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Why is \r a newline for Vim?
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157
From vim docs on patterns:
\r matches <CR>
\n matches an end-of-line -
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How do I draw a shadow under a UIView?
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16 Answers
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How can I make gdb save the command history?
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edited Aug 17 '17 at 3:44
community wiki
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parseInt(null, 24) === 23… wait, what?
..., there are no numerals it can convert, so it returns NaN. At 24, "n", the 14th letter, is added to the numeral system. At 31, "u", the 21st letter, is added and the entire string can be decoded. At 37 on there is no longer any valid numeral set that can be generated and NaN is returned.
js> par...
JavaScript exponents
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a**b // will rise a to the power b
Now it is already implemented in Edge14, Chrome52, and also it is available with traceur or babel.
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Is there type Long in SQLite?
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221
From the SQLite docs
INTEGER. The value is a signed integer, stored in 1, 2, 3, 4, 6, or 8 b...
How do I calculate a point on a circle’s circumference?
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edited Aug 22 '18 at 10:54
answered May 8 '09 at 14:03
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Google Authenticator implementation in Python
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153
I wanted to set a bounty on my question, but I have succeeded in creating solution. My problem...
Boolean operators && and ||
...an return a vector, like this:
((-2:2) >= 0) & ((-2:2) <= 0)
# [1] FALSE FALSE TRUE FALSE FALSE
The longer form evaluates left to right examining only the first element of each vector, so the above gives
((-2:2) >= 0) && ((-2:2) <= 0)
# [1] FALSE
As the help page says...