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Ubuntu running `pip install` gives error 'The following required packages can not be built: * freety
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Julien Marrec
8,73733 gold badges3434 silver badges5353 bronze badges
answered Dec 12 '13 at 1:38
James MillsJames Mil...
Qt c++ aggregate 'std::stringstream ss' has incomplete type and cannot be defined
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edited May 23 '17 at 12:18
Community♦
111 silver badge
answered Aug 1 '12 at 1:50
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How do I get the backtrace for all the threads in GDB?
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answered Apr 10 '14 at 6:36
SharadSharad
2,52711 gold badge88 silver badges22 bronze badges
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How to replace a character with a newline in Emacs?
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433
M-x replace-string RET ; RET C-q C-j.
C-q for quoted-insert,
C-j is a newline.
Cheers!
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Multiline syntax for piping a heredoc; is this portable?
...ere-doc EOF2 ``` The above does not work.
– user1424739
Jun 1 '15 at 0:29
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Can I draw rectangle in XML?
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230
Yes you can and here is one I made earlier:
<?xml version="1.0" encoding="UTF-8"?>
<s...
java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState
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edited Jan 6 '13 at 23:35
answered Jan 6 '13 at 3:20
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Why is SSE scalar sqrt(x) slower than rsqrt(x) * x?
...lowed by a single Newton-Raphson step) that gives nearly full precision (~23 bits of accuracy, if I remember properly), and is still somewhat faster than sqrtss.
edit: If speed is critical, and you're really calling this in a loop for many values, you should be using the vectorized versions of thes...
CSS: How do I auto-resize an image to fit a 'div' container?
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31 Answers
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How do you clear Apache Maven's cache?
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234
Delete the artifacts (or the full local repo) from c:\Users\<username>\.m2\repository by ...