Google data centers in late 2013 and began selling off the barges in 2014. Most of the software stack that Google uses on their servers was developed in-house. According to a well-known Google employee, C++, Java, Python and (more recently) Go are favored over other programming languages. For example, the back end of Gmail is written in Java and the back end of Google Search is written in C++. Google has acknowledged that Python has played an important role from the beginning, and that it continues to do so as the system grows and evolves. The software that runs the Google infrastructure includes:
Yahoo! Buzz their site and would give them an advantage over larger online media companies such as Google and MSN, which were Yahoo!'s largest competitors in terms of search engines that provided services and web features to their customers. Unlike other social networking sites, Buzz allowed the publisher to modify the submission. Yahoo! announced on April 19, 2011, that it was killing off Buzz as of April 21, 2011. "This was a hard decision. However this will help us focus on our core strengths and new innovations", the company wrote in a brief statement. Yahoo! Buzz Yahoo! Buzz was a community-based news