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What is the difference between pluck and collect in Rails?
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edited Mar 29 '15 at 18:36
answered Aug 29 '12 at 10:43
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Android Spanned, SpannedString, Spannable, SpannableString and CharSequence
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148
What is the purpose of these interfaces?
CharSequence is a standard Java interface represe...
Installing CocoaPods: no response
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383
For others wondering the same, installing the gem takes forever. If you run:
export GEM_HOME=~...
Is there any particular difference between intval and casting to int - `(int) X`?
...) typecast is faster x 2 ! (int):ideone.com/QggNGc , intval():ideone.com/6Y8mPN
– jave.web
Aug 12 '14 at 18:32
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Bash script processing limited number of commands in parallel
...p;
process4 &
wait
process5 &
process6 &
process7 &
process8 &
wait
For the above example, 4 processes process1 ... process4 would be started in the background, and the shell would wait until those are completed before starting the next set.
From the GNU manual:
wait [jobspe...
Git for Windows: .bashrc or equivalent configuration files for Git Bash shell
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edited Aug 8 '18 at 16:20
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
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What is the best method of handling currency/money?
...of the decimal point
add_column :items, :price, :decimal, :precision => 8, :scale => 2
In Rails, the :decimal type is returned as BigDecimal, which is great for price calculation.
If you insist on using integers, you will have to manually convert to and from BigDecimals everywhere, which wi...
What exactly do “IB” and “UB” mean?
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edited Apr 23 '18 at 17:22
answered May 4 '10 at 15:39
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How do you work with an array of jQuery Deferreds?
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198
You're looking for
$.when.apply($, promises).then(function(schemas) {
console.log("DONE",...
Adding code to a javascript function programmatically
...am's answer.
– hugomg
Feb 4 '12 at 18:03
It worked for me, but needed to replace someFunction with window.someFunction...