介绍webwork的开发使用，适合初学者使用。

JPEG图像标准的英文资料，对了解JPEG图像格式有很大帮助，PDF格式17页。-english material of jpeg criterion,it is useful to study JPEG file format.17 pages of pdf.

本文主要介绍了ADI 公司最新推出的三相高精度多功能电能计量芯片ADE7878， 以及其在谐波计量中的应用，重点阐述了ADE7878 的功能特点，典型电路以及电能计量 方法，尤其对ADE7878 校表流程及其算法做了详细介绍。-This paper describes the ADI" s latest high-precision multi-function three-phase energy metering chip ADE7878, as well as its application in harmonic measurement, focusing on the features of the ADE7878, the typical circuit, as well as power measurement methods, especially for the ADE7878 School tables process and its algorithm has done a detailed introduction.

1－中国金融集成电路（IC）卡电子钱包电子存折卡片规范.doc-China financial integrated circuit card specifications― Part 1：Electronic purse/electronic deposit card specification

此文档是大名鼎鼎的《Thinking in Java》的中英文双译版，具有很高的价值-This document is the famous Thinking in Java in Chinese and English dual-language edition, with a high value

C++ Primer 3E中文完美版-C Primer 3E perfect Chinese version

Desribes details_process_progress_dialog

Base64是MIME邮件中常用的编码方式之一。它的主要思想是将输入的字符串或数据编码成只含有{ A - Z , a - z , 0 - 9 , + , / }这64个可打印字符的串，故称为“Base64”。-Base64 is a MIME message encoding one of the ways commonly used. Its main idea is to input data encoded into a string or contains only (A- Z, a- z, 0- 9,+, /) This 64 string of printable characters, so called

英文原版，给java Fans一个充电的机会。-English original, java Fans to a charge of opportunity.

有关C++面向对象的源代码-the C object-oriented source code

python web programming 部分-python web programming part