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In Eclipse, what can cause Package Explorer “red-x” error-icon when all Java sources compile without
I'm using Eclipse for Java development. All my sources compile fine and the resulting application compiles fine. However, I keep getting an "red-x" error notification in the Package Explorer.
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Difference between a class and a module
I came from Java, and now I am working more with Ruby.
9 Answers
9
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Should flux stores, or actions (or both) touch external services?
Should the stores maintain their own state and have the ability to call network and data storage services in doing so ...in which case the actions are just dumb message passers,
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Why do I get a segmentation fault when writing to a “char *s” initialized with a string literal, but
The following code receives seg fault on line 2:
17 Answers
17
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Regular Expressions: Is there an AND operator?
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Use a non-consuming regular expression.
The typical (i.e. Perl/Java) notation is:
(?=expr)
This means "match expr but after that continue matching at the original match-point."
You can do as many of these as you want, and this will be ...
Can git undo a checkout of unstaged files
I accidentially discard my changes on files in my local working tree via git checkout. The files aren't staged at this time. Is it posible to "undo" this checkout?
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Concat scripts in order with Gulp
Say, for example, you are building a project on Backbone or whatever and you need to load scripts in a certain order, e.g. underscore.js needs to be loaded before backbone.js .
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What is the optimal algorithm for the game 2048?
...have recently stumbled upon the game 2048 . You merge similar tiles by moving them in any of the four directions to make "bigger" tiles. After each move, a new tile appears at random empty position with a value of either 2 or 4 . The game terminates when all the boxes are filled and there are no...
Double Negation in C++
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I think cast it explicitly with (bool) would be clearer, why use this tricky !!, because it is of less typing?
– Baiyan Huang
Mar 29 '10 at 3:39
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Why doesn't indexOf work on an array IE8?
The below function works fine on Opera, Firefox and Chrome. However, in IE8 it fails on the if ( allowed.indexOf(ext[1]) == -1) part.
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