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Node.js create folder or use existing
...y. Callback is called after path is created or if path did already exists. Error err is set if mkdirp failed to create directory path.
var mkdirp = require('mkdirp');
mkdirp('/tmp/some/path/foo', function(err) {
// path exists unless there was an error
});
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Rails: redirect_to with :error, but flash[:error] empty
I'm trying to do a redirect while setting the flash[:error] value. (Rails 3.0.10)
3 Answers
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How to redirect 404 errors to a page in ExpressJS?
...uite helpful:
https://github.com/visionmedia/express/blob/master/examples/error-pages/index.js
So it is actually this part:
// "app.router" positions our routes
// above the middleware defined below,
// this means that Express will attempt
// to match & call routes _before_ continuing
// on, ...
“Parse Error : There is a problem parsing the package” while installing Android application
I got this error while installing the android application ( Parse Error : There is a problem parsing the package. ). I did the following steps.
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Getting exact error type in from DbValidationException
...alizing my model in DatabaseInitializer() for EF 4.1 and get this annoying error "Validation failed for one or more entities. See 'EntityValidationErrors' property for more details." So, I go to this EntityValidationErrors and there is a field {System.Data.Entity.Validation.DbEntityValidationResu...
unable to print object ('po') in xcode6 beta 6 osx swift project: (Error in auto-import: failed to g
... object ( po command) in xcode 6 beta 6 OSX Swift project results in this error message:
5 Answers
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Ruby custom error classes: inheritance of the message attribute
...he message so you don't have to pass it to the constructor:
class MyCustomError < StandardError
attr_reader :object
def initialize(object)
@object = object
end
end
begin
raise MyCustomError.new("an object"), "a message"
rescue MyCustomError => e
puts e.message # => "a messa...
What is a pre-revprop-change hook in SVN, and how do I create it?
I wanted to edit a log comment in the repository browser and received an error message that no pre-revprop-change hook exists for the repository. Besides having a scary name, what is a pre-revprop-change hook, and how do I create it?
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The conversion of a datetime2 data type to a datetime data type resulted in an out-of-range value
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this error occurs when we set public DateTime CreatedDate instead of public DateTime? CreatedDate, because DateTime can not be null, so why its give out of range error. it may helpful, but it resolved my problem.
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Confused about stdin, stdout and stderr?
...ut - your process writes normal information to this file handle.
Standard error - your process writes error information to this file handle.
That's about as dumbed-down as I can make it :-)
Of course, that's mostly by convention. There's nothing stopping you from writing your error information to...