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How to maintain a Unique List in Java?
... 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 exercised if mutable objects are used as set elements...
Activity restart on rotation Android
In my Android application, when I rotate the device (slide out the keyboard) then my Activity is restarted ( onCreate is called). Now, this is probably how it's supposed to be, but I do a lot of initial setting up in the onCreate method, so I need either:
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CSS table-cell equal width
...therwise it'll be 100% as usual.
The trick is to use table-layout: fixed; and some width on each cell to trigger it, here 2%. That will trigger the other table algorightm, the one where browsers try very hard to respect the dimensions indicated.
Please test with Chrome (and IE8- if needed). It's OK...
Multiple simultaneous downloads using Wget?
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Don't forget -s to specify the number of splits, and -k to specify the minimum size per split segment - otherwise you might never reach the -x max connections.
– Bob
Mar 11 '14 at 13:16
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What is the most efficient way to store a list in the Django models?
...ed as a one-to-many foreign key relationship to a Friends table? I understand that myFriends are just strings but I would think that a better design would be to create a Friend model and have MyClass contain a foreign key realtionship to the resulting table.
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How do I make my string comparison case insensitive?
...ase(s2): (see javadoc)
You can also convert them both to upper/lower case and use s1.equals(s2)
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Why is String.chars() a stream of ints in Java 8?
...d, the design decision behind this was to prevent the explosion of methods and classes.
Still, personally I think this was a very bad decision, and there should, given they do not want to make CharStream, which is reasonable, different methods instead of chars(), I would think of:
Stream<Chara...
node.js shell command execution
...ng to grasp the finer points of how I can run a linux or windows shell command and capture output within node.js; ultimately, I want to do something like this...
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How to access full source of old commit in BitBucket?
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I understand you want to download an older version via the BitBucket web interface without using a Mercurial/Git client.
Check this related question. On the comments, someone says that there is no way to do that. Fortunately, that's ...
Log4net does not write the log in the log file
... answered Sep 1 '10 at 21:15
Andreas PaulssonAndreas Paulsson
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