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Rails - Could not find a JavaScript runtime?
I created a new Rails project using rails 3.1.0.rc4 on my local machine but when I try to start the server I get:
Could not find a JavaScript runtime. See here for a list of available runtimes. ( ExecJS::RuntimeUnavailable )
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Sending a mail from a linux shell script
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11 Answers
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Regex to replace everything except numbers and a decimal point
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241
Use this:
document.getElementById(target).value = newVal.replace(/[^0-9.]/g, "");
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postgresql - sql - count of `true` values
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10 Answers
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How to create a hash or dictionary object in JavaScript [duplicate]
...se an array if you want named keys, use a plain object.
var a = {};
a["key1"] = "value1";
a["key2"] = "value2";
Then:
if ("key1" in a) {
// something
} else {
// something else
}
share
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React ignores 'for' attribute of the label element
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edited Jun 4 '16 at 2:08
answered Mar 31 '14 at 1:48
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How do I efficiently iterate over each entry in a Java Map?
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5153
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Good ways to sort a queryset? - Django
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193
What about
import operator
auths = Author.objects.order_by('-score')[:30]
ordered = sorted(a...
Remove/Add Line Breaks after Specific String using Sublime Text
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edited Oct 26 '12 at 17:20
answered Oct 25 '12 at 20:25
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