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jQuery - replace all instances of a character in a string [duplicate]
...n. Thanks.
– Kamlesh
Nov 25 '19 at 14:40
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When and why are database joins expensive?
I'm doing some research into databases and I'm looking at some limitations of relational DBs.
7 Answers
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using jquery $.ajax to call a PHP function
...ion.php', });
– DeathCoder
Apr 22 '14 at 10:49
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@MrMesees It would be great if you share those m...
What is a lambda expression in C++11?
...le cases the return type of the lambda is deduced for you, e.g.:
void func4(std::vector<double>& v) {
std::transform(v.begin(), v.end(), v.begin(),
[](double d) { return d < 0.00001 ? 0 : d; }
);
}
however when you start to write more complex lambd...
Xcode + remove all breakpoints
... there's a 3 step way:
Press CMD(⌘)+7 to show all breakpoints.
In Xcode4 press CMD(⌘)+6, in Xcode3 press CMD(⌘)+ALT+B.
Select all breakpoints with CMD(⌘)+A and delete them, like deleting text, with backspace.
There's no step 3 :)
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How to use underscore.js as a template engine?
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475
Everything you need to know about underscore template is here. Only 3 things to keep in mind:
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Converting list to *args when calling function [duplicate]
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204
You can use the * operator before an iterable to expand it within the function call. For example...
Conditionally Remove Dataframe Rows with R [duplicate]
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answered Nov 4 '11 at 9:04
mbqmbq
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Why do we need a pure virtual destructor in C++?
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edited May 23 '17 at 11:47
Community♦
111 silver badge
answered Aug 2 '09 at 19:30
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Regular expression for matching HH:MM time format
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Your original regular expression has flaws: it wouldn't match 04:00 for example.
This may work better:
^([0-1]?[0-9]|2[0-3]):[0-5][0-9]$
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