Rails New Record

With the explosion of information, micro-blogging website Twitter was born. It is no exaggeration to describe Twitter's growth with the word "born". Twitter has grown from 0 to 66,000 since May 2006, when the number of Twitter users rose to 1.5 in December 2007. Another year, December 2008, Twitter's number of users reached 5 million. [1] The success of Twitter is a prerequisite for the ability to provide services to tens of millions of users at the same time and to deliver services faster. [2,3,4 ...

In 2001, I faced a choice to learn PHP or asp.net. 　　I finally picked the latter, but I still doubt that the choice is really bad. 　　It was 2001, and I faced a choice. Imagine if you could go back to the past and rewrite your technical career. What important moments will you want to change? In 2001, I worked as a joint partner with a successful web consulting firm to deal with the Classic ASP. At the time, these things were great. We are a Microsoft products distributor, ...

Absrtact: The hacker Marathon is the programmer's American Idol, very popular. Participating in the hacking marathon, in addition to keen to delve into the technology of software engineers, as well as the team from the VC company. The competition organizers will provide a free diet.     The hacker marathon is a few hackers marathon is the programmer's "American Idol", very popular.     Participating in the hacking marathon, in addition to keen to delve into the technology of software engineers, as well as the team from the VC company. The Competition party will ...

"3" cache = = Cash Cache = = Cash, cache equals cash income. Although this is a bit exaggerated, the correct use of caching for the construction of large Web sites is a vital event. The response speed of a website in response to a user request is a major factor affecting the user experience. There are many reasons to affect speed, one of the important reasons is the hard disk read/write (disk IO). Table 1 compares memory (RAM), HDD (disk), and new Flash (Flash), speed in reading and writing ...

August 3, 2013, "Sky City" in Japan hit a new 143,119 tweets per second Twitter peak record, Twitter is the average number of tweets per second (TPS) 5,700 of 25 times times. 　　It is noteworthy that, in the absence of an indication of the "flood peak", the new Twitter system platform has not been flooded with the push-text jam caused by any delay or even downtime. The performance of the old Twitter architecture compared to the new architecture just three years ago, in the 2010 World Cup, a penalty and a red ...

Sheng up 2,600 points, close to the lower end of the platform last July, because the platform as once lured trap, its resistance is not much to say.　　Friday Although the market to Yang Line, but the turnover has shrunk, the volume price deviation shows the main market differences increase. Author: View the sound Court source: Today's investment in the market to accelerate the attack Thursday, both Shanghai and Shenzhen both opened a low, although the stock index is volatile, but the upward trend has not changed. In particular, after midday, the stock index was very weak, after the rally in the surrounding stock market, so that the Shanghai and Shenzhen final plate warmer. Finally, Shanghai 2597.45 ...

The architectural challenges behind the tumblr:150 of billions of months of browsing are the same as many emerging websites, where the famous light blogging service Tumblr is facing the bottleneck of the system architecture in the rapid development. 500 million times a day, peak 40,000 requests per second, 3TB of new data storage, more than 1000 servers, in this case how to ensure the smooth operation of the old system, smooth transition to the new system, Tumblr is facing enormous challenges. Tumblr was very typical of lamp applications. is currently evolving to a distributed service model based on SCA ...

Lead: When I first heard the word "Internet of things", I immediately came out of a cold sweat, because I think of the moment I have to pay 300 yuan to ask people to do a few SB page, but blackmail the courtyard 2000 Yuan "XX University of Physics and Information College Friendship website" ... But then some experts said that the Internet is actually logistics and commodity management information framework platform, so has been on the logistics industry express little brother's income rather jealous I began to the internet of things to ignite a raging passion, even if can not join the logistics industry, I can also in and casually drop my parcel express small brother ...

Absrtact: Solomon and Blumberg have been friends since elementary school. In 1995, two people opened a company called Brick Wall Management. They have a steady set of clients, but Solomon is increasingly talking about how bad things are, who is being cut, who is bankrupt Solomon and Blumberg are friends from elementary school. In 1995, two people opened a company called Brick Wall Management. They have ...

Original usability for handheld devices versus consolidator the usability of handheld devices many users currently use different mobile devices in different environments-including smartphones, digital cameras, MP3 players, ebook and GPS (Global Positioning System). How does the user interface behave on the device after the user leaves the desktop? How to design devices-including hardware-driven controls, interaction models, and function key layouts —...