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HashMap and int as key
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You can't use a primitive because HashMap use object internally for the key. So you can only use an object that inherits from Object (that is any object).
That is the function put() in HashMap and as you can see it uses Object for K:
public V ...
multiple packages in context:component-scan, spring config
...O, which is not in the packages mentioned above, perhaps you forgot to add it:
<context:component-scan base-package="x.y.z.service, x.y.z.controller, x.y.z.dao" />
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@RequestParam in Spring MVC handling optional parameters
Is it possible for a Spring controller to handle both kind of requests?
3 Answers
3
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Good reasons NOT to use a relational database?
...abases? In my opinion, most applications rarely use the full power of SQL--it would be interesting to see how to build an SQL-free application.
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How to check if there exists a process with a given pid in Python?
...rce other than from os.getpid() and I need to check to see if a process with that pid doesn't exist on the machine.
12 A...
Replacements for switch statement in Python?
I want to write a function in Python that returns different fixed values based on the value of an input index.
44 Answers...
Load different colorscheme when using vimdiff
...ff
colorscheme some_other_scheme
endif
If you're using vimdiff from within vim, you'd either have to override the commands you use to start/stop it (e.g. diffthis, diffoff) using :cnoreabbr (there's also a plugin) or use an autocommand:
au FilterWritePre * if &diff | colorscheme xyz | en...
Determine function name from within that function (without using traceback)
In Python, without using the traceback module, is there a way to determine a function's name from within that function?
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Looping through array and removing items, without breaking for loop
I have the following for loop, and when I use splice() to remove an item, I then get that 'seconds' is undefined. I could check if it's undefined, but I feel there's probably a more elegant way to do this. The desire is to simply delete an item and keep on going.
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Visual Studio: Multiple post-build commands?
Visual Studio 2008 lets me declare a command and attach it to the post-build event for a project. Like a lot of developers, I use it regularly to xcopy files to the application output directory.
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