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What is the standard exception to throw in Java for not supported/implemented operations?
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java.lang.UnsupportedOperationException
Thrown to indicate that the requested operation is not supported.
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Exit a Script On Error
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Are you looking for exit?
This is the best bash guide around.
http://tldp.org/LDP/abs/html/
In context:
if jarsigner -verbose -keystore $keyst -keystore $pass $jar_file $kalias
then
echo $jar_file signed sucessfully
else
echo ERROR...
How to get the ThreadPoolExecutor to increase threads to max before queueing?
I've been frustrated for some time with the default behavior of ThreadPoolExecutor which backs the ExecutorService thread-pools that so many of us use. To quote from the Javadocs:
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How to resolve “Waiting for Debugger” message?
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This was missing I added it - and the behavior remained the same- it does not work
– Abhi
Dec 7 '10 at 11:09
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What is the benefit of using $() instead of backticks in shell scripts?
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The major one is the ability to nest them, commands within commands, without losing your sanity trying to figure out if some form of escaping will work on the backticks.
An example, though somewhat contrived:
deps=$(find /dir -nam...
.gitignore file, where should I put it in my xcode project?
I want git to ignore my UserInterfaceState.xcuserstate file in my XCode4 project, but where should I put the .gitignore file?, is it inside the .git folder? or out? The .git is in same folder with the ProjectName.xcodeproj file
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What are the recommendations for html tag?
I've never seen <base> HTML tag actually used anywhere before. Are there pitfalls to its use that means I should avoid it?
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Targeting position:sticky elements that are currently in a 'stuck' state
position: sticky works on some mobile browsers now, so you can make a menu bar scroll with the page but then stick to the top of the viewport whenever the user scrolls past it.
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Converting from a string to boolean in Python?
... expect to accept as representing true, so you can do this:
s == 'True'
Or to checks against a whole bunch of values:
s.lower() in ['true', '1', 't', 'y', 'yes', 'yeah', 'yup', 'certainly', 'uh-huh']
Be cautious when using the following:
>>> bool("foo")
True
>>> bool("")
Fal...
Difference between SurfaceView and View?
When is it necessary, or better to use a SurfaceView instead of a View ?
7 Answers
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