Programming-Pearls

智慧编程——数据分析、机器学习必备书！python语言代码示例，所有算法均附有解释说明。(collective intelligence——Data analysis and machine learning! Python language code examples, all algorithms are accompanied by explanatory notes.)

用matlab对Buck电路进行了仿真,简单直接可用，BUCK电路就是一种DC-DC转换器，简单的讲就是通过震荡电路将一直流电压转变为一高频电源，然后通过脉冲变压器、整流滤波回路输出需要的直流电压，类似于开关电源(The BUCK circuit is a kind of DC-DC converter, which is simply to convert a DC voltage to a high frequency power supply through a concussion circuit, and then output the required DC voltage through a pulse transformer and a rectifier filter circuit, similar to a switching power supply.)

一个简单c++入门的计算器程序。里面有控件，控件变量添加，实现简单的加减乘除功能。(A simple C Entry calculator program)

user subroutines in abaqus

名称：资源配置管理系统 功能简介：我们可以通过计算机管理系统队企业生产资源进行管理，解决传统管理方法中运作节奏慢和企业内部资源不能及时作出匹配和调整的问题，进而对企业内生产设备、资源配置、人力资源等进行更有效的管理，统一安排，降低企业资源的闲置与浪费，大大提高企业资源的利用率，提高企业的工作效率和经济效益。(Function brief introduction: We can force the computer management system for enterprise production and management resources to address the traditional management method of operation of the slow rhythm of internal resources and business matching and should not make timely adjust the problem, and thus the enterprise production equipment, resource allocation, human resources, etc. more effective management, unified arrangement, reducing idle and waste of resources and greatly improve the utilization of enterprise resources, improve enterprise efficiency and economic benefits.)

劳伦斯教授（罗格斯大学和加州大学圣巴巴拉分校），罗纳德·谢弗教授（斯坦福大学）的团队已经设计了的关于语音信号倒频谱分析的程序，适用，有创新点，里面有很好地注释资料。(The set of speech processing exercises have been designed by a team consisting of Prof. Lawrence Rabiner (Rutgers University and University of California, Santa Barbara), Prof. Ronald Schafer (Stanford University), Kirty Vedula and Siva Yedithi (Rutgers University). This exercise is intended to supplement the teaching material in the textbook “Theory and Applications of Digital Speech Processing” by L R Rabiner and R W Schafer.)

ZEMAX 光学设计软件的一些有用的宏语言(some Macro language of ZEMAX optical design software )

说明：  this file is required to guide through tranports

1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, or (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user.2n3904

英飞凌INFINEON开发板资料，学习英飞凌的好资料(INFINEON answers development board material, study the good material answers)