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Java synchronized static methods: lock on object or class
...Since a static method has no associated object, will the synchronized keyword lock on the class, instead of the object?
Yes. :)
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Recommended way to get hostname in Java
Which of the following is the best and most portable way to get the hostname of the current computer in Java?
11 Answers
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Getting back old copy paste behaviour in tmux, with mouse
...is what I used to do in tmux to copy-paste (using the mouse, the keyboard works differently and it is not what I am interested about):
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What is 'Context' on Android?
...ndroid programming, what exactly is a Context class and what is it used for?
30 Answers
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PowerShell says “execution of scripts is disabled on this system.”
...le that calls a PowerShell script from cmd.exe , but I am getting this error:
32 Answers
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Prevent errors from breaking / crashing gulp watch
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Your swallowError function should look like this:
function swallowError (error) {
// If you want details of the error in the console
console.log(error.toString())
this.emit('end')
}
I think you have to bind this function on the e...
How to remove unreferenced blobs from my git repo
...n something like these first, oh dear, git is complicated!!
git remote rm origin
rm -rf .git/refs/original/ .git/refs/remotes/ .git/*_HEAD .git/logs/
git for-each-ref --format="%(refname)" refs/original/ | xargs -n1 --no-run-if-empty git update-ref -d
You might also need to remove some tags, than...
mongo - couldn't connect to server 127.0.0.1:27017
...rom riak and redis where I never had an issue with this services starting, or to interact.
38 Answers
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When to use in vs ref vs out
Someone asked me the other day when they should use the parameter keyword out instead of ref . While I (I think) understand the difference between the ref and out keywords (that has been asked before ) and the best explanation seems to be that ref == in and out , what are some (hypothet...
How to maintain a Unique List in Java?
...o from the JAVADoc:
A collection that contains no duplicate elements. More formally, sets contain no pair of elements e1 and e2 such that e1.equals(e2), and at most one null element. As implied by its name, this interface models the mathematical set abstraction.
Note: Great care must be exe...