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Why is super.super.method(); not allowed in Java?
I read this question and thought that would easily be solved (not that it isn't solvable without) if one could write:
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What is the Swift equivalent to Objective-C's “@synchronized”?
I've searched the Swift book, but can't find the Swift version of @synchronized. How do I do mutual exclusion in Swift?
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Timeout a command in bash without unnecessary delay
This answer to Command line command to auto-kill a command after a certain amount of time
23 Answers
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What is the difference between float and double?
I've read about the difference between double precision and single precision. However, in most cases, float and double seem to be interchangeable, i.e. using one or the other does not seem to affect the results. Is this really the case? When are floats and doubles interchangeable? What are the d...
How do pointer to pointers work in C?
How do pointers to pointers work in C?
When would you use them?
14 Answers
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How to specify function types for void (not Void) methods in Java8?
I'm playing around with Java 8 to find out how functions as first class citizens. I have the following snippet:
4 Answers
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How can I convert spaces to tabs in Vim or Linux?
I've looked over several questions on Stack Overflow for how to convert spaces to tabs without finding what I need. There seem to be more questions about how to convert tabs to spaces, but I'm trying to do the opposite.
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How to count TRUE values in a logical vector
In R, what is the most efficient/idiomatic way to count the number of TRUE values in a logical vector? I can think of two ways:
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Generic method multiple (OR) type constraint
Reading this , I learned it was possible to allow a method to accept parameters of multiple types by making it a generic method. In the example, the following code is used with a type constraint to ensure "U" is an IEnumerable<T> .
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Syntax for a single-line Bash infinite while loop
I am having trouble coming up with the right combination of semicolons and/or braces. I'd like to do this, but as a one-liner from the command line:
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