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What are the differences between a UIView and a CALayer?
Both have most of the same attributes, both support different kind of animations, both represent different data.
What are the differences between a UIView and a CALayer?
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Groovy: what's the purpose of “def” in “def x = 0”?
In the following piece of code (taken from the Groovy Semantics Manual page ), why prefix the assignment with the keyword def ?
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Deleting elements from std::set while iterating
I need to go through a set and remove elements that meet a predefined criteria.
8 Answers
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Angularjs if-then-else construction in expression
Can I somehow use if-then-else construction (ternary-operator) in angularjs expression, for example I have function $scope.isExists(item) that has to return bool value.
I want something like this,
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How can I determine if a String is non-null and not only whitespace in Groovy?
Groovy adds the isAllWhitespace() method to Strings, which is great, but there doesn't seem to be a good way of determining if a String has something other than just white space in it.
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how to append a list object to another
in C++, I have two list<T> objects A and B and I want to add all the members of B to the end of A . I've searched a few different sources and haven't found a simple solution (e.i. A.append(B); ) and this surprises me a bit.
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Spring schemaLocation fails when there is no internet connection
I am using Spring and in application-context.xml I have the following definitions:
18 Answers
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figure of imshow() is too small
I'm trying to visualize a numpy array using imshow() since it's similar to imagesc() in Matlab.
4 Answers
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Making a mocked method return an argument that was passed to it
Consider a method signature like:
10 Answers
10
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Defining an abstract class without any abstract methods
Can I define an abstract class without adding an abstract method?
12 Answers
12
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