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Why does running the Flask dev server run itself twice?
I'm using Flask for developing a website and while in development I run flask using the following file:
6 Answers
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Why do people use __(double underscore) so much in C++
...`_') are often used in names of library functions (such as "_main" and "_exit"). In order to avoid collisions, do not begin an identifier with an underscore.
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Aren't Python strings immutable? Then why does a + “ ” + b work?
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It's even more convincing to try something like x = 'abc'; x[1] = 'x' in the Python repl
– xpmatteo
May 23 '17 at 6:11
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Where is my Django installation?
...lt;module 'django' from '/usr/local/lib/python2.6/dist-packages/django/__init__.pyc'>
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What is time_t ultimately a typedef to?
... typedef defined in the standard
header. ISO C defines
time_t as an arithmetic type, but does
not specify any particular type,
range, resolution, or encoding for it.
Also unspecified are the meanings of
arithmetic operations applied to time
values.
Unix and POSIX-compliant system...
Real world example about how to use property feature in python?
...calls, etc
# all results in an angle set in 'some_angle'
# It could also reference a cache, remote or otherwise,
# that holds the latest value for this angle
return some_angle
>>> f = PDB_Calculator()
>>> angle = f.protein_folding_angle
>>>...
setup.py examples?
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Complete walkthrough of writing setup.py scripts here. (with some examples)
If you'd like a real-world example, I could point you towards the setup.py scripts of a couple major projects. Django's is here, pyglet's is here. You can just browse the sou...
Python threading.timer - repeat function every 'n' seconds
...t too knowledgeable of how Python threads work and am having difficulties with the python timer.
12 Answers
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PowerShell Script to Find and Replace for all Files with a Specific Extension
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Here a first attempt at the top of my head.
$configFiles = Get-ChildItem . *.config -rec
foreach ($file in $configFiles)
{
(Get-Content $file.PSPath) |
Foreach-Object { $_ -replace "Dev", "Demo" } |
Set-Content $file.PSPath
}
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Is generator.next() visible in Python 3?
...g.__next__(). The reason for this is consistency: special methods like __init__() and __del__() all have double underscores (or "dunder" in the current vernacular), and .next() was one of the few exceptions to that rule. This was fixed in Python 3.0. [*]
But instead of calling g.__next__(), use nex...