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arrow operator (->) in function heading
...ifier ( argument-declarations... ) -> return_type
They are equivalent. Now when they are equivalent, why do you ever want to use the latter? Well, C++11 introduced this cool decltype thing that lets you describe type of an expression. So you might want to derive the return type from the argument...
Django MEDIA_URL and MEDIA_ROOT
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I've been struggling for 2 days now why my images return 404. This is the only thing I'm missing and I can't find it in Django doc. Thanks.
– tambalolo
Aug 12 '13 at 2:45
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Case-insensitive search in Rails model
...ot's comment does not apply to strings from user input. "#$$" is a little-known shortcut for escaping global variables with Ruby string interpolation. It's equivalent to "#{$$}". But string interpolation doesn't happen to user-input strings. Try these in Irb to see the difference: "$##" and '$##'. T...
Ruby: How to post a file via HTTP as multipart/form-data?
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I take that back, file uploads now work. Problem I'm having now is the server gives a 302 and the rest-client follows the RFC (which no browser does) and throws an exception (since browsers are supposed to warn about this behavior). THe other alternative i...
Various ways to remove local Git changes
...ave summarized the answer and embedded into my question. Christoph let me know what git stash -u does and how to pop it, but Frederik let me know reset hard and using the combination of git reset --hard and git clean -f , and why not stash is preferred in some scenarios. Now Please help me in choosi...
Efficient SQL test query or validation query that will work across all (or most) databases
...g_table WHERE 1=0
or
SELECT 1 FROM INFORMATION_SCHEMA.SYSTEM_USERS
or
CALL NOW()
HSQLDB (tested with version 1.8.0.10)
Note: I tried using a WHERE 1=0 clause on the second query, but it didn't work as a value for Apache Commons DBCP's validationQuery, since the query doesn't return any rows
VAL...
What is the difference between angular-route and angular-ui-router?
...nt to some to point out difference in filesize in this answer. As of right now ngRoute: 35.9kB / 4.4kB / 2.5kB and ui-router: 162.9kB / 30.4kB / 11.6kB (unminified / minified / gzipped).
– Alex Ross
Jul 21 '15 at 5:04
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How to work offline with TFS
Our TFS server has some temporary connectivity issues right now, and as such VS has gone unresponsive, leaving 50+ developers unable to work!
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How to print time in format: 2009‐08‐10 18:17:54.811
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It's an even better answer now, and props for looking up how to handle the millisecond part. I think your buffer is now a little longer than it needs to be, though.
– Jack Kelly
Sep 9 '10 at 3:56
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Segue to another storyboard?
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In iOS 9 and Xcode 7, cross-storyboard references are now supported. :-)
– Quinn Taylor
Jun 15 '15 at 15:46
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