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Objective-C: Reading a file line by line

...e text files in Objective-C? Let's say I need to read each line separately and want to treat each line as an NSString. What is the most efficient way of doing this? ...
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Difference between no-cache and must-revalidate

...st-Modified, the agent has nothing to use to validate what it has in cache and must download the whole payload again. So when the RFC says "revalidate" that probably means, re-fetch. – Luke Puplett Nov 13 '13 at 11:55 ...
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vertical divider between two columns in bootstrap

I am using twitter bootstrap, and have a row which has two columns (span6). How do I create a vertical divider between both the spans. ...
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django admin - add custom form fields that are not part of the model

... that based on these fields values I will build the long string expression and save it in the relevant model field. 5 Answe...
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Macro vs Function in C

I always saw examples and cases where using a macro is better than using function. 11 Answers ...
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Choosing between qplot() and ggplot() in ggplot2 [closed]

I'm starting to use the great ggplot2 package for plotting in R, and one of the first things I ask myself before each plot is "well, will I use qplot or ggplot ?" ...
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Fastest way to download a GitHub project

...frastructure that you're wrapped around? The whole multi-user file sharing and versioning universe that you are? Well screw all that, just give me the goodies." I mean, use that button, it's no problem, that's what it's there for, but it's for sure not the predominant use case of the site. ...
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App can't be opened because it is from an unidentified developer

I installed Mac OS X Mavericks (10.9) yesterday and since then I am not able to start my Eclipse. I am attaching a screenshot of the message I see. ...
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@RunWith(MockitoJUnitRunner.class) vs MockitoAnnotations.initMocks(this)

...e code below) You call the when method after doReturn, doThrow or doAnswer and pass a mock, but forget to provide the method that you are trying to stub. (Error 3 in the code below) If you don't have validation of framework usage, these mistakes are not reported until the following call to a Mock...
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Zooming MKMapView to fit annotation pins?

I am using MKMapView and have added a number of annotation pins to the map about a 5-10 kilometre area. When I run the application my map starts zoomed out to show the whole world, what is the best way to zoom the map so the pins fit the view? ...