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How does tuple comparison work in Python?
...s. try: x = tuple([0 for _ in range(n)]) and do the same for y. Setting n=100, 1000, 10,000, and 100,000 and running %timeit x==y gave timing values of .5, 4.6, 43.9, and 443 microseconds respectively, which is about as close to O(n) as you can practically get.
– Michael Scot...
How do I update zsh to the latest version?
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If you're not using Homebrew, this is what I just did on MAC OS X Lion (10.7.5):
Get the latest version of the ZSH sourcecode
Untar the download into its own directory then install: ./configure && make && make test && sudo make install
This installs the the zsh binary at...
What's the best way to retry an AJAX request on failure using jQuery?
...always 1.
– user304602
Nov 3 '13 at 10:03
2
@MichaelBerkompas - does your plugin still work? It h...
Selecting multiple columns in a pandas dataframe
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10
ix accepts slice arguments, so you can also get columns. For example, df.ix[0:2, 0:2] gets the upper left 2x2 sub-array just like it does f...
How to disable mouse scroll wheel scaling with Google Maps API
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answered Feb 24 '10 at 22:50
Daniel VassalloDaniel Vassallo
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How do I create a copy of an object in PHP?
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106
The answers are commonly found in Java books.
cloning:
If you don't override clone method, t...
What does @: (at symbol colon) mean in a Makefile?
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Charlie MartinCharlie Martin
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How to Get a Layout Inflater Given a Context?
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answered Feb 6 '10 at 5:45
Dave WebbDave Webb
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How to rollback a specific migration?
I have the following migration file db\migrate\20100905201547_create_blocks.rb
14 Answers
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Git: Find the most recent common ancestor of two branches
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1056
You are looking for git merge-base. Usage:
$ git merge-base branch2 branch3
050dc022f3a65bdc...