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How to get the current loop index when using Iterator?
I am using an Iterator to iterate through a collection
and I want to get the current element's index.
12 Answers
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When does System.gc() do something?
... on lots of factors, like which JVM you're running on, which mode it's in, and which garbage collection algorithm it's using.
I wouldn't depend on it in your code. If the JVM is about to throw an OutOfMemoryError, calling System.gc() won't stop it, because the garbage collector will attempt to f...
How to switch a user per task or set of tasks?
...ng theme that's in my ansible playbooks is that I often must execute a command with sudo privileges ( sudo: yes ) because I'd like to do it for a certain user. Ideally I'd much rather use sudo to switch to that user and execute the commands normally. Because then I won't have to do my usual post com...
How can I use Python to get the system hostname?
...at program for a local network. I would like be able to identify computers and get the user-set computer name with Python.
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Padding within inputs breaks width 100%
...for IE box-sizing property depends on IE Document Mode, it works on "IE8 Standards mode" & higher. So it will work in IE8 browser version also if document mode is "IE8 Standards mode". Hope this helps
– Sanjeev
Jun 25 '14 at 8:44
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Error: free(): invalid next size (fast):
...rror I'm getting? I'm compiling C++ using g++ on Ubuntu 10.10. It pops up randomly when I run the executable (maybe 2 times in 8 hours, with 10 compiles an hour). However, if I make clean and recompile it goes away most of the time.
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AngularJS ng-class if-else expression
...name.length >= 10 ? 'col-md-6' : 'col-md-4')">
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</div>
And make sure it's readable by your colleagues :)
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How to check command line parameter in “.bat” file?
... I need to have a ".bat" file where I need to check if user enters any command-line parameter or not. If does then if the parameter equals to -b then I will do something otherwise I will flag "Invalid input". If user does not enter any command-line parameter then I will do something. I have crea...
Remove the bottom divider of an android ListView
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Just add
android:footerDividersEnabled="false"
to your ListView description
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Should sorting logic be placed in the model, the view, or the controller? [closed]
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(Note: this quote and citation is taken from @dasblinkenlight's answer, but we disagree on our interpretation of it. read his post and make up your own mind).
According to MVC description,
A controller can send commands to its associated ...