192.168.205.37: as master server
192.168.205.47: as middle server
192.168.205.57: as slave server
OS: centos 7 1810 with mini install
mariadb-5.5.60
Sometimes our database replicatio
Author: Simo
[Data Structure] Recent public ancestors of any two nodes in the binary tree
Question request: Give two nodes in the binary tree arbitrarily, and find their nearest ancestor
There are three types Situation:
1. The binary tree is a search binary tree
If the
How to update my Nginx with Yum in Centos 7
I used yum install nginx on my ECS server, but the version is not high enough to support http2. After Google search, I added a configuration file:
/etc/yum.repos.d/nginx.repo With content:
[Data Structure] HASH Table
[Data structure] Hash table Hash table is also called a hash table, which is a linear data structure. In general, the time complexity of o(1) can be used to add, delete, modify and check data. In
What video coding and streaming media services have there?
I’m looking for something, I can directly embed their uploader or send a video file and then encode the video, and allow me to stream the video through the player on the “my” website .
The se
[Data Structure] Maintenance Queue
T69293 maintenance queue topic description Alice gave Bob has arranged a lot of work. He is so busy that he decides to process these tasks in a “first in first out (FIFO)” order. But in the process
Coding style – confusion with Uncle Bob About Null Objects in Cleaning Codes in Cleaning Codes
I am reading Uncle Bob’s book on exception handling today, and what I can recall from handling null values is that methods should not handle null values because it will mess up the code. I’m a
Install GMP on CentOS
I tried to install GMP on CentOS, and I got this error:
yumdownloader –source gmp
Enabling mysql-tools-community-source repository
Enabling mysql-connectors-community-source repository
Enabl
[Data Structure] Implementation and Stack of Size
Heap generally refers to a binary heap, the structure is as follows
The number inside the circle refers to the subscript, and the content outside the circle, as shown in the figure, cannot be
“Data Structure” experiment 1: Flexible use of VC programming tools
“Data Structure” Experiment 1: Flexible use of VC programming tools One. .Experimental purpose
Review and consolidate the use of VC programming environment and C++ template design.
1. R