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Execute a terminal command from a Cocoa app
...log where it belongs
task.standardOutput = pipe;
An explanation is here: https://web.archive.org/web/20141121094204/https://cocoadev.com/HowToPipeCommandsWithNSTask
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AsyncTaskLoader vs AsyncTask
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Get top n records for each group of grouped results
...do this, see this article to determine the best route for your situation:
http://www.xaprb.com/blog/2006/12/07/how-to-select-the-firstleastmax-row-per-group-in-sql/
Edit:
This might work for you too, it generates a row number for each record. Using an example from the link above this will return ...
Python non-greedy regexes
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Rails migrations: self.up and self.down versus change
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What is the worst gotcha in C# or .NET? [closed]
I was recently working with a DateTime object, and wrote something like this:
61 Answers
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How to detect if a property exists on an ExpandoObject?
...n if the key does not exist, always return true
return true;
}
. . .
https://github.com/ASP-NET-MVC/aspnetwebstack/blob/master/src/System.Web.Mvc/DynamicViewDataDictionary.cs
You can see it being tied into MVC Views here, in MVC ViewPage:
http://aspnetwebstack.codeplex.com/SourceControl/late...
How to efficiently concatenate strings in go
...r answers.
There is a library function in the strings package called Join:
http://golang.org/pkg/strings/#Join
A look at the code of Join shows a similar approach to Append function Kinopiko wrote: https://golang.org/src/strings/strings.go#L420
Usage:
import (
"fmt";
"strings";
)
func main(...
JavaScript - cannot set property of undefined
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What is the difference between varchar and nvarchar?
Is it just that nvarchar supports multibyte characters? If that is the case, is there really any point, other than storage concerns, to using varchars ?
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