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Python nested functions variable scoping [duplicate]
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edited Oct 30 '14 at 5:16
answered Nov 7 '12 at 20:08
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Replace tabs with spaces in vim
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393
IIRC, something like:
set tabstop=2 shiftwidth=2 expandtab
should do the trick. If you alre...
Are default enum values in C the same for all compilers?
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James McNellisJames McNellis
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Check if value exists in Postgres array
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337
Simpler with the ANY construct:
SELECT value_variable = ANY ('{1,2,3}'::int[])
The right op...
What is the inverse function of zip in python? [duplicate]
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349
lst1, lst2 = zip(*zipped_list)
should give you the unzipped list.
*zipped_list unpacks the ...
扒了一下源码，ESP8285接入App Inventor有4种玩法，第3种最香 - AI 助手 - ...
...个芯片怎么接入App Inventor 2？我翻了MIT的源码和我们fun123的30多个扩展，把所有可行路径都摸了一遍。先说结论：不用开发新扩展，现有组件就能用。
ESP8285是什么？和ESP8266啥关系？
ESP8285是乐鑫(Espressif)出的WiFi芯片，本质上...
Understanding exactly when a data.table is a reference to (vs a copy of) another data.table
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143
Yes, it's subassignment in R using <- (or = or ->) that makes a copy of the whole object. ...
How can you speed up Eclipse?
...riteria which was working six years ago:
The "same" workspace in Indigo (3.7.2) SR2 loads in 4 seconds, in Kepler SR2 (4.3.2) in 7 seconds and in Luna (4.4.0) in 10 seconds. All are Java EE bundles. Newer versions have more bundled plugins, but still the trend is obvious. (by "same" workspace I me...
How do you detect where two line segments intersect? [closed]
...ntersect.
Credit: this method is the 2-dimensional specialization of the 3D line intersection algorithm from the article "Intersection of two lines in three-space" by Ronald Goldman, published in Graphics Gems, page 304. In three dimensions, the usual case is that the lines are skew (neither paral...
Get PostGIS version
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334
Since some of the functions depend on other libraries like GEOS and proj4 you might want to ge...