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! Auctions Yahoo! took the unusual step of endorsing its main auctions rival, eBay, as their 'preferred' service. Yahoo! Auctions was preferred by some sellers for its no-fee policy — all revenue was from advertising. Singaporean users chose to shy away from eBay after the closure of Yahoo! Auctions in Singapore, citing high fees and a cluttered website. In April 2001, Yahoo! acquired "SOLD.com.au", a major competitor to eBay in Australia. SOLD.com.au was previously owned by John Fairfax Holdings' online interactive arm, "F2". The site was given a new address within the yahoo.com domain. In August 2003, Yahoo! announced that the site