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What's the idiomatic syntax for prepending to a short python list?
...eally only efficient for rather short lists, as you ask.
Here's a snippet from the CPython source where this is implemented - and as you can see, we start at the end of the array and move everything down by one for every insertion:
for (i = n; --i >= where; )
items[i+1] = items[i];
If you...
Finding the mode of a list
...unter supplied in the collections package which has a mode-esque function
from collections import Counter
data = Counter(your_list_in_here)
data.most_common() # Returns all unique items and their counts
data.most_common(1) # Returns the highest occurring item
Note: Counter is new in python 2.7...
What are file descriptors, explained in simple terms?
...iptors, if you open lots of files at once. Which will prevent *nix systems from running, since they open descriptors to stuff in /proc all the time.
– Spencer Rathbun
May 10 '12 at 12:51
...
Skip Git commit hooks
...
Maybe (from git commit man page):
git commit --no-verify
-n
--no-verify
This option bypasses the pre-commit and commit-msg hooks. See also githooks(5).
As commented by Blaise, -n can have a different role for certain comm...
Why can I use auto on a private type?
... name has nothing to do with the type, add public: typedef Bar return_type_from_Baz; to the class Foo in the question. Now the type can be identified by a public name, despite being defined in a private section of the class.
– Steve Jessop
Nov 23 '12 at 16:36
...
git produces Gtk-WARNING: cannot open display
...nks.. that worked for me! I was getting similar error when trying to clone from bitbucket to linux machine.
– Blesson Jose
Feb 11 '16 at 0:57
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Git - Difference Between 'assume-unchanged' and 'skip-worktree'
...et --hard or the like), it will pretend it has not been, using the version from the index instead. This persists until the index is discarded.
There is a good summary of the ramifications of this difference and the typical use cases here: http://fallengamer.livejournal.com/93321.html .
From that a...
How to beautify JSON in Python?
...
From the command-line:
echo '{"one":1,"two":2}' | python -mjson.tool
which outputs:
{
"one": 1,
"two": 2
}
Programmtically, the Python manual describes pretty-printing JSON:
>>> import json
>>&g...
How to read/write from/to file using Go?
...ve been trying to learn Go on my own, but I've been stumped on trying read from and write to ordinary files.
8 Answers
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What's the difference between git clone --mirror and git clone --bare
...ans everything: remote-tracking branches, notes, refs/originals/* (backups from filter-branch). The cloned repo has it all. It's also set up so that a remote update will re-fetch everything from the origin (overwriting the copied refs). The idea is really to mirror the repository, to have a total co...