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Should a return statement be inside or outside a lock?
... that in some place in my code I have the return statement inside the lock and sometime outside. Which one is the best?
9 A...
What are static factory methods?
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if i understand correct, can you add availableConnections.add(db) to method returnDbConnection(DbConnection db)?
– Haifeng Zhang
May 6 '14 at 17:19
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Why does Android use Java? [closed]
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Some points:
Java is a known language, developers know it and don't have to learn it
it's harder to shoot yourself with Java than with C/C++ code since it has no pointer arithmetic
it runs in a VM, so no need to recompile it for every phone out there and easy to secure
large number ...
Autoincrement VersionCode with gradle extra properties
I'm building an Android app with gradle. Until now I used the Manifest file to increase the versionCode, but I would like to read the versionCode from an external file and depending if it is the release flavor or the debug flavor increase the versionCode. I tried the extra properties, but you can't ...
Why check both isset() and !empty()
Is there a difference between isset and !empty . If I do this double boolean check, is it correct this way or redundant? and is there a shorter way to do the same thing?
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Warning - Build path specifies execution environment J2SE-1.4
...er you do [Alt][F5] to update maven config all such manual tweaks get lots and the warning comes back. See bugs.eclipse.org/bugs/show_bug.cgi?id=376619
– Jörg
Oct 31 '16 at 16:22
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How do I remove the old history from a git repository?
...e graft, it takes effect right away; you should be able to look at git log and see that the unwanted old commits have gone away:
$ echo 4a46bc886318679d8b15e05aea40b83ff6c3bd47 > .git/info/grafts
$ git log --decorate | tail --lines=11
commit cb3da2d4d8c3378919844b29e815bfd5fdc0210c
Author: Your ...
Convert a timedelta to days, hours and minutes
I've got a timedelta. I want the days, hours and minutes from that - either as a tuple or a dictionary... I'm not fussed.
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How to delete projects in IntelliJ 12?
...of the project you just deleted. So I am thinking there should be another (and really easy way) to delete a project.
10 Ans...
Jenkins on OS X: xcodebuild gives Code Sign error
...can do that interactively (safer) or by specifying the password on the command line (unsafe), e.g.:
security unlock-keychain -p mySecretPassword...
Obviously, putting this into a script compromises the security of that keychain, so often people setup an individual keychain with only the signing c...