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How to do a safe join pathname in ruby?
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2 Answers
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Testing if jQueryUI has loaded
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245
if (jQuery.ui) {
// UI loaded
}
OR
if (typeof jQuery.ui != 'undefined') {
// UI loaded...
How to change a field name in JSON using Jackson
I'm using jackson to convert an object of mine to json.
The object has 2 fields:
4 Answers
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How to get the top 10 values in postgresql?
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392
For this you can use limit
select *
from scores
order by score desc
limit 10
If performance i...
RSpec: how to test if a method was called?
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answered Jan 21 '14 at 16:01
wackowacko
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Replace None with NaN in pandas dataframe
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edited Aug 3 at 12:14
answered May 19 '14 at 17:18
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Search for selection in vim
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answered Dec 12 '08 at 15:45
Christian C. SalvadóChristian C. Salvadó
689k171171 gold badges886886 silver badges826826 bronze badges
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What's wrong with overridable method calls in constructors?
...object may be inconsistent and/or incomplete.
A quote from Effective Java 2nd Edition, Item 17: Design and document for inheritance, or else prohibit it:
There are a few more restrictions that a class must obey to allow inheritance. Constructors must not invoke overridable methods, directly or ...
Read a file one line at a time in node.js?
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28 Answers
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ValueError : I/O operation on closed file
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2 Answers
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