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Java: is there a map function?
I need a map function. Is there something like this in Java already?
6 Answers
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How does collections.defaultdict work?
I've read the examples in python docs, but still can't figure out what this method means. Can somebody help? Here are two examples from the python docs
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How can I use map and receive an index as well in Scala?
Is there any List/Sequence built-in that behaves like map and provides the element's index as well?
8 Answers
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How can I view an old version of a file with Git?
Is there a command in Git to see (either dumped to stdout, or in $PAGER or $EDITOR ) a particular version of a particular file?
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How to get rid of Git submodules untracked status?
I can't seem to get rid of untracked content in Git's submodules. Running git status yields:
10 Answers
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What are the true benefits of ExpandoObject?
The ExpandoObject class being added to .NET 4 allows you to arbitrarily set properties onto an object at runtime.
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When 1 px border is added to div, Div size increases, Don't want to do that
On click I am adding, 1px border to div, so Div size increases by 2px X 2px.
I dont want to get div size increased. Is there any simple way to do so?
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What's the most efficient way to test two integer ranges for overlap?
Given two inclusive integer ranges [x1:x2] and [y1:y2], where x1 ≤ x2 and y1 ≤ y2, what is the most efficient way to test whether there is any overlap of the two ranges?
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vim - How to delete a large block of text without counting the lines?
In vim, I often find myself deleting (or copying) large blocks of text. One can count the lines of text and say (for example) 50dd to delete 50 lines.
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When is assembly faster than C?
One of the stated reasons for knowing assembler is that, on occasion, it can be employed to write code that will be more performant than writing that code in a higher-level language, C in particular. However, I've also heard it stated many times that although that's not entirely false, the cases wh...