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“Origin null is not allowed by Access-Control-Allow-Origin” error for request made by application ru
I'm developing a page that pulls images from Flickr and Panoramio via jQuery's AJAX support.
17 Answers
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How to view/delete local storage in Firefox?
... on the tiny bug icon in the lower right)
Go to the DOM tab
Scroll down to and expand localStorage
Right-click the item you wish to delete and press Delete Property
Developer Console Method
You can enter these commands into the console:
localStorage; // click arrow to view object's properties
lo...
open_basedir restriction in effect. File(/) is not within the allowed path(s):
...ng this error on an avatar upload on my site. I've never gotten it before and nothing was changed recently for me to begin getting this error...
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Create timestamp variable in bash script
...ittle easier. I want to create the variable at the beginning of the script and have it print out the current time whenever I issue echo $timestamp . It proving to be more difficult then I thought. Here are some things I've tried:
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What does “./bin/www” do in Express 4.x?
I just started to learn about Express 4.0 in my Node.js app, and I found that it generated ./bin/www file, on which only the application server and port settings are written and everything others like middleware and routing is defined in ./app.js file.
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How to apply !important using .css()?
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The problem is caused by jQuery not understanding the !important attribute, and as such fails to apply the rule.
You might be able to work around that problem, and apply the rule by referring to it, via addClass():
.importantRule { width: 100px !important; }
$('#el...
Cleaner way to do a null check in C#? [duplicate]
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In a generic way, you may use an expression tree and check with an extension method:
if (!person.IsNull(p => p.contact.address.city))
{
//Nothing is null
}
Full code:
public class IsNullVisitor : ExpressionVisitor
{
public bool IsNull { get; private set; }
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Setting DEBUG = False causes 500 Error
...UG = False , my site will generate 500 (using wsgi & manage.py runserver), and there is no error info in Apache error log and it will run normally when I change debug to True .
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How do I edit the Visual Studio templates for new C# class/interface?
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Extract, edit and recompress. Paths are for the class template, but the interface templates are in the same folder.
You may want to edit the VS template file in each to remove the fact that they don't automatically add references to the a...
Eclipse hangs on loading workbench
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DISCLAIMER: THIS WILL DELETE ALL OF YOUR ECLIPSE WORKSPACE SETTINGS AND YOU WILL HAVE TO RE-IMPORT ALL YOUR PROJECTS, THERE ARE LESS DESTRUCTIVE ANSWERS HERE
Try the following:
Delete the .metadata folder in your local workspace (this is what worked for me). It seems that it contains a .LO...