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Why does `a == b or c or d` always evaluate to True?
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how to get first three characters of an NSString?
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Difference between `mod` and `rem` in Haskell
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183
They're not the same when the second argument is negative:
2 `mod` (-3) == -1
2 `rem` (-3) =...
range over interface{} which stores a slice
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jQuery map vs. each
...you can potentially waste a lot of memory.
For example:
var items = [1,2,3,4];
$.each(items, function() {
alert('this is ' + this);
});
var newItems = $.map(items, function(i) {
return i + 1;
});
// newItems is [2,3,4,5]
You can also use the map function to remove an item from an array. F...
How to append multiple values to a list in Python
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384
You can use the sequence method list.extend to extend the list by multiple values from any kin...
in_array multiple values
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answered Sep 24 '11 at 23:51
Mark ElliotMark Elliot
65.9k1818 gold badges132132 silver badges155155 bronze badges
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RegEx - Match Numbers of Variable Length
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135
{[0-9]+:[0-9]+}
try adding plus(es)
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Pandas get topmost n records within each group
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