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Returning value from called function in a shell script
... In the second example, rather than assigning from $?, it is more idiomatic to write "if testlock; then ..."
– William Pursell
Jan 5 '12 at 16:25
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How to parse JSON in Java
...d = arr.getJSONObject(i).getString("post_id");
......
}
You may find more examples from: Parse JSON in Java
Downloadable jar: http://mvnrepository.com/artifact/org.json/json
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How do I check if the mouse is over an element in jQuery?
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@Arthur did right here, do you still need more info? stackoverflow.com/a/1670561/152640
– mothmonsterman
Feb 26 '13 at 14:51
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Google Play on Android 4.0 emulator
...-boot-anim
Then use the following commands:
# Remount in rw mode.
# NOTE: more recent system.img files are ext4, not yaffs2
adb shell mount -o remount,rw -t yaffs2 /dev/block/mtdblock0 /system
# Allow writing to app directory on system partition
adb shell chmod 777 /system/app
# Install following...
How do I choose between Semaphore and SemaphoreSlim?
...aphoreSlim is much faster. In what situations does the SemaphoreSlim make more sense over the Semaphore and vice versa?
5 ...
Get first key in a (possibly) associative array?
...ay without resetting the internal pointer. Check out the documentation for more info.
You can use reset and key:
reset($array);
$first_key = key($array);
It's essentially the same as your initial code, but with a little less overhead, and it's more obvious what is happening.
Just remember to ...
When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?
...consumers potentially causing deadlocks or connections to die so generally more threads are added to avoid this issue.
That being said Akka's remoting is rather new and probably still doesn't offer all the reliable message guarantees and QoS that traditional message queues provide (but that is cha...
Is there any way to prevent input type=“number” getting negative values?
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Here's a more reliable reference source.
– Álvaro González
Jun 10 '15 at 10:15
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Compare if BigDecimal is greater than zero
...n for compareTo actually specifies that it will return -1, 0 or 1, but the more general Comparable<T>.compareTo method only guarantees less than zero, zero, or greater than zero for the appropriate three cases - so I typically just stick to that comparison.
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