() method might already encode it as base64 for you. You'll probably need to strip out the beginning stuff (up to the first ,), but that's no biggie. This would take all the fun out th...
Get unique values from a list in python [duplicate]
...
NOTE: Have in mind that more human-readable we get, more unperformant the script is.
import timeit
setup = "mylist = [u'nowplaying', u'PBS', u'PBS', u'nowplaying', u'job', u'debate', u'thenandnow']"
#10x to Michael for pointing out that we can get faster with set()
timeit.timeit('[x for x in myl...
What does JVM flag CMSClassUnloadingEnabled actually do?
...anguages like Groovy, that define classes at runtime. Every time you run a script, one (or more) new classes are created and they stay in PermGen forever. If you're running a server, that means you have a memory leak.
If you enable CMSClassUnloadingEnabled the GC will sweep PermGen, too, and remove...
Django connection to PostgreSQL: “Peer authentication failed”
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That is probably because your script is running under some other user than the one you are trying to connect with (myuser here). In this case, peer authentication will fail. Your solution with HOST: "localhost" works because you are not using peer auth an...
How to concatenate two MP4 files using FFmpeg?
...s/"P"/" file P"/g > mylist.txt which is even cooler than coding a batch script. Anyway, -c copy performs very quickly (which I was not aware of) and this is the real magic of this answer.
– Würgspaß
Oct 11 '18 at 18:17
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Do python projects need a MANIFEST.in, and what should be in it?
...ll the files you feel important for the program to run (modules, packages, scripts ...)
Clarify, if there are some files to add or some files to exclude. If neither is needed, then there is no need for using MANIFEST.in.
If MANIFEST.in is needed, create it. Usually, you add there tests*/*.py files, ...