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How to programmatically get iOS status bar height
... network connection) at the top of the iPhone/iPad is 20 pixels for non-retina screens and 40 pixels for retina screens, but to future proof my app I would like to be able to determine this without hard coding values. Is it possible to figure out the height of the status bar programmatically?
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Get list of a class' instance methods
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You actually want TestClass.instance_methods, unless you're interested in what TestClass itself can do.
class TestClass
def method1
end
def method2
end
def method3
end
end
TestClass.methods.grep(/method1/) # => []
TestClass.instance_m...
JavaScript - Get minutes between two dates
...es, how can I use JavaScript to get the difference between the two dates in minutes?
10 Answers
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How to detect a loop in a linked list?
Say you have a linked list structure in Java. It's made up of Nodes:
25 Answers
25
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In Vim/Vi, how do you move the cursor to the end of the previous word?
In Vim's normal mode:
4 Answers
4
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Update date + one year in mysql
When I want setting numerical value +1 in mysql table, I use e.g.:
3 Answers
3
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How to generate .NET 4.0 classes from xsd?
...the options to generate .NET 4.0 c# classes (entities) from an xsd file, using Visual Studio 2010?
10 Answers
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Conditional import of modules in Python
In my program I want to import simplejson or json based on whether the OS the user is on is Windows or Linux. I take the OS name as input from the user. Now, is it correct to do the following?
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Func vs. Action vs. Predicate [duplicate]
...value (use Func) or not (use Action).
Func is probably most commonly used in LINQ - for example in projections:
list.Select(x => x.SomeProperty)
or filtering:
list.Where(x => x.SomeValue == someOtherValue)
or key selection:
list.Join(otherList, x => x.FirstKey, y => y.SecondKe...
How is the AND/OR operator represented as in Regular Expressions?
I'm currently programming a vocabulary algorithm that checks if a user has typed in the word correctly. I have the following situation:
The correct solution for the word would be "part1, part2".
The user should be able to enter either "part1" (answer 1), "part2" (answer 2) or "part1, part2" (answer ...