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Create list of single item repeated N times
...peat(0, 10)
repeat(0, 10) # Not a list!!!
The function itertools.repeat doesn't actually create the list, it just creates an object that can be used to create a list if you wish! Let's try that again, but converting to a list:
>>> timeit.timeit('list(itertools.repeat(0, 10))', 'import i...
Format floats with standard json module
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Note: This does not work in any recent version of Python.
Unfortunately, I believe you have to do this by monkey-patching (which, to my opinion, indicates a design defect in the standard library json package). E.g., this code:
import js...
Textarea onchange detection
How do I detect change event on textarea using javascript?
I'm trying to detect how many characters left is available as you type.
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.bashrc/.profile is not loaded on new tmux session (or window) — why?
When tmux starts or opens a new window, it does not load my .profile or .bashrc . I end up typing . ~/.bashrc every time. Is there a way to make this happen automatically?
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SVN Error - Not a working copy
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If you get a "not a working copy" when doing a recursive svn cleanup my guess is that you have a directory which should be a working copy (i.e. the .svn directory at the top level says so), but it is missing its own .svn directory. In that case, you could try to j...
The command rbenv install is missing
...both rbenv and ruby-build can be installed using apt-get (or aptitude):
sudo apt-get update
sudo apt-get install rbenv ruby-build
On FreeBSD ruby-build is available in the Ports Collection, it can be install both as a binary package or build from the port:
# Using pkgng rbenv will be installed
p...
Linux bash: Multiple variable assignment
Does exist in linux bash something similar to the following code in PHP:
5 Answers
5
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Convert data.frame column format from character to factor
...an.r-project.org/manuals.html
R Reference card: http://cran.r-project.org/doc/contrib/Short-refcard.pdf
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Is the Scala 2.8 collections library a case of “the longest suicide note in history”? [closed]
...map(f: Int => Int): BitSet (click here for more general type)
The docs would not lie in that case, because from a user perspective indeed map has the type (Int => Int) => BitSet. But map also has a more general type which can be inspected by clicking on another link.
We have not yet ...
Input type=password, don't let browser remember the password
...ing a blank. Is there an HTML attribute or some JavaScript trick that will do this?
14 Answers
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