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Java编程 在项目中的数据库层中的数据库访问类都从DatabaseObject类派生

在项目中的数据库层中的数据库访问类都从DatabaseObject类派生，这样只需要在一个地方设置数据连接，其他地方都不需要涉及数据库访问的具体连接代码。 　　如：User类专门负责Users组的权限控制等，只需要简单的代码就可以连接并访问数据库了。这里具体实 现与此文章无关，只举一两个模块做例子。 ...
https://www.eeworm.com/dl/633/487808.html
下载: 183
查看: 1063

书籍 Utility Maximization in Nonconvex Wireless Systems

Once upon a time, cellular wireless networks provided two basic services: voice telephony and low-rate text messaging. Users in the network were separated by orthogonal multiple access schemes, and cells by generous frequency reuse patterns [1]. Since then, the proliferation of wireless services, fi ...
https://www.eeworm.com/dl/522184.html
下载: 1
查看: 70

书籍 Wi-Fi(TM), Bluetooth(TM), Zigbee(TM) and WiMax(TM)

Today wireless is becoming the leader in communication choices among users. It is not anymore a backup solution for nomadic travellers but really a newmoodnaturallyusedeverywhereevenwhenthewiredcommunicationsare possible. Many technologies evolve then continuously, changing the telecom- munication w ...
https://www.eeworm.com/dl/522195.html
下载: 1
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书籍 RESTful+Rails+Development+Building

This book is focused on designing and developing Representational State Transfer (REST) platforms in Rails. REST is the architectural style of the Web, consisting of a set of constraints that, applied to components, connectors, and data elements, constitute the wider distributed hypermedia system th ...
https://www.eeworm.com/dl/522297.html
下载: 1
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技术资料 Google_Hacks

Google Hacks is a collection of industrial-strength, real-world, tested solutions to practical problems. This concise book offers a variety of interesting ways for power users to mine the enormous amount of information that Google has access to, and helps you have fun while doing it. You'll learn cl ...
https://www.eeworm.com/dl/938986.html
下载: 4
查看: 8548

无线通信 数字卫星设备控制兼容的天线供电系统设计

Abstract: This application note discusses a design for a phantom antenna power-supply system compatible with theDigital Satellite Equipment Control (DiSEqC) communication standard, using the MAX16948 automotive dual, highvoltageLDO/switch. The presented application circuit provides a remote antenn ...
https://www.eeworm.com/dl/510/36143.html
下载: 30
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驱动编程 YSS915 (KP2V2) is an LSI for processing Karaoke voice signals. This LSI has an A/D converter (1 cha

YSS915 (KP2V2) is an LSI for processing Karaoke voice signals. This LSI has an A/D converter (1 channel) for the microphone echo, and a memory for the microphone echo and key control. These features allow achieving the functions needed for the Karaoke system by using only one LSI chip. As for the mi ...
https://www.eeworm.com/dl/618/167640.html
下载: 39
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家庭/个人应用 本系统为在线相册系统

本系统为在线相册系统，使用方法（这里假定Tomcat 安装在本机，且为缺省的配置）： 1、在Tomcat的Webapps目录下建立一个目录，例如oa 。 2、将程序代码的build/web/目录下的全部文件复制 到Tomcat的webapps目录下oa目录。 3、启动Tomcat 4、在地址栏中输入http://localhost:8080/oa 缺省用户： Robin 管理员， 密码： ...
https://www.eeworm.com/dl/667/203720.html
下载: 164
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软件工程 书名：基本商业程序的建模 Essential Business Process Modeling (Paperback) 作者： Mike Havey 出版商：O Reilly 1 editio

书名：基本商业程序的建模 Essential Business Process Modeling (Paperback) 作者： Mike Havey 出版商：O Reilly 1 edition (August 18, 2005) 内容介绍： Ten years ago, groupware bundled with email and calendar applications helped track the flow of work from person to person within an organization. Workflo ...
https://www.eeworm.com/dl/540/212150.html
下载: 29
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其他嵌入式/单片机内容 Application Note Abstract This Application Note introduces a complete and detailed PSoC&reg project

Application Note Abstract This Application Note introduces a complete and detailed PSoC&reg project. Telephone Call Logger keeps the detailed record of approximately 945 phone calls (7-digit number is assumed to be one phone call) including date, start time and the duration of the phone call in the ...
https://www.eeworm.com/dl/687/267286.html
下载: 77
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