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NoSQL (MongoDB) vs Lucene (or Solr) as your database
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This is a great question, something I have pondered over quite a bit. I will summarize my less...
Python: print a generator expression?
...for example:
>>> sorted(x*x for x in range(10))
[0, 1, 4, 9, 16, 25, 36, 49, 64, 81]
Basically all the other comprehensions available in Python 3 and Python 2.7 is just syntactic sugar around a generator expression. Set comprehensions:
>>> {x*x for x in range(10)}
{0, 1, 4, 81,...
Best data type to store money values in MySQL
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12 Answers
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parseInt(null, 24) === 23… wait, what?
... initialized and I stumbled upon this gem. The below happens for any radix 24 or above.
6 Answers
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Why use try {} finally {} with an empty try block?
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2 Answers
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Why is the shovel operator (
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264
Proof:
a = 'foo'
a.object_id #=> 2154889340
a << 'bar'
a.object_id #=> 2154889340...
Android webview & localStorage
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edited Apr 15 '12 at 14:36
Tim Cooper
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Set markers for individual points on a line in Matplotlib
... triangle_right marker
1 tri_down marker
2 tri_up marker
3 tri_left marker
4 tri_right marker
s square marker
p pentagon marker
* star marker
h ...
Histogram using gnuplot?
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226
yes, and its quick and simple though very hidden:
binwidth=5
bin(x,width)=width*floor(x/width...