On a client project, we wanted to prevent search engines from accessing pages on the site. It needed to be directly linked to from some various sources, public, but not queryable. So we did the reasonable thing. We modified our robots.txt and added our metatags. Unfortunately, this didn't seem to work as we would expect and pages still showed up in Google searches.
Watching file sizes and following coding standards are only one simple way to optimize your website. Proper HTML will ensure you page is processed as smoothly as possible, but does not mean a major speed boost. When the dust settles from developing a new website, I turn to Google's PageSpeed for the round up of last minute tweaks.
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.
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">