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Rails where condition using NOT NIL
...Rails 3:
Foo.includes(:bar).where("bars.id IS NOT NULL")
ActiveRecord 4.0 and above adds where.not so you can do this:
Foo.includes(:bar).where.not('bars.id' => nil)
Foo.includes(:bar).where.not(bars: { id: nil })
When working with scopes between tables, I prefer to leverage merge so that I...
Closing Hg Branches
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edited Jun 20 '17 at 16:45
Vadim Kotov
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Select second last element with css
...th-last-child Browser Support:
Chrome 2
Firefox 3.5
Opera 9.5, 10
Safari 3.1, 4
Internet Explorer 9
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Updating version numbers of modules in a multi-module Maven project
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Django - Difference between import django.conf.settings and import settings
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answered Jan 8 '12 at 20:16
user237076user237076
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UITableView - change section header color
...ection
{
UIView *headerView = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, tableView.bounds.size.width, 30)] autorelease];
if (section == integerRepresentingYourSectionOfInterest)
[headerView setBackgroundColor:[UIColor redColor]];
else
[headerView setBackgroundColor:[UIColor cl...
how to add script src inside a View when using Layout
...he head
– dferraro
Jan 11 '13 at 19:04
3
@dferraro: then you need to add RenderSection("Scripts")...
MongoDB atomic “findOrCreate”: findOne, insert if nonexistent, but do not update
... May 3 '13 at 15:45
numbers1311407numbers1311407
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How do i instantiate a JAXBElement object?
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edited Dec 9 '10 at 21:44
Damo
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limiting java ssl debug logging
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Well, it's from 2014, jdk7 and openjdk. Also, someone commented here that debug logging was improved, so there's that
– Alfabravo
Jul 27 '18 at 13:11
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