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Can two Java methods have same name with different return types? [duplicate]
...ter types (so, they have different signature), then it is possible. It is called overloading.
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How to get the index of an item in a list in a single step?
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It seems like all he wants is the index. List<>.FindIndex(Predicate<>) is the best approach. Though the question title would insinuate otherwise, the OP's description is pretty clear he only needs the index "int theThingIActual...
What's the best three-way merge tool? [closed]
...ry smart algorithm for solving conflicts, regular expressions for automatically solving conflicts, integrate with ClearCase, SVN, Git, MS Visual Studio, editable merged file, compare directories
Its keyboard-navigation is great: ctrl-arrows to navigate the diffs, ctrl-1, 2, 3 to do the merging.
Al...
Changing overflow icon in the action bar
...sible to change the overflow icon in the action bar? I have blue icons for all ActionBar items and I also want to change the overflow icon when it appears.
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Ruby custom error classes: inheritance of the message attribute
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Given what the ruby core documentation of Exception, from which all other errors inherit, states about #message
Returns the result of invoking exception.to_s. Normally this returns
the exception’s message or name. By supplying a to_str method,
exceptions are agreeing to be used ...
Getting started with Haskell
...'ve done this by reading tutorials and watching screencasts, but nothing really seems to stick.
Now, in learning various imperative/OO languages (like C, Java, PHP), exercises have been a good way for me to go. But since I don't really know what Haskell is capable of and because there are many new c...
What exactly does the .join() method do?
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join takes an iterable thing as an argument. Usually it's a list. The problem in your case is that a string is itself iterable, giving out each character in turn. Your code breaks down to this:
"wlfgALGbXOahekxSs".join("595")
which acts the same as this:
"wlfgALGbXOah...
#import using angle brackets < > and quote marks “ ”
I'm wondering what decides whether you're allowed to use <Header.h> or "Header.h" when you're importing files in Objective-C. So far my observation has been that you use the quote marks "" for files in your project that you've got the implementation source to, and angle brackets <>...
SQL Server - where is “sys.functions”?
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I find UDFs are very handy and I use them all the time.
I'm not sure what Microsoft's rationale is for not including a sys.functions equivalent in SQL Server 2005 (or SQL Server 2008, as far as I can tell), but it's easy enough to roll your own:
CREATE VIEW my_sys_...
index.php not loading by default
I have just installed CentOS, Apache and PHP. When I visit my site http://example.com/myapp/ , it says "forbidden". By default it's not loading the index.php file.
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