A small blog.

How to avoid your emails from ending up as spam.

So you've create this great online app, you've opened it up for people to register, but then you realize one thing --  your emails are ending up in your user's spam boxes. How one service judges an email may differ greatly from another service.  Email filters generally calculate some type of "spam score" generated from their own algorithms based on a variety of factors, so the best thing you can do is to eliminate as many common variables as you can.

Here are a few things you could do to make it more likely to make it through those pe ...
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Tags:   email  spam  junkmail  filters  dkim  spf  

IE10 & ASP : _doPostBack is undefined & Exception message: Input string was not in a correct format.

IE10 is breaking older versions of ASP.NET. In my case, a client running ASP.NET 2.0 encountered the following problems.  Here are some quick fixes for them as well.

Note:  If you notice that your problem only occurs on IE10 (and not previous versions of IE), then you might want to try this first:

Simple add this meta tag to your site header:  

<meta http-equiv="X-UA-Compatible" content="IE=8" />

adding this tag will tell IE10 to run in IE8 documents mode (compatibility).  This may solve your problem as a short-term fix.  Long term ...
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Tags:   IE10  

Prevent iOS Zoom on Text Input Fields

Whenever a user clicks on a html input text field of a web page in iOS, Safari has an annoying little habit of zooming in (albeit slightly) while the soft keyboard comes up.  When a user dismissed the soft keyboard, the browser stays zoomed requiring the user to zoom-out again.  It seems like a slight overlook on Apple's part.   So how do you disable this behavior?

The "proper" way:

Prevent zooming all together by adding this meta tag to your head:  

<meta name="viewport" content="width=device-width ...
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Tags:   Mobile Web  iOS  Zoom  Input  

Getting Intermittent Facebook API Error Code: 191

Did you integrate Facebook Login Authentication in your website and you intermittently get a report from users of a "An error occurred. Please try again." message from Facebook? It's a great descriptive message unless the user is already logged into FB. Then they give you additional information like this:

API Error Code: 191

API Error Description: The specified URL is not owned by the application

Error Message: Invalid redirect_url: Given URL is not allowed by the Application configuration.

How to solve this:

1. Make sure your site URL specified in the app s ...
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Tags:   Intermittent  191  Facebook API  site url  error not loading on my macbook, mountain lion

This is to share a solution to a problem that may affect Macbook users using Mountain Lion OS X and having problems loading

Two days ago, I suddenly found that I couldn't load and ONLY I would get a timeout error trying to reach Facebook. Attempts to reach (without the www) won't work since redirects to All other sites worked fine. I have a Macbook Pro, using Mountain Lion OSX 10.8.

I tried every solution I could find on the net:

Cleared browser caches
Flushed the DNS on my ...
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