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Stack and Queue 1. Differences 2. Definition of stack #include<iostream> #include<cstdio> #include<cstring> #include<algorithm> using namespace std; const int N=100010; int stk[N],tt; //insert stk[++tt]=x; //Eject tt--; //Determine if stack is empty if(tt>0) not empty else empty //Top of Stack stk[tt ...

CL236 configure IP failover – configure NFS Ganesha In this chapter, learn how to configure NFS Ganesha to solve the problem of high availability. RHCA column address: https://blog.csdn.net/qq_41765918/category_11532281.html NFS Ganesha feature NFS Ganesha is a user mode file server for NFS. It supports NFSv3, NFSv4 and NFSv ...

Using invariance to solve concurrency problem Invariance pattern We know that concurrency is the most likely cause of thread insecurity. The main reason is that there is data competition. If multiple threads read only and do not modify the same variable, there will be no thread safety problem. This idea is actually very simple, but it is also ...

title: javaEE(SSM) learning notes 4: dynamic SQL Dynamic SQL import [main function]: splice SQL clauses according to different conditions or different data to achieve similar programming effect in XML files. [main element (mark)]: Query criteria: single branch if; Multi branch choose... when... other Special treatment: where /trim Up ...

linux bg and fg commands Under linux, if we want a task or program to be executed in the background, we can use &. In fact, linux also provides commands for other task scheduling. bg: change a command suspended in the background to continue execution; [background background background]fg: transfer the command in the background to the fore ...

From: https://www.eet-china.com/mp/a55310.html hello, everybody. Today I'm going to take you to learn about USB device driver. Kernel version: 4.4.94 1. Linux USB subsystem Before introducing device-side drivers, let's look at the Linux USB subsystem. The subsystem here is relative to the entire Linux kernel, not a single device. The communic ...