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How to efficiently build a tree from a flat structure?
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18 Answers
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arrayfun can be significantly slower than an explicit loop in matlab. Why?
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101
You can get the idea by running other versions of your code. Consider explicitly writing out t...
Calling shell functions with xargs
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175
Exporting the function should do it (untested):
export -f echo_var
seq -f "n%04g" 1 100 | xar...
Rails mapping array of hashes onto single hash
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163
You could compose Enumerable#reduce and Hash#merge to accomplish what you want.
input = [{"te...
Linux error while loading shared libraries: cannot open shared object file: No such file or director
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18 Answers
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Lombok is not generating getter and setter
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When starting with a fresh eclipse installation you, in fact, need to "install" Lombok before ...
Listing each branch and its last revision's date in Git
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11 Answers
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in javascript, how can i get the last character in a string [duplicate]
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183
Since in Javascript a string is a char array, you can access the last character by the length ...
How to get correct timestamp in C#
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194
Your mistake is using new DateTime(), which returns January 1, 0001 at 00:00:00.000 instead of...
Dictionaries and default values
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edited Jan 23 '19 at 5:30
Solomon Ucko
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