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Does MySQL ignore null values on unique constraints?
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Yes, MySQL allows multiple NULLs in a column with a unique constraint.
CREATE TABLE table1 (x I...
How does Bluebird's util.toFastProperties function make an object's properties “fast”?
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+350
2017 update: First, for readers coming today - here is a version that works with Node 7 (4+):
function enforceFastProperties(o) {
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Where is Python's sys.path initialized from?
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"Initialized from the environment variable PYTHONPATH, plus an installation-dependent default"
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Difference between Array and List in scala
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edited Apr 26 '10 at 11:26
answered Apr 26 '10 at 11:17
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Creating stored procedure and SQLite?
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answered Jul 26 '10 at 13:28
h3xStreamh3xStream
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What is the difference between lock and Mutex?
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answered Sep 17 '10 at 12:31
Darin DimitrovDarin Dimitrov
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How to sort with lambda in Python
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+200
Use
a = sorted(a, key=lambda x: x.modified, reverse=True)
# ^^^^
On Python 2.x, the sorted function takes its argument...
fatal: Not a valid object name: 'master'
...wered Feb 6 '12 at 15:19
user229044♦user229044
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Why is git push gerrit HEAD:refs/for/master used instead of git push origin master
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answered May 5 '12 at 12:05
simontsimont
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using facebook sdk in Android studio
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NOTE
For Android Studio 0.5.5 and later, and with later versions of the Facebook SDK, this proc...