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Javascript: How to check if a string is empty? [duplicate]
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150
I check length.
if (str.length == 0) {
}
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RVM is not a function, selecting rubies with 'rvm use …' will not work
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answered May 30 '14 at 20:42
BroiSatseBroiSatse
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Simplest SOAP example
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205
This is the simplest JavaScript SOAP Client I can create.
<html>
<head>
<t...
Sorting a Python list by two fields
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mouadmouad
55.9k1515 gold badges107107 silver badges102102 bronze badges
2
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MVC Razor view nested foreach's model
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304
The quick answer is to use a for() loop in place of your foreach() loops. Something like:
@for...
Math.random() explanation
...n (int)(Math.random() * range) + min;
}
Output of randomWithRange(2, 5) 10 times:
5
2
3
3
2
4
4
4
5
4
The bounds are inclusive, ie [2,5], and min must be less than max in the above example.
EDIT: If someone was going to try and be stupid and reverse min and max, you could change the code to:
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Replace first occurrence of pattern in a string [duplicate]
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230
I think you can use the overload of Regex.Replace to specify the maximum number of times to repl...
window.onload vs
... to call myOnloadFunc() in the global context (this will refer to window). Setting it via javascript will make it execute in the context of the element (this refers to the element the event was triggered on). In this particular case, it won't make a difference, but it will with other elements.
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Thin web server: `start_tcp_server': no acceptor (RuntimeError) after git branch checkout
A Rails 3.2.0 app, working fine with Thin web server, both locally and on Heroku cedar stack.
9 Answers
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How to sum all the values in a dictionary?
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500
As you'd expect:
sum(d.values())
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