The fundamental difference between Beijing and Silicon Valley is not the sky color, but the fact that on one side the young people are talking about buying a new house, a new car and getting married, while on the other side young people are talking about how to change the world.Now and then we can read from the newspaper or the Internet that a Silicon Valley company is valued over 1 billion US dollars. Also we can see many famous US IT brands on the Internet such as Google, Facebook,Twitter, Amazon... People are still wondering about why US companies are so creative. While in other places such...

According to Sina Tech, Research firm Berg Insight latest report shows that the global NFC smartphone sales increased by 300% to 140 million units in 2012.The report said that the compound annual growth rate of NFC smartphones sales will reach 48.2% in next few years, and in 2017 the number of smartphones sold will reach 1 billion units.NFC is widely used in mobile phones began in 2011, In 2012, the top ten mobile phone manufacturers launched nearly 100 models of NFC mobile phones. In addition to Apple's iPhone, Samsung and other manufacturers are all promoting NFC.Also applications depending ...

When we press Enter, F5 or Ctrl+F5 to refresh a webpage, is there any difference among them? Actually it's yes, we can find the difference from the request header and response header information.There are two cases about pressing Enter in the address bar. First if the page requested is cached and not expired in the browser, we can find the header information sent by the browser is :Host 192.168.3.174:8080User-Agent Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0Accept text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8Accept-Language zh-cn,zh;q=0.5Accept...

According to Xinhua news, China Mobile, the country's largest telecommunication company is expanding its commercial trials of 4G network across the country including Tibet.On Tuesday, the Tibet branch of China Mobile held a ceremony to mark the beginning of its 4G network trial in Tibet. This plan includes building new 4G base stations there and also provide support for connecting to the 4G network.In this new plan, China Mobile's high speed network services will soon benefit people living in the remote places. China's 4G network is also known as TD-LTE network is a home growing technology whi...

Many websites now allow users to login to their websites with some third party accounts such as login with Facebook or login with Twitter. This is because Facebook and Twitter have many users and they also provide a good API for third parties to access the user data. This also eases the work of users since they no need to enter the same data again and again in each website. Now Amazon also releases its own login with Amazon plugin. Now third party websites can embed the login with Amazon button on their websites so that Amazon users can login to those websites without creating new account.The ...

What are the things you like doing with your smartphones? Making phone calls? Playing games? Taking photos? Today we will not discuss what we should do with our smartphones, instead we will summarize 10 stupid things smartphone users usually do.1. Taking photos of food and share themPlease. The only time people want to stare at food is when we see the menu before ordering.2. Sending SMS to solve disputeYou will miss the two key components in communication : content and tone.3. Holding mobile phone high at a concertUsually holding mobile phone high at a concert is like holding a lightstick or l...

This week Yahoo has made a deal with Tumblr that Yahoo would acquire Tumblr with $1.1 billion. The reason why Yahoo wants to acquire Tumblr is still not so clear. It may be because they don't want to miss the chance again after they missed the chance to acquire Facebook. But anyway, let's take a tour to the office environment of Tumblr.The big logo after entering the door.The office building in Tumblr has two floors. Most people are working on the first floor.Cute decorationsTechnical team are have meeting in the kitchen. It's more efficient when every one stands.Food in the kitchen. Employees...

A meaningless editor warMany people like to debate which editor is the best. The biggest controversy is between Emacs and vi. vi supporters like to say: "Look it's very fast to type in vi, our fingers no need to leave the keyboard, we even no need to use the up,down,left and right keys" Emacs supporters often downplayed this and said: "What's the use of typing fast if I just need to press one key and it equals to dozens keys you type in vi?"In fact, there is another group of people who like to say: "About the war between Emacs and vi, my answer is {jEdit Geany, TextMate, Sublime ..." These peo...