popular lms

MTA (Mail transfer Agent)-For server administrators, the message transfer agent is the most important tool. The main task of the MTA is to send e-mail messages from one host to another host. The MTA uses SMTP (Simple Mail Transfer Protocol) to deliver e-mail messages. To make it clearer to you, the clients we use to send and receive mail are also using SMTP, but they are not MTA. They are just an application that provides some kind of interface for users to send and receive mail. They are called

running Phoronix Test Suite are not typical users, but more likely to be software and hardware enthusiasts, enterprise service administrators, and other professionals.EXT4 is still the most popular file system used in benchmark testing.Ubuntu is still the most popular Linux distribution in benchmark testing, but CentOS, Arch, Debian and other distributions are doing well. The peaks of other distributions m

OverviewRecently See the Reference Counter section of PHP, first by a variety of Halo, and then by looking at the blog and analysis, summed up a more popular explanation, can help oneself very good memory, but also hope to help you readers. Here is a more orthodox explanation: a reference to PHP variables (http://hilojack.sinaapp.com/?p=1392).SuggestionsThe study of PHP reference counter changes can be learned by installing the xdebug extension, which

The popularity of programming languages, the number of people learning, and the rise of AI have also changed the most popular programming language rankings. Let's take a look.1. PythonPython's history dates back to the 1989 and is popular with its fans for its highly readable code. Many programmers think this is the simplest language to start with.Python is an object-oriented, interpretive computer programm

After the popularity of web Web services, remote calls across gateways are no longer an obstacle, the Internet from simple information publishing-------------Web applications to the Web service, at this time, the role of the browser will be reduced, the current popular software structure C/s and b/a two models, In terms of function, B/s mode has a large number of restrictions, making the maintenance of the program development is very difficult, and th

When it comes to the word hot traffic, I think we will soon think of using hot topics or hot events to obtain short-term high flow, in the SEO this way is generally called interception of traffic, that is, the use of SEO methods to get popular keywords in the short term, so as to obtain short-term hot traffic. For example, there are often some hype topics on the Internet, this will lead to a lot of people on the topic of the relevant keyword search, a

Guide: Although MySQL is one of the most popular programs, many developers think it is necessary to split it into other projects, and each branch project has its own expertise. This demand, along with Oracle's concern about the slow growth of core products, has led to the emergence of many sub-projects and branches of interest to developers. This article will discuss three popular MySQL branches of interest

Transferred from: http://www.oschina.net/question/258230_134502In general, there are two kinds of database things: Reading things (select), modifying Things (Update,insert). When there is no isolation control, multiple things at the same time on the same (the operation of the data may affect the results of the final expected, there are usually four cases(1) Two updates when you modify a piece of data at the same time, it is obvious that this situation is the most serious, in any case, the progra

, hosting costs, and without an effective profit model, these free cinemas have to be closed or merged with a pay movie website. Of course there are still some free movie sites on the internet, but after going in you will find that it is really difficult to see a movie, you need to install a dedicated plugin do not say, a bunch of ads, and even you can hardly find the actual link to see the movie where, a not careful on the "recruit", in order to see a film, Then need to reload the operating sy

Popular is a side to look at the software, different from other download tools, download speed to meet your smooth viewing that is normal. Slow download speed: 1. In the popular right corner of the menu "set"-> "option"-> "network Connection", point "global maximum upload speed", Limit upload speed, such as 35K 2. If some network acceleration software is installed, they need to be shut down, such as PP

Through the popular version of the HTML and HTML to introduce the role of the div CSS relationship. What is html:http://www.3lian.com/edu/2011/09-25/10681.html HTML page structure: http://www.3lian.com/edu/2011/09-25/10682.html The above is the basis of the proposal first read the above 2 articles before looking at the following content. HTML Popular definition Pop