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Error: Can't set headers after they are sent to the client
... look for callbacks that are accidentally called twice, or any error that happens after the body is sent.
In your case, you called res.redirect(), which caused the response to become Finished. Then your code threw an error (res.req is null). and since the error happened within your actual function(r...
if a ngSrc path resolves to a 404, is there a way to fallback to a default?
The application I'm building requires my user to set 4 pieces of information before this image even has a chance of loading. This image is the center-piece of the application, so the broken image link makes it look like the whole thing is borked. I'd like to have another image take its place on a 4...
angularjs: ng-src equivalent for background-image:url(…)
...uld write your own directive that does exactly what you want. For example
app.directive('backImg', function(){
return function(scope, element, attrs){
var url = attrs.backImg;
element.css({
'background-image': 'url(' + url +')',
'background-size' : 'cover...
rails - Devise - Handling - devise_error_messages
...tation. I'll let you know how it goes.
Update
Yep, that works. I created app/helpers/devise_helper.rb and overrode it like so:
module DeviseHelper
def devise_error_messages!
'KABOOM!'
end
end
So knowing this, I can modify the method to display error messages the way I want it to.
To he...
How to check if a user likes my Facebook Page or URL using Facebook's API
...y want to check if a user has liked my page with javascript in an iFrame app.
5 Answers
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What are the use-cases for Web Workers? [closed]
...h you wouldn’t want to block your code editing whilst you’re using the app.
From Mozilla: One way workers are useful is to allow your code to perform processor-intensive calculations without blocking the user interface thread.
As a practical example, think of an app which has a large table of ...
Extending the User model with custom fields in Django
...he best way to extend the User model (bundled with Django's authentication app) with custom fields? I would also possibly like to use the email as the username (for authentication purposes).
...
How do I get the name of the current executable in C#?
...
System.AppDomain.CurrentDomain.FriendlyName
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What does 'require: false' in Gemfile mean?
...d-on. This particular rake task requires certain gems that the rest of the application doensn't need. So I :require => false these particular gems and explicitly require "thegem" from the rake task. This would then save memory in the main app processes and startup time etc. App performance, howev...
How to change package name of an Android Application
...ore is corrupt, therefore the Android Market is requiring me to rename the app and resubmit it. However, whenever I go to edit the package names in Manifest and throughout the files, it gives me tons of errors.
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