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N methods of implementing WordCount in Spark    Hello, everyone. I won't introduce myself here. Let's talk about WordCount, that is, word frequency. You may learn from various channels that data processing will bear the brunt of WordCount. Why? Because WordCount is simple. But it can well describe data processing and data stati ...

1, Jenkins basic overview 1.1 what is Jenkins Jenkins is an open source continuous integration tool that provides a friendly operation interface. It is developed by JAVA. Jenkins is a scheduling platform that does not handle anything and calls third-party plug-ins to complete all work. Jenkins is an open source CI & CD software leader ...

A basic APP build script. Please ignore this article. The author is not talented and can only try to sum up experience repeatedly.FROM fake front end Engineer background The official development tool HBX (abbreviated as HbuilderX) of UniApp needs to manually export the project file and then operate the Android project. Recall the scena ...

catalog 1, Environment 2, Installation procedure 3, Use 4, 500 problem solving 1, Environment linux: centos7 docker:18.06.3-ce gitlab: twang2218/gitlab-ce-zh(Sinicized GitLab Community Edition) 2, Installation procedure To configure the image accelerator (skip this step if you have already configured it), open the / etc/docker/daemon.j ...

Optimization term 1. Close selinux, firewalld (centos7) / iptables (centos6) 2. Modify character set 3, Simplify startup items 4. Modify maximum file descriptor 5. Modify yum source and install common tools 6. Optimize system kernel 7. Optimize ssh login speed 8. Disable ctrl+alt+del restart 9. Set time synchronization 10. history opt ...

I haven't written a blog for a long time. Although I haven't written a few articles, I'm still active in the Internet industry... Needless to say, it's useless. Let's share how to synchronize Git services.Git service we usually use gitlab rake tool to do regular backup. When there is a problem, we can use backup recovery. Is there a need for a ...

Chapter 5: 5-1~5-5 Freestyle Job 1, Three swordsmen Environment Introduction (Jenkins, Ansible, Gitlab) 2, Jenkins, Ansible, Gitlab 2.1. Verify the ansible environment and ssh password free login under Jenkisns 2.2. Write nginx? Playbooks file 2.2.1. Enter nginx? Playbooks folder to write deploy.yml file 2.2.2 create dev and p ...

Because the company changed the server service provider and the server was migrated to another service provider, today we will simulate the operation of online migration of gitlab git-A IP:192.168.82.184 git-B IP:192.168.82.184 If the version number is the same, the backup migration will fail   Step 1.gitlab backup gita-A #c ...

1, Install gitlab Reference blog Gitlab installation and application of continuous integration Install gitlab, and perform the basic operation of the third and remote library 2, Mail verification registration Email reminders can be used to register users and need to be verified by email. They will also be reminded when gitlab uploads code or d ...

1. Case EnvironmentII. Deployment of Gitlab1) Deploy Gitlab2) Configure Secret-Free Login3) Test Secret Login3. Deployment of Jenkins4. Jenkins Integrated GitlabV. Deployment of Nginx6. Jenkins Implement Code Automatically Online7. Jenkins implements automatic code deployment, fallback and duplicate construction 1. Case Environment system ...