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Syntax for creating a two-dimensional array
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App Inventor 2 扩展 · App Inventor 2 中文网
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App Inventor 2 扩展
Initial Release 1.0 (Introduced as part of MIT App Inventor Release nb149)
DRAFT: September 27, 2015
Updated: June 9, 2017
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What are the correct version numbers for C#?
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How to randomize (or permute) a dataframe rowwise and columnwise?
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234
Given the R data.frame:
> df1
a b c
1 1 1 0
2 1 0 0
3 0 1 0
4 0 0 0
Shuffle row-wise:
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Ruby: Easiest Way to Filter Hash Keys?
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290
Edit to original answer: Even though this is answer (as of the time of this comment) is the se...
Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k
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UI Terminology: Logon vs Login [closed]
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286
Since you're looking for correctness,
login, logout, logon, and logoff are all nouns:
"Plea...
Numpy: Divide each row by a vector element
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answered Oct 26 '13 at 2:38
JoshAdelJoshAdel
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Can I zip more than two lists together in Scala?
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edited Nov 27 '18 at 8:48
codebox
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What is a non-capturing group in regular expressions?
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2412
Let me try to explain this with an example.
Consider the following text:
http://stackoverfl...