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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...
How do you set the startup page for debugging in an ASP.NET MVC application?
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Mark SeemannMark Seemann
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Best way of invoking getter by reflection
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243
I think this should point you towards the right direction:
import java.beans.*
for (PropertyDe...
When does invoking a member function on a null instance result in undefined behavior?
...stand is why it's undefined behavior to dereference a null pointer. In C++03, there's actually a bit of ambiguity here.
Although "dereferencing a null pointer results in undefined behavior" is mentioned in notes in both §1.9/4 and §8.3.2/4, it's never explicitly stated. (Notes are non-normative.)...
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...
Scala @ operator
...version of case x: Some.
– Theo
Mar 3 '10 at 13:22
2
This is also covered under "Variable binding...
Convert duration to hours:minutes:seconds (or similar) in Rails 3 or Ruby
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13 Answers
13
Active
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Return first match of Ruby regex
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135
You could try variableName[/regular expression/]. This is an example output from irb:
irb(main...
What's the difference between io.sockets.emit and broadcast?
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3 Answers
3
Active
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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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