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How to determine whether code is running in DEBUG / RELEASE build?
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132
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Removing all empty elements from a hash / YAML?
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You could add a compact method to Hash like this
class Hash
def compact
delete_if { |k, v| v.nil? }
end
end
or for a version that supports recursion
class Hash
def compact(opts={})
inject({}) do |new_hash, (k,v)|
if !...
Java 8: Lambda-Streams, Filter by Method with Exception
...act that the lambda isn't evaluated at the place you write it, but at some completely unrelated place, within a JDK class. So that would be the point where that checked exception would be thrown, and at that place it isn't declared.
You can deal with it by using a wrapper of your lambda that transla...
JQuery to load Javascript file dynamically
...yMCE is defined, though, before including it (for subsequent calls to 'Add Comment') so the code might look something like this:
$('#add_comment').click(function() {
if(typeof TinyMCE == "undefined") {
$.getScript('tinymce.js', function() {
TinyMCE.init();
});
}
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what does the __file__ variable mean/do?
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62
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JavaScript - cannot set property of undefined
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If you're in an environment that supports ES2015 features, you can use computed property names:
d = {
[a]: {
greetings: b,
data: c
}
};
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What is the instanceof operator in JavaScript?
...ifferent type throughout its life span. Code example: jsfiddle.net/sikusikucom/znSPv
– moey
Oct 18 '12 at 17:18
@Siku-...
Filter Java Stream to 1 and only 1 element
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edited Jun 20 at 9:12
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111 silver badge
answered Mar 27 '14 at 17:33
skiwiskiwi
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Add hover text without javascript like we hover on a user's reputation
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16
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Customize UITableView header section
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hey come on use Digital color meter
– Lochana Ragupathy
Mar 25 '13 at 9:39
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