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How to replace a character by a newline in Vim
...r foo:
\r == "carriage return" (CR / ^M)
\n == matches "line feed" (LF) on Linux/Mac, and CRLF on Windows
For bar:
\r == produces LF on Linux/Mac, CRLF on Windows
\n == "null byte" (NUL / ^@)
When editing files in linux (i.e. on a webserver) that were initially created in a windows environment and u...
“ValueError: zero length field name in format” error in Python 3.0,3.1,3.2
I'm trying learn Python (3 to be more specific) and I'm getting this error:
3 Answers
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Linux: compute a single hash for a given folder & contents?
...m
A snippet of human friendly output:
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... //clipped
...
/home/lab/linux-4.14-rc8/CREDITS
Base name : CREDITS
Level : 1
Type : regular file
Referent name :
File size ...
What is the theoretical maximum number of open TCP connections that a modern Linux box can have
Assuming infinite performance from hardware, can a Linux box support >65536 open TCP connections?
3 Answers
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Why does Python use 'magic methods'?
I've been playing around with Python recently, and one thing I'm finding a bit odd is the extensive use of 'magic methods', e.g. to make its length available, an object implements a method, def __len__(self) , and then it is called when you write len(obj) .
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What does Ruby have that Python doesn't, and vice versa?
There is a lot of discussions of Python vs Ruby, and I all find them completely unhelpful, because they all turn around why feature X sucks in language Y, or that claim language Y doesn't have X, although in fact it does. I also know exactly why I prefer Python, but that's also subjective, and would...
How to check if type of a variable is string?
Is there a way to check if the type of a variable in python is a string , like:
20 Answers
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What kinds of patterns could I enforce on the code to make it easier to translate to another program
...gramming language to another. The languages I am starting with are PHP and Python (Python to PHP should be easier to start with), but ideally I would be able to add other languages with (relative) ease. The plan is:
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Python's many ways of string formatting — are the older ones (going to be) deprecated?
Python has at least six ways of formatting a string:
5 Answers
5
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How do I lowercase a string in Python?
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How to convert string to lowercase in Python?
Is there any way to convert an entire user inputted string from uppercase, or even part uppercase to lowercase?
E.g. Kilometers --> kilometers
The canonical Pythonic way of doing this is
>>> 'Kilometers'....