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Techniques for Tracing Constraints
...s could not deduce x ~ y for some x and y . You can usually throw GHC a bone and simply add the isomorphism to the function constraints, but this is a bad idea for several reasons:
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Sort array of objects by object fields
How can I sort this array of objects by one of its fields, like name or count ?
19 Answers
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Why does the use of 'new' cause memory leaks?
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What is happening
When you write T t; you're creating an object of type T with automatic storage duration. It will get cleaned up automatically when it goes out of scope.
When you write new T() you're creating an object of type T with dynamic storage duration. It won't get cleaned ...
Regular Expression For Duplicate Words
I'm a regular expression newbie, and I can't quite figure out how to write a single regular expression that would "match" any duplicate consecutive words such as:
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Difference between single and double square brackets in Bash
I'm reading bash examples about if but some examples are written with single square brackets:
6 Answers
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How does the Comma Operator work
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It would be equal to b.
The comma operator has a lower precedence than assignment.
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Return multiple values to a method caller
I read the C++ version of this question but didn't really understand it.
27 Answers
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Sorting an array of objects by property values
I've got the following objects using AJAX and stored them in an array:
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How can I verify if one list is a subset of another?
I need to verify if a list is a subset of another - a boolean return is all I seek.
15 Answers
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Scala: Abstract types vs generics
I was reading A Tour of Scala: Abstract Types . When is it better to use abstract types?
4 Answers
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