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Mediator Vs Observer Object-Oriented Design Patterns
...-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically.
The Mediator pattern:
Define an object that encapsulates how a set of objects interact. Mediator promotes loose coupling by keeping objects from referring to each o...
Difference between an application server and a servlet container?
...ost of the JavaEE technologies on a servlet-container, but you have to install a standalone implementation of the particular technology.
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Are there any downsides to enabling git rerere?
...>.
Be careful to use it on specific paths; you don't want to blow away all of your recorded resolutions everywhere. (forget with no arguments has been deprecated to save you from doing this, unless you type git rerere forget . to explicitly request it.)
But if you don't think to do that, you cou...
How do I watch a file for changes?
... file you want to watch).
Otherwise, polling will probably be the only really platform-independent option.
Note: I haven't tried any of these solutions.
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Unicode, UTF, ASCII, ANSI format differences
...es per "code unit". This is the native format of strings in .NET, and generally in Windows and Java. Values outside the Basic Multilingual Plane (BMP) are encoded as surrogate pairs. These used to be relatively rarely used, but now many consumer applications will need to be aware of non-BMP characte...
Is there a way of having git show lines added, lines changed and lines removed?
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If all of your files are staged for commit, to see the --numstat go like this:
git diff --numstat HEAD~
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How to show and update echo on same line
...hat saves me from going to a new line each time I echo something.
-e will allow me to interpret backslash escape symbols.
Guess what escape symbol I want to use for this: \r. Yes, carriage return would send me back to the start and it will visually look like I am updating on the same line.
So the...
How to Execute SQL Server Stored Procedure in SQL Developer?
...ramater and still the same error. I don't think it's running procedure at all. The EXEC command isn't syntax highlighted, so I'm guessing Developer doesn't recognize it even though the connection is to a SQL Server database. But I can't find anything on the web to confirm/deny that.
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How do I typedef a function pointer with the C++11 using syntax?
...hank you. And I prefer seeing a pointer, as it is a function pointer after all.
– Pierre
Mar 31 at 7:34
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Speed comparison with Project Euler: C vs Python vs Erlang vs Haskell
... and the time changes to 11.1 seconds
in factorCount' you have needlessly called fromIntegral. A fix results in no change though (the compiler is smart, lucky for you).
You used mod where rem is faster and sufficient. This changes the time to 8.5 seconds.
factorCount' is constantly applying two extr...