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这是自己编写的一个简易计算器，用于加减乘除计算，还有百分比和平方。(I have written a simple calculator for arithmetic calculations, as well as percentages and square.)

在 Visual C++中操作Excel,对开发数据库管理系统很有意义(Operation Excel in Visual c + +, is very meaningful to the development of database management system)

VB绘制公交线路节点演示程序代码,有需要的下。(VB rendering node demo code, bus lines in need.)

自动采集小说程序，对于建站很有帮助，试试吧(Automatic acquisition novel procedure for the Jianzhan helpful, give it a try)

编写一个完整的C++程序，分别用下面的三个函数，给在函数main中定义的变量count加上1，然后比较一下三种方法的优劣。三个函数是：(To write a complete C++ of procedures, with the following three functions, respectively, to the variable count defined in function main with a, then compare the pros and cons of the three methods. The three functions are:)

ncurses library file Developed source code()

方程计算器 一元一次，一元二次，二元一次皆可，自动报错。 (One dollar equation calculator, a quadratic, binary one can be, automatic error.)

日出日落计算,可以根据经纬度计算 日出日落时间(Sunrise and sunset calculations)

实现六自由度运动学逆解算法，最大似然（ML）准则和最大后验概率（MAP）准则，实现用SDRAM运行nios，同时用SRAM保存摄像头数据。( Six degrees of freedom to achieve inverse kinematics algorithm, Maximum Likelihood (ML) criteria and maximum a posteriori (MAP) criterion, Implemented with SDRAM run nios, while saving camera data SRAM.)

简单计算器的界面代码，以及实现相关功能,加减乘除清零等(Simple calculator interface code, as well as the relevant functions)