技术笔记本

#include using namespace std;int main(){ unsigned int column; cin>>column; if ( column > 0){ cout<<"invalid input"<<endl; return 1; } char begin = 'A'; cha

bit相关算法实现，原文链接

Regular expressions are a pattern matching standard for string parsing and replacement. They are used on a wide range of platforms and programming environments. Originally missing in Visual Basic, reg

As part of the research for my book, I came across an algorithm called Redlock on the Redis website. The algorithm claims to implement fault-tolerant distributed locks (or rather, leases [1]) on top o...

Tutorial on Binary Descriptors – part 1Why Binary Descriptors?Following the previous post on descriptors, we’re now familiar with histogram of gradients (HOG) based patch descriptors. SIFT[1], SUR...