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Java: random long number in 0
...roid 4.x) you need to use an external library (e.g. org.apache.commons.math3.random.RandomDataGenerator.getRandomGenerator().nextLong(0, n-1), see @mawaldne's answer), or implement your own nextLong(n).
According to https://docs.oracle.com/javase/1.5.0/docs/api/java/util/Random.html nextInt is impl...
Convert Iterator to ArrayList
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364
Better use a library like Guava:
import com.google.common.collect.Lists;
Iterator<Element...
Why is LINQ JOIN so much faster than linking with WHERE?
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3 Answers
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How do you get assembler output from C/C++ source in gcc?
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433
Use the -S option to gcc (or g++).
gcc -S helloworld.c
This will run the preprocessor (cpp) ...
Intermittent log4net RollingFileAppender locked file issue
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3 Answers
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'Best' practice for restful POST response
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137
Returning the whole object on an update would not seem very relevant, but I can hardly see why ...
How do I add 24 hours to a unix timestamp in php?
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303
You probably want to add one day rather than 24 hours. Not all days have 24 hours due to (amon...
Why does Haskell's “do nothing” function, id, consume tons of memory?
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135
We know the type of id,
id :: a -> a
And when we specialize this for id id, the left copy...
Create a pointer to two-dimensional array
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edited May 23 '17 at 12:34
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answered Jun 27 '09 at 13:37
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Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
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534
if [ ! -z "$var" ] && [ -e "$var" ]; then
# something ...
fi
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