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Rails nested form with has_many :through, how to edit attributes of join model?
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90
Figured out the answer. The trick was:
@topic.linkers.build.build_article
That builds the lin...
How to iterate over the keys and values in an object in CoffeeScript?
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edited Jun 4 '14 at 8:40
penmark
2544 bronze badges
answered Jun 20 '11 at 8:53
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What is the best way to tell if a character is a letter or number in Java without using regexes?
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answered Oct 28 '10 at 23:06
AdamAdam
37.3k1515 gold badges9797 silver badges134134 bronze badges
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What does $1 [QSA,L] mean in my .htaccess file?
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edited Nov 10 '18 at 5:39
SherylHohman
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Why does `a == b or c or d` always evaluate to True?
...ame == "Kevin" or name == "Jon" or name == "Inbar"', setup="name='Inbar'")
0.4247764749999945
>>> timeit.timeit('name in {"Kevin", "Jon", "Inbar"}', setup="name='Inbar'")
0.18493307199999265
For those who may want proof that if a == b or c or d or e: ... is indeed parsed like this. The bu...
cancelling queued performSelector:afterDelay calls
...lector
[self performSelector:@selector(mySel:) withObject:nil afterDelay:5.0];
// cancel the above call (and any others on self)
[NSObject cancelPreviousPerformRequestsWithTarget:self];
See apple docs, it's right at the end of the performSelector:withObject:afterDelay: description.
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What's the dSYM and how to use it? (iOS SDK)
... example, decode a stack-trace into readable format. It is a Bundle(e.g F49088168M.app.dSYM) with the next structure:
For example a crash log looks like:
//before
0 libswiftCore.dylib 0x000000018f3c9380 0x18f394000 + 217984
1 libswiftCore.dylib 0x000000018f3c9380 0x18f...
How to list all installed packages and their versions in Python?
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Ashwini ChaudharyAshwini Chaudhary
206k4545 gold badges390390 silver badges441441 bronze badges
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@Media min-width & max-width
... /* default styles here for older browsers.
I tend to go for a 600px - 960px width max but using percentages
*/
@media only screen and (min-width: 960px) {
/* styles for browsers larger than 960px; */
}
@media only screen and (min-width: 1440px) {
/* styles...
Select between two dates with Django
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suhailvs
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answered Oct 18 '10 at 20:46
Daniel RosemanDaniel Roseman
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