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What are “named tuples” in Python?
...rst='Bart', last='Simpson', grade='C')
A commenter asked:
In a large script or programme, where does one usually define a named tuple?
The types you create with namedtuple are basically classes you can create with easy shorthand. Treat them like classes. Define them on the module level, so t...
tag vs tag
...ute is required. In my experience, all
browsers will default to text/javascript if it is absent, but that
behaviour is not defined anywhere. While you can in theory leave it
out and assume it will be interpreted as JavaScript, it's invalid
HTML, so why not add it.
In HTML 5, the type at...
Best way to use Google's hosted jQuery, but fall back to my hosted library on Google fail
...
You can achieve it like this:
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js"></script>
<script>
window.jQuery || document.write('<script src="/path/to/your/jquery"><\/script>');
</script...
PowerShell says “execution of scripts is disabled on this system.”
I am trying to run a cmd file that calls a PowerShell script from cmd.exe , but I am getting this error:
32 Answers
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Difference in System. exit(0) , System.exit(-1), System.exit(1 ) in Java
... Please, always care for the exit code if your app can be used in a script. It is very annoying to have a tool failing silently in the middle of your script (or printing some stack trace and exiting with 0).
– Doncho Gunchev
Mar 14 '14 at 11:51
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Asking the user for input until they give a valid response
...ne most of the time, but if the user enters invalid data enough times, the script will terminate with a RuntimeError: maximum recursion depth exceeded. You may think "no fool would make 1000 mistakes in a row", but you're underestimating the ingenuity of fools!
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What's the best way to determine the location of the current PowerShell script?
Whenever I need to reference a common module or script, I like to use paths relative to the current script file. That way, my script can always find other scripts in the library.
...
What is the most “pythonic” way to iterate over a list in chunks?
I have a Python script which takes as input a list of integers, which I need to work with four integers at a time. Unfortunately, I don't have control of the input, or I'd have it passed in as a list of four-element tuples. Currently, I'm iterating over it this way:
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Converting Select results into Insert script - SQL Server [closed]
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+1 @marc_s I did a lot work generating such insert scripts unsing T-SQL generator scripts and now you tell me that there is a tool.
– bernd_k
Dec 24 '10 at 13:22
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Are list-comprehensions and functional functions faster than “for loops”?
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I wrote a simple script that test the speed and this is what I found out. Actually for loop was fastest in my case. That really suprised me, check out bellow (was calculating sum of squares).
from functools import reduce
import datetime
de...