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Rails 3 datatypes?
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the guide has changed. Maybe a link to the relevant documentation should replace it.
– Harry Moreno
Jul 17 '13 at 21:21
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Checking if a key exists in a JS object
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Use the in operator:
testArray = 'key1' in obj;
Sidenote: What you got there, is actually no jQuery object, but just a plain JavaScript Object.
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Override Python's 'in' operator?
... some of us prefer a nice, visual representation of the answer. Ignacio's did little to benefit the question other than direct us here first instead of google, no thank you.
– Zoran Pavlovic
Jul 3 '12 at 13:04
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Check difference in seconds between two times
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I use this to avoid negative interval.
var seconds = (date1< date2)? (date2- date1).TotalSeconds: (date1 - date2).TotalSeconds;
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View inside ScrollView doesn't take all place
I have a RelativeLayout inside a ScrollView.
My RelativeLayout has android:layout_height="match_parent" but the view doesn't take the entire size, it's like a wrap_content.
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What's the 'environment' task in Rake?
...ent so you can actually use your models and what not. Otherwise, it has no idea about those things.
So if you made a task that just did puts "HI!" then you don't need to add the :environment task to the dependencies. But if you wish to do something like User.find(1) well that will need it.
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“Order by Col1, Col2” using entity framework
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Please note, this will not work with Telerik's Grid or any other Telerik's DataSource component. Although it uses prefiltered IQueryable object, sorting is always done automatically as last step effectively overriding your sorting settings.
You have to follow: Specifying d...
npm - install dependencies for a package in a different folder?
...m will always install in the current directory or, with -g, in the system wide node_modules. You can kind of accomplish this with a subshell though, which won't affect your current directory:
(cd some_project && npm install)
The parentheses makes it run in a subshell.
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Html.BeginForm and adding properties
... @Jason, dp: Using Nick's extension method, it would be possible to provide that kind of signature, too. Still including futures is certainly a better approach.
– chiccodoro
Oct 21 '11 at 11:19
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What's Go's equivalent of argv[0]?
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I couldn't figure out how to get it in flag and didn't know os has that information. Thanks.
– grokus
Jul 28 '10 at 18:24
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