Mod Code

Recently in the preparation of a library management program, you need to verify the correctness of the ISBN code of the book, check some information to understand the composition of the ISBN code of the book, the details can refer to: ISBN - Wikipedia, the following is a brief description of what ISBN code: International Standard Book Number (ISBN; is-ben), is an internationally accepted or independent publication (except for regularly published journals). Publishers can be clear by ISBN ...

Modular concept modularity is to reduce cycle dependency, reduce coupling, improve design efficiency. To do this, we need to have a design rule where all the modules are designed under this rule. Good design rules classify the work tasks by classifying the coupling-intensive design parameters as a module. While the modules interact with each other through a fixed interface (the so-called visible parameters), other internal implementations (so-called implicit parameters) are Http://www.aliyun.com/zixun/aggrega by the module ...

php tutorial + mysql tutorial database tutorial unlimited classification code This paragraph php infinite classification code more complete, including the database is mysql, add, delete, edit, move the function, while also providing the database sql table structure // connect to the database $ link = mysql_connect ('localhost', 'root', '') or die (mysql_error ()); mysql_select_db ('class', $ link) or d ...

Long time ago saw Ytzong's "width of the adaptive input box" This article, feeling very good, very detailed, Yui grid decision width, the content decision height is indeed very practical. Personally think Ytzong this method has two very troublesome: <b><b><input type= "text" ></b></b> need to set 2 layer B label; Formula:. Fluid-input-inner{padding-rig ...

Login background to open the background of the global, SEO settings, url static full selection submit the rules uploaded to the web directory (forum root) modify the following statement/http://www.aliyun.com/zixun/aggregation/11656.html "> Discuz for your forum directory address, if the program is placed in the root directory, please change/discuz to/# to open Rewriteengine mode Rewri ...

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Apache is a very efficient WEB server, and is still the world's most popular Web server software first. The power of Apache is that we can develop many modules for it and configure it accordingly to make our Apache server more personal. 1, single sign-on module LemonLDAP LemonLdap can be a great Apache SSO function, and can handle ...

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MapReduce: Simple data processing on large cluster

It is the first algorithm that can be used both for data encryption and digital signature. It is easy to understand and operate, and very popular. The name of the algorithm is named after the inventor: Ron Rivest, Adi Shamir and Leonard Adleman. But the security of RSA has not been proved theoretically. It has undergone various attacks and has not yet been completely breached. One, RSA algorithm: First, find out three number, p,q,r, where P,q is two different prime numbers, R is with (P-1) (q-1) coprime number ... p,q ...