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这是一个Visual Basic 源代码程序，它通过变更用户权限的方法，让某一个应用程序在相对安全的状态下运行，从而提高系统的安全性。(This is a Visual Basic source code program, change user permissions, so that an application running in the relative safety of the state, to improve the security of the system.)

说明：  无线传感器节点定位算法，对高斯分布和对数模型采用CRBs和MLEs估计器对TOA和RSSI算法进行仿真。(Wireless sensor node localization algorithms, on the Gaussian distribution and logarithmic model CRBs and MLEs estimator for TOA and RSSI algorithm simulation.)

包括使用修正Gram-Schmit算法实现QR分解，自编LU分解、利用幂法和反幂法计算矩阵最大和最小特征值的程序。例外附有使用这些算法的例子供参考。 QR decomposition algorithm based on modified Gram-Schmit LU decomposition algorithm algorithm used to find maximum and minimum eigenvalue based on power and inverse power method and some examples are also included.-Including the use of Gram-Schmit amended QR decomposition algorithm, self-LU decomposition, the use of power law and inverse power method to calculate maximum and minimum matrix eigenvalue procedures. With the exception of the examples of the use of these algorithms for reference. QR decomposition algorithm based on modified Gram-Schmit LU decomposition algorithm algorithm used to find maximum and minimum eigenvalue based on power and inverse power method and some examples are also included.

UNIX网络编程，难度有点偏大，高手适合。-UNIX Network Programming, a bit too difficult, suitable for a master.

DRV8711的驱动，硬件SPI，8个寄存器的配置代码(The driver of the DRV8711, the hardware SPI, the configuration code of the 8 registers)

用Verilog HDL 语言写的在LCD液晶上显示文字的源程序-with Verilog HDL write on the LCD display text of the source

这个程序是阳历-阴历的转换程序，内容简单却很实用。想知道使用阴历生日朋友的阳历出生日期吗？用过本程序就知道了-the procedure is solar- lunar calendar conversion process is very simple and practical content. Wondered the use of the lunar calendar birthday friends solar calendar date of birth? Used this procedure will know

应用粒子群算法对IEEE33节点进行容量优化(Particle swarm optimization algorithm is used to optimize the capacity of IEEE33 nodes)

说明：  matlab的程序用于有效值，峭度，峰峰值特征提取(The program of MATLAB is used to extract the features of RMS, kurtosis and peak value)

利用cocos2d-x引擎制作的十字消除类，益智游戏(Use cocos2d-x engine produced Cross eliminate class, puzzle games)