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What is the difference between & and && in Java?
...= 4;
int b = 7;
System.out.println(a & b); // prints 4
//meaning in an 32 bit system
// 00000000 00000000 00000000 00000100
// 00000000 00000000 00000000 00000111
// ===================================
// 00000000 00000000 00000000 00000100
...
What algorithms compute directions from point A to point B on a map?
...ikstra's.
– Tordek
Oct 26 '10 at 22:32
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How to get box-shadow on left & right sides only
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deefourdeefour
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How to count lines in a document?
...ill output the number of lines in <filename>:
$ wc -l /dir/file.txt
3272485 /dir/file.txt
Or, to omit the <filename> from the result use wc -l < <filename>:
$ wc -l < /dir/file.txt
3272485
You can also pipe data to wc as well:
$ cat /dir/file.txt | wc -l
3272485
$ curl...
How do I check in SQLite whether a table exists?
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edited Jul 6 '17 at 0:32
answered Jan 11 '12 at 22:20
S...
Create aar file in Android Studio
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Scott BartaScott Barta
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How to adjust an UIButton's imageSize?
...Salavat Khanov
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answered May 14 '12 at 1:49
Tim CTim C
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Mongoose — Force collection name
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gandreadis
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answered Sep 23 '11 at 10:19
Thomas BlobaumThom...
how do I use the grep --include option for multiple file types?
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32
Using {html,php,htm} can only work as a brace expansion, which is a nonstandard (not POSIX-comp...
Converting BigDecimal to Integer
...the resulting "BigInteger" is too big to fit in an int, only the low-order 32 bits are returned. Note that this conversion can lose information about the overall magnitude and precision of this BigDecimal value as well as return a result with the opposite sign.
You can then either explicitly call ...