For KenoBarNight I just added a simple rating system mocking that of YouTube and others; a simple "I Like It" or "I Don't Like It". Use whatever verbage you'd like, that is what this script does.
Achievements seem to be popping up in every new web service. Why? Because achievements make you win the Internet. Okay, not really, but it does make your user feel more engaged into your web site. It gives the user a reason to use your site and do more things on your site. The best part is the achievements do not even need to be all that difficult.
Over at Business MBA, I found this awesome infographic labeled "Behind the Numbers" that breaks down some information about one of the largest companies out there, Google. View the whole article to see the infographic. From: BusinessMBA.org
When developing web applications it is always wise to use the most up to date APIs and know when to scale back on certain functionality. Google just posted a blog entry stating four mobile web app tips when using Google Maps.
With the new wave of mobile devices being a major way to access the Internet, it has become possible to customize web applications based on a user's location - or create web applications based on user location.
Google+ has released a rough outline on their API for accessing data. The Google+ API only allows for read-access to data, but this will still allow you to integrate a visitors social features around Google+.
Google just made it easy to link your Google+ profile to your blog or other articles. Simply ensure to put a link to your Google+ profile with a rel="author" tag.
<a rel="author" href="https://plus.google.com/101530880977549569019/" title="Google+ Profile">
mysql_real_escape_string() should always be used on data being placed into your SQL database.
If you plan on building a PHP application, you'll probably end up using cookies, especially if there are user accounts. Cookies will allow you to store specific data for a certain amount of time.