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Maximum single-sell profit
... , with buyDay ≤ sellDay , such that if we bought the stock on buyDay and sold it on sellDay , we would maximize our profit.
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How do I sort an NSMutableArray with custom objects in it?
... can't find any answers on the web. I have an NSMutableArray of objects, and let's say they are 'Person' objects. I want to sort the NSMutableArray by Person.birthDate which is an NSDate .
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NERDTree reload new files
...ened in NERDTree , the only way I can see the file added is if I quit vim and start it again .
4 Answers
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bash: mkvirtualenv: command not found
...erage the chance that virtualenvwrapper.sh is already in your shell's PATH and just issue a source `which virtualenvwrapper.sh`
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How do I make Git ignore file mode (chmod) changes?
...bit on. git-clone(1)
or git-init(1) probe the filesystem to see if it handles the
executable bit correctly and this variable is automatically
set as necessary.
A repository, however, may be on a filesystem that handles
the filemode correctly, and this variable is set to true wh...
Programmatically obtain the phone number of the Android phone
...n I programmatically get the phone number of the device that is running my android app?
17 Answers
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What does the comma operator , do?
...ression2)
First expression1 is evaluated, then expression2 is evaluated, and the value of expression2 is returned for the whole expression.
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javac option to compile all java files under a given directory recursively
...gest using some kind of build tool (Ant or Maven, Ant is already suggested and is easier to start with) or an IDE that handles the compilation (Eclipse uses incremental compilation with reconciling strategy, and you don't even have to care to press any "Compile" buttons).
Using Javac
If you need to ...
ITunes review URL and iOS 7 (ask user to rate our app) AppStore show a blank page
Does anybody knows if the technique used to ask the user to rate our app and open for him the App Store directly on the rating page is still working on iOS 7 ?
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Interpolating a string into a regex
...o}/
then the periods in your match text are treated as regexp wildcards, and "0.0.0.0" will match "0a0b0c0".
Note also that if you really just want to check for a substring match, you can simply do
if goo.include?(foo)
which doesn't require an additional quoting or worrying about special chara...