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Java: Detect duplicates in ArrayList?

...(cell); } if (set.size() < 6) { //has duplicate } } I'm not 100% sure of that for syntax, so it might be safer to write it as for (int i = 0; i < 6; i++) { Set set = new HashSet<Block>(); for (int j = 0; j < 6; j++) set.add(table[i][j]); ... Set.add returns a...
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Unix's 'ls' sort by name

... answered May 18 '09 at 15:19 EvertEvert 67.7k1616 gold badges8787 silver badges147147 bronze badges ...
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What is the difference between printf() and puts() in C?

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iPhone UIButton - image position

...uite simple [button sizeToFit]; button.titleEdgeInsets = UIEdgeInsetsMake(0, -button.imageView.frame.size.width, 0, button.imageView.frame.size.width); button.imageEdgeInsets = UIEdgeInsetsMake(0, button.titleLabel.frame.size.width, 0, -button.titleLabel.frame.size.width); ...
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How can I get list of values from dict?

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Windows XP or later Windows: How can I run a batch file in the background with no window displayed?

... answered Nov 18 '08 at 12:48 P DaddyP Daddy 26.2k77 gold badges6262 silver badges8787 bronze badges ...
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MySql : Grant read only options?

...-----------------------------------------------------------+ 1 row in set (0.00 sec) Changing 'not_leet' and 'localhost' to match the new user you want to add, along with the password, will result in a reusable GRANT statement to create a new user. Of, if you want a single operation to set up and...
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How come a non-const reference cannot bind to a temporary object?

... 100 From this Visual C++ blog article about rvalue references: ... C++ doesn't want you to acci...
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How to get the directory of the currently running file?

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Class JavaLaunchHelper is implemented in both … libinstrument.dylib. One of the two will be used. Wh

I upgraded to the latest Java 7u40 on MacOS X and started getting the following message on the console when launching my application using Eclipse. The app works fine but I would like to find out the cause of the problem and hopefully a fix for it. ...