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How to divide flask app into multiple py files?
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You can use the usual Python package structure to divide your App into multiple modules, see the Flask docs.
However,
Flask uses a concept of blueprints for making application components and supporting common patterns within an application or...
Converting PKCS#12 certificate into PEM using OpenSSL
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If you can use Python, it is even easier if you have the pyopenssl module. Here it is:
from OpenSSL import crypto
# May require "" for empty password depending on version
with open("push.p12", "rb") as file:
p12 = crypto.load_pkcs12(...
Given a number, find the next higher number which has the exact same set of digits as the original n
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Here's a compact (but partly brute force) solution in Python
def findnext(ii): return min(v for v in (int("".join(x)) for x in
itertools.permutations(str(ii))) if v>ii)
In C++ you could make the permutations like this: https://stackoverflow.com/a/9243091/1149664 (It's ...
Shuffle two list at once with same order
...er because I need compare them in the end (it depends on order). I'm using python 2.7
6 Answers
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How to exit pdb and allow program to continue?
... For the extreme cases, nothing beats set_trace = lambda: None. Python org should add a command that just lets you get out of pdb.
– ErezO
Oct 28 '16 at 5:52
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URL Encoding using C#
...characters. Since UrlEncode does this up front, it is rather easy.
As for Linux versus windows, there are some characters that are acceptable in Linux that are not in Windows, but I would not worry about that, as the folder name can be returned by decoding the Url string, using UrlDecode, so you ca...
Difference between binary semaphore and mutex
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@warl0ck As per the man page of pthread_mutex_lock linux.die.net/man/3/pthread_mutex_lock : "If the mutex type is PTHREAD_MUTEX_ERRORCHECK, then error checking shall be provided....If a thread attempts to unlock a mutex that it has not locked or a mutex which is unlocked, an ...
How would I get a cron job to run every 30 minutes?
...r failure message.
Note: Mac OS X appears to use Vixie Cron, the same as Linux and the BSDs.
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Trying to fix line-endings with git filter-branch, but having no luck
I have been bitten by the Windows/Linux line-ending issue with git. It seems, via GitHub, MSysGit, and other sources, that the best solution is to have your local repos set to use linux-style line endings, but set core.autocrlf to true . Unfortunately, I didn't do this early enough, so now ever...
Get Image size WITHOUT loading image into memory
...ontents, PIL is probably an overkill.
I suggest parsing the output of the python magic module:
>>> t = magic.from_file('teste.png')
>>> t
'PNG image data, 782 x 602, 8-bit/color RGBA, non-interlaced'
>>> re.search('(\d+) x (\d+)', t).groups()
('782', '602')
This is a w...