ruby on rails web development tutorial

The following points summarize the characteristics and advantages of choosing PHP as a website development language. 1. Open source PHP is an open source language (free to download, free to use, free to share), and no developer or user is charged for using PHP 2. Portability PHP can run on any server (whether Windows or Linux), of course, the benefits of choosing a Linux server is better than Windows Server, because the former is 0 cost 3. Eas

PHP with its ease of use is quickly promoted, but not easy to use it does not mean that it can be used, in fact, many programmers use it very easy to set up a Web application system, but how many people carefully consider their code, is easy to maintain, is strong enough, not efficient enough, is safe enough, This becomes a critical factor when PHP is used to build large web sites. Let's start with a slight

Some common functions in PHP dynamic web page development. Add the following reference content at the beginning of the php web page :? $ Time_startgetmicrotime (); functiongetmicrotime () {list ($ usec, $ sec) explode (, microtime (); return (float adds the following to the beginning of the php web page Refe

In the eyes of most network dev, ASP programming and JSP programming are considered to be the front-runner, and PHP script is considered a weak "struggling", or it is a language to be used as an amateur, not value to participate in Enterprise Network Dev competition. In my opinion, the reason PHP script is not considered a competitor is that the reviewer lacks knowledge of it and does not know about other operations for Web Dev Systam In the eyes of m

This article mainly introduces the preferred framework for mobile device web development: zeptojs, which is compatible with jquery APIs, so it is not difficult to learn or use it, you can refer to a recent article about a new js framework named zepto. js, which is applicable to mobile devices that already have desktop browsers except the ie series .. It is compatible with jquery APIs, so it is not difficul

table. It can also be obtained based on the city level or user level. You can set it on your own .)At this time, there is a basic time. There is a basic capital output. There is an interval. Let it be executed cyclically.As mentioned above, the server uses the C language timer. The client uses javascript.Server. The resource timer is set to run once every 5 minutes. The error is 5 minutes. This is acceptable for web games. (The combat timer takes one

1, the definition, the name and the classification divides into the scalar quantity, the array variable as well as the object three type 2, the printing and the output variable echo statement printf () function instance: printf ("%d bootles of beer on%s", "the Wall"); printf ("The%2\ $s Liks to%1 $ s", "bark", "dog"); sprintf () function instance: $formatted = fprintf ("%01.2f", $var); 3. Display array and object Print_r (arrays and variables); Var_dump (array \ variable \ Object) var_export (ar

$ action_time, and we assume that the interval is executed every hour. That is, $ action_time = 3600; (the specific value is obtained based on your initialization table. It can also be obtained based on the city level or user level. You can set it on your own .) At this time, there is a basic time. There is a basic capital output. There is an interval. Let it be executed cyclically. As mentioned above, the server uses the C language timer. The client uses JavaScript. Server. The resource

your initialization table. It can also be obtained based on the city level or user level. You can set it on your own .)At this time, there is a basic time. There is a basic capital output. There is an interval. Let it be executed cyclically.As mentioned above, the server uses the C language timer. The client uses javascript.Server. The resource timer is set to run once every 5 minutes. The error is 5 minutes. This is acceptable for web games. (The co