Programming VIP

1, What exactly is the $symbol? $is the attribute defined for the window object in jQuery $and jQuery can be interchanged when used. In fact, it is a function, which comes from the jQuery library jQuery and $are used as an attribute of window             window.jQuery = window.$ = jQuery;             ...

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 ...

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 ...

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 ...

Environment Configuration Linux 0 .vimrc #Create a new file in your own directory (~). vimrc vim ~/.vimrc #Add a text configuration (as follows... #Indicates how many spaces a tab shows by default 8 set tabstop=2 #Represents the length of the indentation that falls back when the backspace key is pressed in edit mode set softtabstop=2 #Re ...