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应用背景开始是做movielense的数据，可以把原始数据任意划分为train.dat和test.dat，主要是为了做验证实验。非常简单明了，适合初学者看看，如果不喜欢，请轻喷。关键技术# -*- coding: cp936 -*- from sklearn import cross_validation c = [] filename = r"Raw.data" #原始数据 out_train = open(r"train.txt","w") #训练集 out_test = open(r"test.txt","w") #测试集 for line in open(filename):     items = line.strip().split(",")      c.append(items)   c_train,c_test = cross_validation.train_test_split(c,test_size=0.1)#size =你需要的比例 for i in c_train:     out_train.write(",".join(i)+" ") for i in c_test:     out_test.write(",".join(i)+" ")

简单的考试系统，读取文本来实现，可实现即时评分。-simple examination system, reading the text to achieve, can be realized immediately score.

自己编的，基于WordNet的字典，需要先安装wordnot，通过java3d构建wordnot的网状结构-Own based on the WordNet dictionary, the need to install wordnot, through java3d to build the network structure wordnot

Visual C++中的记事本，本源码对MFC的单文档作了比较详尽的说明，适合初学者入门学习参考，了解MFC单文档框架结构-Visual C of the notebook, the source of MFC single document made a more detailed note, suitable for beginners learning portal reference understanding MFC single document frame structure

这是一个邮件收发的源代码用c语言编写,可以实现在windows系统下的邮件收发功能.-This is a mail with the source code c language, can achieve in the Windows system under the mail function.

WINAPI所操作的INI文件的封装类,可以实现写数字字符串文件创建等功能.-WINAPI operated package INI file type, you can write numbers and strings to achieve the functions of file creation.

一个实现文件读取与写入的示例小程序,简单的记事本程序,重在理解文件操作原理-achieve a file read and write small programs example, the simple procedure of the notebook, it is important for understanding the document operation principle

用VB.NET开发的串口程序-with VB.NET development of the Serial procedures

气动方面，很多气动求解器使用的是有格式的plot3d格式文件，本程序可以将有格式的plot3d网格文件转换为无格式

一个关于VC编码过程中指针使用的源代码,包含了各种技巧-a coding process for VC Pointer use the source code, including a variety of skills