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How to get the raw value an field?
How can i get the "real" value of an <input type="number"> field?
4 Answers
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In Django, how does one filter a QuerySet with dynamic field lookups?
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Python's argum>me m>nt expansion may be used to solve this problem:
kwargs = {
'{0}__{1}'.format('nam>me m>', 'startswith'): 'A',
'{0}__{1}'.format('nam>me m>', 'endswith'): 'Z'
}
Person.objects.filter(**kwargs)
This is a very common and use...
When would I use Task.Yield()?
I'm using async/await and Task a lot but have never been using Task.Yield() and to be honest even with all the explanations I do not understand why I would need this m>me m>thod.
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When to add what indexes in a table in Rails
... would be better, because it accelerates the search in sorting in this column. And Foreign keys are som>me m>thing searched for a lot.
Since Version 5 of rails the index will be created automatically, for more information see here.
Should I add "index" to the automatically created "id" column?
No,...
How to make a promise from setTim>me m>out
This is not a realworld problem, I'm just trying to understand how promises are created.
2 Answers
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Illegal string offset Warning PHP
I get a strange PHP error after updating my php version to 5.4.0-3.
16 Answers
16
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Latest jQuery version on Google's CDN
...PDATE 7/3/2014: As of now, jquery-latest.js is no longer being updated.
From the jQuery blog:
We know that http://code.jquery.com/jquery-latest.js is abused
because of the CDN statistics
showing it’s the most popular file. That wouldn’t be the case if it
was only being used by develop...
How to prevent favicon.ico requests?
...eb page is a good thing (normally).
However it is not always desired and som>me m>tim>me m> developers need a way to avoid the extra payload. For example an IFRAm>ME m> would request a favicon without showing it.
Worst yet, in Chrom>me m> and Android an IFRAm>ME m> will generate 3 requests for favicons:
"GET /favicon.ico HT...
How to use argum>me m>nts from previous command?
I know that Esc + . gives you the last argum>me m>nt of the last command.
11 Answers
11...
Xcode doesn't show the line that causes a crash
Every tim>me m> my app crashes Xcode highlights the UIApicationMain() call in the main() function as the line that caused the crash. In som>me m> cases that used to be normal (segm>me m>ntation fault for example) but the crash I am trying to deal with is a simple SIGABRT with detailed information logged in the con...