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Explain the use of a bit vector for determining if all characters are unique
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Size. int has fixed size, usually 4 bytes which means 8*4=32 bits (flags). Bit vector usually can be of different size or you should specify the size in constructor.
API. With bit vectors you will have easier to read code, probably something like this:
vector.SetFlag(4, true); // s...
Value of type 'T' cannot be converted to
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– Fernando Gómez
May 30 '19 at 23:32
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How can I create a UIColor from a hex string?
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This is great except it doesn't do what the questioner asks, which is to convert a hex STRING into a UIColor. This converts an integer to a...
Why is early return slower than else?
...984281521812363]
>>> T(lambda : with_else()).repeat()
[0.36009842032996175, 0.28962249392031936, 0.2927151355828528]
>>> T(lambda : without_else(True)).repeat()
[0.31709728471076915, 0.3172671387005721, 0.3285821242644147]
>>> T(lambda : with_else(True)).repeat()
[0.309398...
What is the tilde (~) in the enum definition?
...op Vaidya
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answered Dec 22 '08 at 21:38
JimmyJimmy
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How to create ls in windows command prompt?
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answered Feb 20 '12 at 14:32
hmjdhmjd
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What is the difference between tinyint, smallint, mediumint, bigint and int in MySQL?
...8 to 127 0 to 255
smallint | 2 bytes -32768 to 32767 0 to 65535
mediumint | 3 bytes -8388608 to 8388607 0 to 16777215
int/integer | 4 bytes -2147483648 to 2147483647 0 to 4294967295
bigi...
“java.lang.OutOfMemoryError : unable to create new native Thread”
...utOfMemoryError : unable to create new native Thread " on 8GB RAM VM after 32k threads (ps -eLF| grep -c java)
13 Answers
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Generate an integer that is not among four billion given ones
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Assuming that "integer" means 32 bits: 10 MB of space is more than enough for you to count how many numbers there are in the input file with any given 16-bit prefix, for all possible 16-bit prefixes in one pass through the input file. At least one of the ...
How to view the Folder and Files in GAC?
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edited Mar 10 '14 at 20:32
Lars Truijens
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a...