call facebook

used for caching. NewsfeedArchitecture Write: Bob updates the status. The PHP program on the Web server not only sends the content to the MySQL database, but also sends the dynamic ID to a leaf through scribe.Server (leaf server selected based on Bob's user ID ). Read: Another Alice opens Facebook, loads the home page, the PHP program queries the aggregator server (thrift call), aggregator from s

We're re always looking for ways to make our computing infrastructure more efficient, and in 2010 we deployed hiphopFor PHP to help support the growing number of Facebook users. while hiphop has helped us make significant gains in the performance of our code, its reliance on static compilation makes optimizing our code time consuming. we were also compelled to developA separate hiphop interpreter (hphpi) that requires a lot of effort to maintain. so,

is normal in other browsers. However, the like button sometimes appears and sometimes does not appear normally in IE. Use the Facebook online code generation tool to perform the following operations: As mentioned in the second point, in the future to adapt to the old version of IE, you need to add the XML namespace in the HTML Tag, http://ogp.me/ns/fb#. This is a point that many developers easily forget. But this is not the case. Because we use Java

The world's largest PHP site Facebook backstage Technology Quest At this year's Facebook F8 developer Conference, 51CTO takes you through its latest open-plan strategy and semantic search. Today, we'll look at the software behind Facebook and see how Facebook is ensuring that 500 million of users ' systems are runnin

memory overflows? Of course it will crash! We have developed a library to solve this problem, we call it fresco. It can manage the images and memory used, and the app no longer crashes.Memory AreaTo understand exactly what Facebook is doing, we need to understand the difference between the heap memory that Android can use. The Java heap memory size of each app in Android is strictly limited. Each object is

It is extremely important to display images quickly and efficiently on Android devices. Over the past few years, we have encountered a lot of problems in how to efficiently store images. The picture is too big, but the memory of the phone is very small. The R, G, B, and alpha channels of each pixel occupy a total of 4byte of space. If the phone's screen is 480*800, then a screen-sized picture will occupy 1.5M of memory. The phone's memory is usually small, especially if the Android device alloca

into the TLS record protocol, Then write to the socket ...Wait! Don't you have a af_alg socket? Yes, this is one of the contents of this article, it is not time to explain.Not only HTTPS, but also the system development or operation and maintenance personnel on weekdays are very commonly used in SSH suite SCP, can not use sendfile, the reason ditto! We can see from the figure below.The same idea, see a description of the BSD system optimized HTTPS "optimizing TLS for High–bandwidth applications

Use sharesdk to log on to facebook, sharesdkfacebookUse sharesdk for facebook login by Wu xueyingUsing sharesdk to log on to facebook (you can also directly use Facebook-sdk-ios, but using sharesdk is relatively simple) is troublesome for Chinese apps to join facebook becaus

Article Description: three types and cases of F-commerce:facebook stores. F-commerce, who recently saw this kind of discussion on Weibo, is getting more and more, and many brands abroad do try it on Facebook. The so-called F-commerce, in short, is the sale of goods through Facebook. I have summed up the definition of the next F-commerce: Corporate branding leverages the

the years 6 months, Google published Worldwide Top 1000 website. Facebook is the champion. With Facebook's current size, many traditional server technologies will collapse or simply fail to support them. So how will Facebook's engineers make the site run smoothly in the face of 500 million of active users? Bole Online – This article in the Workplace blog will showcase the software that Facebook's engineers have used to accomplish this daunting task

一直以来，Facebook都被视为最受年轻人欢迎的社交媒体。毕竟此前在社交领域，能跟Facebook这一庞然巨物掰手腕的网站、应用几乎还没出现。但很显然，随着Instagram和Snapchat等新型社交应用的兴起，Facebook的社交方式呈现出“老态”。 一个个惨烈的数据，证明着Facebook正在失去年轻人的青睐。据美国皮尤研究中心调查显示，年龄介于13岁至17岁的美国青少年中，仅有51%使用Facebook。但高达72%的人使用Instagram，69%的人使用Snapchat。甚至弗雷斯特研究公司的最新调查显示，34%的美国年轻人认为

In just a few years to gallop in the strong, such as the internet market, and rise so fast. That shows what. Facebook and Twitter are getting such impressive results in such a short time. Appendix 1: established: 2004 February 4; industry: Internet; region: United States California State ; main business: Social network services. Company Address: Palatustanfo Research Industrial Park, California Facebook (u

Document directory 2.1 achieve high availability of namenode-avatarnode 2.2 hadoop RPC compatibility and data block availability 2.3 performance optimization of Real-Time Load 2.4 HDFS sync optimization and concurrent reading 3.1 row-level atomicity and consistency Availability 3.2 3.3 Performance Optimization Original article address: Http://blog.solrex.org/articles/facebook-realtime-hadoop-system.html Author: Yang Wenbo

The following content is from all over the internet simply sorted, because the previous period of time I have been studying thrift, the research of a little information to share to the needs of the peers! First section RPC technology and implementation introduction First, consider the RPC (Remote Procedure call) problem in distributed systems, a complete RPC module needs can be divided into three levels Services Layer (Service): RPC interface Defin

]; } } - ( Void ) Session :( Fbsession *) Session didlogin :( Fbuid ) UID { Status = 1 ; Nsstring * Fql = [ Nsstring Stringwithformat : @ "Select uid, name from user where uid = % LLD" , Self . Fbsession . UID ]; Nsdictionary * Params = [ Nsdictionary Dictionarywithobject : Fql forkey : @ "Query" ]; [[ Fbrequest Requestwithdelegate : Self ] Call : @ "

; Script.async = true;nbsp; script.src = url;nbsp; document.body.appendChild (script); nbsp;}nbsp; nbsp; return {nbsp; getfacebookcount:function (URL, callbackname) {nbsp; injectscript (' https:// Graph.facebook.com/?id= ' + URL + ' amp;callback= ' + callbackname);nbsp;},nbsp; gettwittercount:function (URL, Callbackname) {nbsp; injectscript (' http://urls.api.twitter.com/1/urls/count.json?url= ' + URL + ' amp;callback= ' + Callbackname);nbsp;}nbsp;};nbsp;}) ();nbsp; nbsp;//callback method nbsp;

Abandon dram, embrace flash, Facebook redo Memcached-CSDN.NET Abandon dram, embrace flash memory, Facebook redo memcachedPosted on | 2929 views | source Facebook | 9 comments | author FacebookFacebookmemcachedmcipper flashAbstract: The social media giant Facebook's "Cold Storage" strategy has taken another big step forward, and the guiding principles for movi

Will the cross-platform framework of mobile apps be Terminator? Come to visit React Native and facebookreact from Facebook Initial Exploration of React Native use February 06 2015 Facebook allows all React Conf participants to get a taste of the source code of React Native-a method for writing Native mobile apps. This method applies all the powerful functions of React. js to native applications. You can wr

Sina Science and technology news Beijing time March 23 morning, according to Science and technology blog Valleywag report, for " users complained about Facebook new page " incident, Facebook CEO Mark Zuckerberg (Mark Zuckerberg) responded, It is foolish to call a business that listens to user advice. March 13, Facebook