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Reverse a string in Python
...e is no built in reverse function for Python's str object. What is the best way of implementing this method?
28 Answers...
What is the reason behind cbegin/cend?
...st. Well, at least it's elegant when using range-based for:
for(auto &item : std::as_const(vec))
This simply returns a const& to the object it is provided.
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Replace multiple whitespaces with single whitespace in JavaScript string
...r me. I can't go back on that to confirm. I obviously would have tried the best solution first. Also, upon checking it in chrome console, both solutions seemed to work. Interestingly however, when I copied the result to this comment box, it showed that my solution didn't work for multiple whitespace...
Angular.js directive dynamic templateURL
... directive and want to set individual template based on specific ng-repeat item context, it won't work, because $compile phase walks through your directive once before actual ng-repeat happens. So in that meaning it's being called once...
– Lu4
Jul 28 '15 at 9:...
Omitting the second expression when using the if-else shorthand
... will produce Uncaught SyntaxError: Unexpected token continue
for (const item of myArray) {
item.value ? break : continue;
}
If you really want a one-liner that returns a statement, you can use this instead:
for (const item of myArray) {
if (item.value) break; else continue;
}
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How to “inverse match” with regex?
...ssertion
(?!Andrea)
This is not exactly an inverted match, but it's the best you can directly do with regex. Not all platforms support them though.
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Get keys from HashMap in Java
...ne item in your HashMap, you're good, but if you have more than that, it's best to loop over the map, as other answers have done.
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How does zip(*[iter(s)]*n) work in Python?
...erefore you're passing the same iterator 3 times to zip(), and it pulls an item from the iterator each time.
x = iter([1,2,3,4,5,6,7,8,9])
print zip(x, x, x)
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Difference between `set`, `setq`, and `setf` in Common Lisp?
... that e.g. (aref myarray 3) will work (as the first arg to setf) to set an item inside an array.
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How to enable CORS in AngularJs
...,
link: function (scope, elem, attrs) {
elem.masonry({ itemSelector: '.masonry-item', columnWidth: $parse(attrs.masonry)(scope) });
}
};
});
MyApp.directive('masonryItem', function () {
return {
restrict: 'AC',
link: function (scope, elem,...