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Best way to pretty print a hash
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answered Jan 12 '12 at 21:35
PhrogzPhrogz
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Emacs - Multiple columns one buffer
...ame with just one window, split it into two side-by-side windows using C-x 3, and then type M-x follow-mode. From then on, you can edit the buffer in either of the two windows, or scroll either one; the other window follows it.
In Follow mode, if you move point outside the portion visible in one wi...
Check if object value exists within a Javascript array of objects and if not add a new object to arr
...nst arr = [{ id: 1, username: 'fred' }, { id: 2, username: 'bill' }, { id: 3, username: 'ted' }];
function add(arr, name) {
const { length } = arr;
const id = length + 1;
const found = arr.some(el => el.username === name);
if (!found) arr.push({ id, username: name });
return arr...
Html code as IFRAME source rather than a URL
...></html>
can be encoded as this:
data:text/html;charset=utf-8,%3Chtml%3E%3Cbody%3Efoo%3C/body%3E%3C/html%3E
and then set as the src attribute of the iframe. Example.
Edit: The other alternative is to do this with Javascript. This is almost certainly the technique I'd choose. You ...
Convert duration to hours:minutes:seconds (or similar) in Rails 3 or Ruby
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13 Answers
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How do I calculate square root in Python?
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Merlin
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answered Mar 7 '12 at 2:50
smessingsmessin...
Open Graph namespace declaration: HTML with XMLNS or head prefix?
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edited Aug 14 '13 at 5:42
Matt Beckman
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Regular expression: find spaces (tabs/space) but not newlines
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answered Aug 27 '10 at 10:03
LekensteynLekensteyn
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Why covariance and contravariance do not support value type
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answered Sep 17 '12 at 7:37
Jon SkeetJon Skeet
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Immutable array in Java
...st<Integer> items = Collections.unmodifiableList(Arrays.asList(0,1,2,3));
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