In modern programming languages, programmers who are exposed to programming with too many threads know more or less about locks.Simply put, locks in multiple threads are mechanisms that ensure the consistency of shared resources when multiple threads modify shared resources in a multithreaded environment.Don't expand here.In a distributed env ...
Posted on Tue, 16 Jun 2020 13:17:31 -0400 by plasmahba
Purpose of the experiment
Complete code + test
Simulation of elevator scheduling algorithm to achieve disk scheduling.
Purpose of the experiment
Disk is a kind of high-speed, large number of rotating, direct access ...
Posted on Tue, 16 Jun 2020 04:39:09 -0400 by Mr Chris
Introduction to Nacos
Nacos is an open source tool launched by Alibaba company, which is used to realize service discovery and Configuration management of distributed system. The English full name is Dynamic Naming and Configuration Service. Na is Naming/NameServer, i.e. registration center. co is Configuration, i.e. Configuration ce ...
Posted on Tue, 16 Jun 2020 03:16:20 -0400 by david_s0
1 create nfs
Deploy the nfs service on the kubernetes master node and execute on the master node
#master node install nfs
yum -y install nfs-utils
#Create nfs directory
mkdir -p /nfs/data/
chmod -R 777 /nfs/data
#Edit the export file, which is the default configuration file of nfs
/nfs/data *(rw,no_root_sq ...
Posted on Tue, 16 Jun 2020 03:04:15 -0400 by snk
Lombok, an island in Indonesia, is Longmu island. But in the world of Java, it is a convenient class library, which can provide a lot of convenience, so it is favored by many people. But there are many objections. Why is that?
I went to Longmu island to shoot the sunset.
2 convenience provided by Lombok
In general, when we use P ...
Posted on Tue, 16 Jun 2020 02:12:32 -0400 by ShugNorris
Today, I mainly did the basic data management of the test user module, and encountered a relatively large problem. The user attributes are all IDS, but they need to be converted to the corresponding string type when returned to the front end, and then there are various kinds of validation of non mandatory parameters. A complex SQL, especially i ...
Posted on Tue, 16 Jun 2020 00:46:03 -0400 by RynMan
This article mainly explains the installation of kubentes under centos7
1 stand alone installation
1.1 installation via minikub (official minikub)
This section mainly introduces the installation of a local stand-alone kubenetes through minikube tool
1.1.1 minikube installation
If you need to install it in a virtual machine, you need to first in ...
Posted on Tue, 16 Jun 2020 00:31:57 -0400 by batman99
A few days ago, the company planned to develop a large platform integrating various management functions, and let me be responsible for the development of test related services. For the first time, I was really busy as a dog. The project was finally approved last week and officially entered the development stage this week. The general requireme ...
Posted on Mon, 15 Jun 2020 23:18:31 -0400 by jsschmitt
Starting at: Getting started with java | branch structure
java entry series, from scratch!!!
The last issue is the explanation of data types, mainly the introduction of identifiers, keywords, comments, variables and constants, as well as the introduction of basic types and reference types in data types
This is the fifth issue: it's an explan ...
Posted on Mon, 15 Jun 2020 00:57:20 -0400 by kashmirekat
ARTS is an activity launched by Chen Hao in the geek time column, aiming to stick to learning through sharing.
Each person writes an ARTS every week: Algorithm is an Algorithm problem, Review is to read an English article, technology / tips is to Share a small technology, and Share is to Share a point of view.
This week's ARTS yo ...
Posted on Mon, 15 Jun 2020 00:16:24 -0400 by char skd1