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Different types of thread-safe Sets in Java
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answered Jul 16 '11 at 22:27
Paŭlo EbermannPaŭlo Ebermann
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Longest line in a file
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275
Using wc (GNU coreutils) 7.4:
wc -L filename
gives:
101 filename
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How do I add a ToolTip to a control?
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Uwe Keim
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answered Aug 27 '09 at 7:59
Svetlozar Ange...
iOS 7.0 No code signing identities found
...red Oct 5 '13 at 12:23
Rajneesh071Rajneesh071
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Why is 1/1/1970 the “epoch time”?
...e epoch) had to be set in the very recent past. As this was in the early 1970s, the epoch was set to 1971-1-1.
Later, the system time was changed to increment every second, which increased the span of time that could be represented by a 32-bit unsigned integer to around 136 years. As it was no long...
Drawing an SVG file on a HTML5 canvas
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answered Sep 22 '10 at 13:47
Simon SarrisSimon Sarris
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Why is TypedReference behind the scenes? It's so fast and safe… almost magical!
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answered Jan 23 '11 at 13:07
Mehrdad AfshariMehrdad Afshari
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What is the correct answer for cout
...(std::cout, a++) or after. So the result of the above is undefined.
C++17 update
In C++17 the rules have been updated. In particular:
In a shift operator expression E1<<E2 and E1>>E2, every value computation and side-effect of E1 is sequenced before every value computation and si...
What would cause an algorithm to have O(log log n) complexity?
... this by 2 until we get down to 1? If we do this, we get
65,536 / 2 = 32,768
32,768 / 2 = 16,384
16,384 / 2 = 8,192
8,192 / 2 = 4,096
4,096 / 2 = 2,048
2,048 / 2 = 1,024
1,024 / 2 = 512
512 / 2 = 256
256 / 2 = 128
128 / 2 = 64
64 / 2 = 32
32 / 2 = 16
16 / 2 = 8
8 / 2 = 4
4 / 2 = 2
2 / 2 = 1
This ...