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Rails respond_with: how does it work?
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Update for Rails 4.2+
#respond_with and ::respond_to (n.b. class method) are no longer a part of Rails. They were migrated into the third-party responders gem as of Rails 4.2 (release notes / commit dated Aug 2014). While responders is not i...
Singleton by Jon Skeet clarification
...epends on what laziness guarantees you need. You should be aware that .NET 4 changes the actual type initialization semantics somewhat (still within the spec, but lazier than before).
Do you really need this pattern though? Are you sure you can't get away with:
public sealed class Singleton
{
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How to add \newpage in Rmarkdown in a smart way?
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edited Feb 16 '16 at 14:15
answered Aug 11 '14 at 10:56
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Catching all javascript unhandled exceptions
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4 Answers
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Active
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Is it possible to have nested templates in Go using the standard library?
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edited Jan 24 '17 at 6:25
Sergei Basharov
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RESTful Login Failure: Return 401 or Custom Response
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First off. 401 is the proper response code to send when a failed login has happened.
401 Unauthorized
Similar to 403 Forbidden, but specifically for use when authentication is required and has failed or has not yet been provid...
nginx missing sites-available directory
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user2066657
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answered Jul 2 '13 at 0:23
Mohammad AbuShadyMohammad AbuShady
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How to correctly require a specific commit in Composer so that it would be available for dependent p
...": "dev-master",
"knplabs/gaufrette": "dev-master#2633721877cae79ad461f3ca06f3f77fb4fce02e"
}
}
From the documentation:
If one of your dependencies has a dependency on an unstable package
you need to explicitly require it as well, along with its sufficient
stability flag.
The...
How to tell Xcode where my info.plist and .pch files are
...I'm going to add my discoveries here as it is slightly different for Xcode 4.2:
Select your project
In the left side of the middle pane, select your app under "Targets"
Select the tab "Build Settings"
Search the following keywords: "info.plist" and "pch"
At this point it should be pretty clear wh...
NameError: global name 'xrange' is not defined in Python 3
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answered Jun 19 '13 at 13:14
Martijn Pieters♦Martijn Pieters
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