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One-liner to check whether an iterator yields at least one element?
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135
any won't go beyond the first element if it's True. In case the iterator yields something fals...
How to get duplicate items from a list using LINQ? [duplicate]
...var duplicates = lst.GroupBy(s => s)
.SelectMany(grp => grp.Skip(1));
Note that this will return all duplicates, so if you only want to know which items are duplicated in the source list, you could apply Distinct to the resulting sequence or use the solution given by Mark Byers.
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Does JavaScript guarantee object property order?
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12 Answers
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Rounding BigDecimal to *always* have two decimal places
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1 Answer
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jQuery find events handlers registered with an object
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16 Answers
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Select N random elements from a List in C#
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127
Iterate through and for each element make the probability of selection = (number needed)/(numb...
Asynchronous shell commands
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117
You can just run the script in the background:
$ myscript &
Note that this is different...