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What is mattr_accessor in a Rails module?
...efault_url_options directly (a mattr_accessor). Once class would set them one way and another would set them a different way, thus creating invalid links.
– Eric Davis
Feb 25 '09 at 7:20
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Equation for testing if a point is inside a circle
...ovided in just a simple sentence and a immediately useable equation. Well done.
– thgc
Oct 16 '13 at 13:09
this is gre...
Java: splitting a comma-separated string but ignoring commas in quotes
... }
}
}
which produces the same as the first example.
EDIT
As mentioned by @MikeFHay in the comments:
I prefer using Guava's Splitter, as it has saner defaults (see discussion above about empty matches being trimmed by String#split(), so I did:
Splitter.on(Pattern.compile(",(?=(?:[^\"]...
How to do version numbers? [closed]
My company is building a product. It's going to be versioned by SVN. It's a webapp so basically there will never be a version out which doesn't have some features in them and thus could always be labeled as beta. But since it's going to be a corporate product I really don't want the "unstable watcho...
How do I show a Save As dialog in WPF?
...I linked to the wrong version. I've updated my answer to point the correct one now.
– Twelve47
Apr 11 '11 at 14:50
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Java - Including variables within strings?
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This is called string interpolation; it doesn't exist as such in Java.
One approach is to use String.format:
String string = String.format("A string %s", aVariable);
Another approach is to use a templating library such as Velocity or FreeMarker.
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How to undo the effect of “set -e” which makes bash exit immediately if any command fails?
...s dauntingly huge, it is true. (FYI, since you seem to be new: it is the done thing to click the check mark under the best answer to your question, this is called "accepting" it.)
– zwol
Aug 18 '10 at 22:26
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How can I use NSError in my iPhone App?
... [NSMutableDictionary dictionary];
[details setValue:@"ran out of money" forKey:NSLocalizedDescriptionKey];
// populate the error object with the details
*error = [NSError errorWithDomain:@"world" code:200 userInfo:details];
// we couldn't feed the world's children......
animating addClass/removeClass with jQuery
...d toggleClass also accepts a second argument; the time duration to go from one state to the other.
$(this).addClass('abc',1000);
See jsfiddle:- http://jsfiddle.net/6hvZT/1/
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gitignore all files of extension in directory
...hy their file is being ignored. Some prefer having all this information in one .gitignore file stored at repo root directory.
– haren
Mar 24 '16 at 15:58
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