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How to get VM arguments from inside of Java application?
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185
With this code you can get the JVM arguments:
import java.lang.management.ManagementFactory;
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Effect of a Bitwise Operator on a Boolean in Java
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123
The operators &, ^, and | are bitwise operators when the operands are primitive integral t...
Grepping a huge file (80GB) any way to speed it up?
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153
Here are a few options:
1) Prefix your grep command with LC_ALL=C to use the C locale instead...
Emulating a do-while loop in Bash
...loop
actions() {
check_if_file_present
# Do other stuff
}
actions #1st execution
while [ current_time <= $cutoff ]; do
actions # Loop execution
done
Or:
while : ; do
actions
[[ current_time <= $cutoff ]] || break
done
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Updating packages in Emacs
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165
In order to automatically update the list of packages, only if there is no package list alrea...
Normal arguments vs. keyword arguments
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10 Answers
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How to Replace dot (.) in a string in Java
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145
You need two backslashes before the dot, one to escape the slash so it gets through, and the o...
What specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
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148
Wall-clock time is the time that a clock on the wall (or a stopwatch in hand) would measure as...
Why must a nonlinear activation function be used in a backpropagation neural network? [closed]
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13 Answers
13
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What is causing ERROR: there is no unique constraint matching given keys for referenced table?
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edited Nov 5 '15 at 13:19
Vlastimil Ovčáčík
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