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How do I instantiate a Queue object in java?
..., ConcurrentLinkedQueue, DelayQueue, LinkedBlockingQueue, LinkedList, PriorityBlockingQueue, PriorityQueue, or SynchronousQueue.
An alternative is to write your own class which implements the necessary Queue interface. It is not needed except in those rare cases where you wish to do something spec...
Uninstall Node.JS using Linux command line?
...re/man/man1/node.1
Now the only thing I don't know about is npm and what it has installed. If you install npm again into a custom path that starts off empty, then you can see what it adds and then you will be able to make a list for npm similar to the above list I made for node.
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Google Guava isNullOrEmpty for collections
I see that Guava has isNullOrEmpty utility method for Strings
7 Answers
7
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How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
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This is a function of udev (specifically its configuration in /lib/udev/rules.d/??-persistent-serial.rules), which was introduced in 2.5.
– ergosys
Aug 14 '13 at 4:16
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“implements Runnable” vs “extends Thread” in Java
From what time I've spent with threads in Java, I've found these two ways to write threads:
42 Answers
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Is there any way to ignore INSTALL_FAILED_VERSION_DOWNGRADE on application install with the Android
It seems like the most recent Android 4.2 has introduced this error condition on installation when one attempts to install an APK with a lower version. In prior versions of Android, one would be able to install older APK's simply via adb install -r <link to APK> . For debugging purposes, I f...
CSS Selector “(A or B) and C”?
This should be simple, but I'm having trouble finding the search terms for it.
Let's say I have this:
4 Answers
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Make a Bash alias that takes a parameter?
...be called just like an alias. For example:
myfunction() {
#do things with parameters like $1 such as
mv "$1" "$1.bak"
cp "$2" "$1"
}
myfunction old.conf new.conf #calls `myfunction`
By the way, Bash functions defined in your .bashrc and other files are available as commands within y...
Custom fonts and XML layouts (Android)
..." in the assets folder.
UPDATE 8/1/13
There are serious memory concerns with this method. See chedabob's comment below.
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How to add border radius on table row
...10px; }
Be sure to provide all the vendor prefixes. Here's an example of it in action.
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