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How to convert a negative number to positive?
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edited Oct 5 '10 at 23:28
answered Oct 4 '10 at 10:26
Rog...
Java: how can I split an ArrayList in multiple small ArrayLists?
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18 Answers
18
Active
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How do I join two lists in Java?
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In Java 8:
List<String> newList = Stream.concat(listOne.stream(), listTwo.stream())
.collect(Collectors.toList());
share...
What does -fPIC mean when building a shared library?
...e size of the global offset table. This option makes a difference on the m68k, PowerPC and SPARC. Position-independent code requires special support, and therefore works only on certain machines.
use this when building shared objects (*.so) on those mentioned architectures.
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What is the Java equivalent for LINQ? [closed]
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808
There is nothing like LINQ for Java.
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Edit
Now with Java 8 we are introduced to the Stre...
An efficient way to transpose a file in Bash
... }
print str
}
}' file
output
$ more file
0 1 2
3 4 5
6 7 8
9 10 11
$ ./shell.sh
0 3 6 9
1 4 7 10
2 5 8 11
Performance against Perl solution by Jonathan on a 10000 lines file
$ head -5 file
1 0 1 2
2 3 4 5
3 6 7 8
4 9 10 11
1 0 1 2
$ wc -l < file
10000
$ time perl test.pl ...
How to fix “containing working copy admin area is missing” in SVN?
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148
According to this: http://www.devcha.com/2008/03/svn-directory-svn-containing-working.html
Chec...
What is the difference between ~> and >= when specifying rubygem in Gemfile?
...ersion provided and use that until it reaches a maximum version. So ~>0.8.5 is semantically equivalent to:
gem "cucumber", ">=0.8.5", "<0.9.0"
The easy way to think about it is that you're okay with the last digit incrementing to some arbitrary value, but the ones preceding it in the stri...
Java 8 Streams: multiple filters vs. complex condition
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edited Jan 22 '18 at 14:48
answered Jun 5 '14 at 8:20
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PEP 8, why no spaces around '=' in keyword argument or a default parameter value?
Why does PEP 8 recommend not having spaces around = in a keyword argument or a default parameter value ?
6 Answers
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