what is lithium community

The authoritative article is of course what is Web 2.0 from the boss of o'reilly Publishing. However, there is also an interesting saying: the Web2.0 is nothing but means the Web is going from client/server model to peer-to-peer

multi-threading features, to use multi-threaded tasks I still prefer to use java/c++ static type language.2, "For example, do not distinguish between byte stream, multibyte string, Unicode string, you need to write in PHP file Unicode, Utf-8, GBK strings must all be escaped with 16, this is a kind of what a crash experience." A few of the disgusting ones with Python not coded disaster? I don't have to worr

", but also cheated on the manuscript, and was tortured to change the manuscript countless times. Overnight, instant noodles, a logo has been changed more than 50 times, diligent to do "design." I think a lot of people who do design have experiences like this, right? Once the university has just graduated, after the community on the design of the sincerity is still in? The reason why I chose to do the desig

Docker is a newborn thing, and the concept is similar to virtualization. There are a lot of things about Docker getting started online. However, this paper discusses the characteristics, characteristics and principles of Docker, also introduces the installation test process with Chinese characteristics, and also talks about the community ecology and dockerfile of

becoming a WEB developer will soon be achieved. If you set your goal to be a WEB developer in a few months, when you can achieve your goals and the uncertainty of how far away your goals are, you may get nothing. Focus on habits rather than goals. Massage your chest, your arms will naturally warm up.So what you should do now is: spend 15 minutes a day programming on your schedule. Not more than 15 minutes,

solutions that can solve the Gil problem, but some are at the expense of performance at the expense of single-threaded and multithreaded I/o-intensive tasks, while others are too complex. After all, you don't want your python to run slower after the new version is released.Guido van Rossum, founder of BDFL of Python, responded to the community in the September 2007 article, "T easy to remove the GIL":"If t

In the new Rhel -based generally comes with SELinux, in most cases we disable selinux, in fact, since RHEL to integrate it, there must be his strengths and strengths, we use the following to understand SELinux, Maybe you'd like to use it.Original English from www.RedHat.comby Russell CokerTranslation: Hu ZhijiangMain contentIntroduced:SELinux Overview:SELinux in-depth research:Implementation of policies in Fedora:Default SELinux policy for Fedora:For more information about SELinux:About the auth

different software. You are trapped! Message-oriented middleware, data persistence layer middleware, Ajax, and so on. They are too complicated. If middleware can be provided as smaller components, more like a tool rather than a framework, it may be more attractive to us. Soap-Related Web solutions seem to want to solve all the problems of distributed systems again. Amazon provides soap and rest Web Services. About 30% of users use web services such as soap. They seem to be Java and. Net users

hardware. As the scale gets bigger, we try to make the software more fault tolerant and copy the data to a disposable machine so we don't have to repair the machine. You just have to destroy it and put the data back on another machine. This will make it cheaper to buy a machine and also to expand at a lower cost. ” "We do need to build custom and unusual things, because once we do, we lose the benefits of what the

"milestones" that I have in mind. What is a milestone? ①"Milestone" is an important part of a set of knowledge system , no matter which tutorial, how to start learning, it will always be a level you must face. It may not be difficult, but if you want to go further in your ability, the milestone will not be around. ② across "milestones", technology can get a qual

What is video-on-demand (VOD) technology VOD (Video on Demand) is the abbreviation of VOD technology, also known as interactive VOD system, meaning that according to the needs of users to play the corresponding video program, fundamentally changed the user in the past passive watch TV deficiencies. When you turn on the TV, you can not see ads, not for a program

production environment, thinkphp is fully qualified, the current domestic most projects are built on TP. From the operating practice, TP fully meet the production standards, the largest number of users. The topic asked TP and yii that excellent, nature is yii excellent, which is like, Python, no matter from what aspec

What level is your object-oriented technology? How to master OOP 1. Link object-oriented objects with the object abstraction of specific languages At the beginning of object-oriented technology, it seems useless to add a great theoretical explanation, what principles, methods, and so on. The only object that can be understood

Etherpad.Meteor, what exactly is NB's place?First, meteor architecture and Nodejs. This makesOne LanguageAnd can rely on Nodejs's powerful class libraries such as Http://socket.io built-inRealtime，Date on The Wireand other characteristics.On the basis of a language, meteor unifies the server-side and the client's data access, proposesDatabase Everywhere, a set of DB APIs greatly reduces the development bur

) neighbor-based horizontal segmentation3) * The route is not optimal. 36. What do you think is the concept of customer service technical support? 37. How is LSA7 spread? 38. What about BGP attributes?Required and optional for transition and non-transition1) Origin2) AS-P

dramatic, with 14 members, 7 of whom voted in favour of KDD and 7 in favor of data Mining. The last veteran proposed that the term "data mining is too vague to do scientific research", so the term "KDD" continues to be used in the scientific research community. In the commercial world, because "knowledge discovery in Databases" seems too lengthy, a more popular and simple term-"data mining"-

tracker has a very active development community. Join the mailing list and report issues on our Issue tracker.The above translations are from the official website of Apache Zeppelin (incubating).Because binary installation packages are not currently available, you need to compile them yourself.If you have a tool that lets you write shell code, Python code, and Scala code on the same Web page, do you want it?What