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How do I write a bash script to restart a process if it dies?
I have a python script that'll be checking a queue and performing an action on each item:
8 Answers
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Global variables in Javascript across multiple files
A bunch of my JavaScript code is in an external file called helpers.js. Inside the HTML that calls this JavaScript code I find myself in need of knowing if a certain function from helpers.js has been called.
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How to delete migration files in Rails 3
...milar questions on here but as an update, is there a better way than doing script/destroy?
11 Answers
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How can I count the occurrences of a list item?
...at Counter is faster by a constant factor of approximately 2.
Here is the script I used:
from __future__ import print_function
import timeit
t1=timeit.Timer('Counter(l)', \
'import random;import string;from collections import Counter;n=1000;l=[random.choice(string.ascii_letters) f...
How to install a specific JDK on Mac OS X?
...t exist. Classes usually located here are instead included in classes.jar. Scripts that rely on the existence of tools.jar need to be rewritten accordingly.
It sucks!
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Are HTML comments inside script tags a best practice? [closed]
The following practice is fairly commonplace in the inline JavaScript I have to work with:
10 Answers
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Is JavaScript guaranteed to be single-threaded?
JavaScript is known to be single-threaded in all modern browser implementations, but is that specified in any standard or is it just by tradition? Is it totally safe to assume that JavaScript is always single-threaded?
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How to replace multiple strings in a file using PowerShell
I am writing a script for customising a configuration file. I want to replace multiple instances of strings within this file, and I tried using PowerShell to do the job.
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not None test in Python [duplicate]
...use there is one and only one instance of None present in a running Python script/program, is is the optimal test for this. As Johnsyweb points out, this is discussed in PEP 8 under "Programming Recommendations".
As for why this is preferred to
if not (val is None):
# ...
this is simply par...
Accessing class variables from a list comprehension in the class definition
...mpiled together with the rest of the python source code when the module or script was first loaded by the interpreter, and the compiler does not consider a class suite a valid scope. Any referenced variables in a list comprehension must look in the scope surrounding the class definition, recursively...