Facebook's photo sharing is very popular, so far, FacebookThe user has uploaded 15 billion photos, plus thumbnails, with a total capacity of more than 0.2 billion Pb. The number of new photos per week is 20 million, which is about 25 Tb. during peak hours, FacebookProcessing 0.55 million photos per second makes managing the data a huge challenge. This article, written by Facebook engineers, describes how they manage these photos.Old NFS photo Architec
HDFs design is designed to store large files (such as log files), batch processing, sequential I/O. However, the original intention of hbase design on HDFs is to solve the request of random reading and writing of massive data. How do you rub together the two components that are diametrically opposed to each other's original design? This layered structure is designed to make the architecture clearer, hbase layers and hdfs layers, but it brings potential performance degradation. Two of the most co
The key hashes is to let Facebook know that your app is not the app that was set up, so you can access the Facebook API.
Here's how to get the key hashes:
1. Download OpenSSL first
2. Place the Openssl.exe under the C:\Program files\java\jre7\bin file
3. Open cmd.exe, go to C:\Program files\java\jre7\bin, make KeyStore file, as followsKeytool-genkey-v-keystore xxx.keystore-alias yyy-keyalg rsa-keysize 20
1, Sell: In fact, not just based on the Facebook app, many web App creators want their products to sell a good price (such as YouTube), do not exclude a lot of web The creator of the app's position on the profit model of his product is to sell-it seems to have become a trend.
2, Develop: An indirect way to get funds is to attract third parties to join the investment team. There are already many companies posted on Facebook's developer forums,
3, Adver
If your site or blog has an inline Facebook page, you might want to know how many fans you have. This code will help you check the number of Facebook fans, remember, and don't forget to add the code to the second line of your page ID. The code is as follows:
In design, Paper is my personal favorite product, in addition to its innovative mobile App interaction and many surprising design details, the initial use of the magnetic female guide is also quite commendable. The article was to be shared with you after reading a speech on new user guidance in a small-scale technology-sharing session of the Paper team, posted on YouTube on April 18.
Background: April 18, Facebook posted a video of the Paper team's s
/hostapd.conf.configuration of ATC tools
Reference articlesGitHubUse of the Web Environment Simulation tool ATC in Facebook
ATC tool configuration is a lot easier than WiFi hotspot sharing, just follow GitHub. Start ATC
sudo atcd--atcd-wan eth0--atcd-lan wlan0
start the ATC profile configuration Interface
Python manage.py runserver 0.0.0.0:8000
link ATC profile Configuration Interface
I've added a few profiles of
Facebook said Flash security vulnerabilities could damage its business
Early in the year, Adobe Flash was found to have a serious security vulnerability. Hackers can take over anyone's computer and install malware. Chrome and Firefox subsequently disabled Adobe Flash. Now Facebook also says the problem hit their bottom line.
In an ICP filing with u. S. regulators, F
automatically frees up memory! Facebook launches powerful Android Image library frescoFast and efficient display of images is extremely important for Android devices, but in the past few years we have faced a lot of problems in effectively storing images. The picture is too big, and the phone has only a small amount of memory, especially the Android device to partition the memory to each application. Therefore, too many pictures will always consume mo
PHP is one of the most widely used scripting languages. it has been used by tens of millions of websites, but it does not yet have a formal language specification. Facebook engineers and PHP core developer SaraGolemon announced a formal specification plan at the OSCON meeting held at the beginning of last month. the draft specification has been published on Github. Facebook's website is mainly based on the PHP language. in the past few years,
The US tech blog BusinessInsider recently interviewed Jim whitehirst, CEO of RedHat, and said that open-source applications are almost everywhere today, and technology companies, banks, and stock exchanges are all using them. Without open source, Google and Facebook cannot survive. The following is an interview transcript: Q: How do you answer "What is Linux? A: Linux is the first model of user-driven innovation. It has created such a large scale and
This article introduces the specific implementation of the facebook sharing function on the webpage. for detailed code, see this article.
The code is as follows:
Digress: directly jump to the share button on the facebook login page:
Url: http://www.facebook.com/sharer.php? U = www.baidu.com t = 123213123
Here, the u parameter is the link you want to share. The t parameter is not clear yet.
The facebook sharing function is implemented on the webpage. Copy the code as follows: spanspanstyleword-wrap: normal
The code is as follows:
Digress: directly jump to the share button on the facebook login page:
Url: http://www.facebook.com/sharer.php? U = www.baidu.com t = 123213123
Here, the u parameter is the link you want to share. The t parameter is not clear yet.
Facebook experienced large-scale downtime on Thursday, with the affected users covering the world. Facebook went down for about 40 minutes. Twitter users complained about Facebook's downtime on the social networking site. When a user logs on to the Facebook website, an error message is displayed, saying: "Sorry, something went wrong ...... We are trying to fix th
Facebook provided information related to the server size a month ago. they used about 30 thousand servers, and most servers run PHP code to generate users' social websites. Driven by climate change discussions in Copenhagen: how much carbon will these servers generate? If PHP code is replaced by other languages, SyntaxHighlighter. all () will be reduced ()
Facebook provided information related to the serve
Feather QiPublic Number: 37-point 2-degree experience (Id:ali-ccoux)Banner production: Morning Reading Hall-small Shallow singWelcome to Morning Reading class, E-mail: [Email protected]The Internet era product competition is fierce, product excellence is not the same as technology leader. As Lo Zhenyu said, "The industrial era is loaded with specific functions, the Internet era is loaded with fun and emotion," as Steve Jobs said "We are at the intersection of technology and humanities", the func
1. Tips: in fact, not just Facebook-based Apps, many web app creators want their products to sell for a good price (such as YouTube ), nor does it exclude the positioning of many web app creators for the profit model of their own products, that is, selling-it seems to have become a trend ~
2. Develop: an indirect way to obtain funds is to attract a third party to join the investment team. Currently, many companies have posted cooperation intentions o
Yahoo! "Rushmore" yahoo will be integrated with Facebook on a large scale
The so-called "Rushmore plan" is the integration of Yahoo, a giant Internet portal and a large social network. Today, Yahoo announced that it will be fully integrated with Facebook, from Yahoo's news sites to Flickr and Yahoo Mail, yahoo: in the first half of the year, Yahoo users will be able to view the status of their
Original article: how to install Facebook pages through Flash templatesProblem:
You want to use flash templates to install Facebook pages
Solution:
Please refer to the detailed steps below
Explanation:
Register on www.facebook.com or log on to your account
If you do not have a special page, you can create one on www.facebook.com/page/create.php.
For details about how to create your application on
Facebook announced the launch of the C + + HTTP Framework Proxygen, which included an HTTP server. Proxygen is oxygen homophonic, support SPDY/3 and spdy/3.1, the future will also support HTTP/2.Facebook engineers say Proxygen is not designing an alternative to the popular HTTP server Apache or Nginx, but is committed to building a high-performance C + + HTTP framework that is easy to integrate into existin
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