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What is the best method of handling currency/money?
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If you are using Postgres (and since we're in 2017 now) you might want to give their :money column type a try.
add_column :products, :price, :money, default: 0
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impr...
Java's L number (long) specification
...ope you won't mind a slight tangent, but thought you may be interested to know that besides F (for float), D (for double), and L (for long), a proposal has been made to add suffixes for byte and short—Y and S respectively. This would eliminate to the need to cast to bytes when using literal syntax...
Warning: push.default is unset; its implicit value is changing in Git 2.0
I've been using Git for a while now and have recently downloaded an update only to find this warning message come up when I try to push .
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Move the mouse pointer to a specific position?
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So, I know this is an old topic, but I'll first say it isn't possible. The closest thing currently is locking the mouse to a single position, and tracking change in its x and y. This concept has been adopted by - it looks like - Chr...
Padding within inputs breaks width 100%
Ok, so we know that setting padding to an object causes its width to change even if it is set explicitly. While one can argue the logic behind this, it causes some problems with some elements.
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How to detect if a specific file exists in Vimscript?
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I tried it with ~, and it gave that error. Now I tried again and it works... :-)
– Scz
Jul 23 '15 at 13:31
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Fatal error in launcher: Unable to create process using “”C:\Program Files (x86)\Python33\python.exe
...tores the execution path in the executable pip.exe when it is installed." Now THAT is stupid -.- Did cost me half an hour to figure that out.
– plocks
Apr 13 '15 at 13:11
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What is the fastest or most elegant way to compute a set difference using Javascript arrays?
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if don't know if this is most effective, but perhaps the shortest
A = [1, 2, 3, 4];
B = [1, 3, 4, 7];
diff = A.filter(function(x) { return B.indexOf(x) < 0 })
console.log(diff);
Updated to ES6:
A = [1, 2, 3, 4];
B = [1, 3, 4, ...
How to show “Done” button on iPhone number pad
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now that we have UIGestureRecognizers, just set up a tap gesture recognizer on the main viewcontroller view and have it send endEditing:YES to it's view. This will close the keyboard for every textfield that the keyboard cou...
How to remove all MySQL tables from the command-line without DROP database permissions? [duplicate]
...pointing the issue with backticks. I fixed the query and it runs perfectly now with (group, select and other tables).
– Kostanos
Sep 4 '14 at 13:05
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