January 5, 2020
DevOps CI/CD pipeline tutorial part 1
In this tutorial, How to create DevOps CI/CD pipelines using Git, Jenkins, Ansible, Docker, and Kubernetes on AWS. How to…
Vagrant issues solved
Vagrant up command the response in error “No usable default provider could be found for your system”. My environment OS:…
Things to do in the initial configuration of CentOS 7
What do you need to do the initial configuration of CentOS 7? In this tutorial, Step by step I think…
Oracle notes for beginners
In this tutorial, Oracle notes for beginners. How to query commands useful in Oracle database. Oracle Database commands Changing password…
How to install Terraform on Linux
In this tutorial, How to install Terraform on Centos and Ubuntu. Terraform an Open Source tool. It is safely and…
Influxdb examples
InfluxDB is a popular time-series database. Learn how to query InfluxDB. In this tutorial, I have installed Influxdb, you can…
Linux understand Page cache and buffer cache
In this tutorial, I have written about Page cache and buffer cache in Linux System. Most file-system cache data read…
Jenkins pipeline groovy example
In this tutorial, I have write script groovy use Jenkins pipeline call shell to create folder and copy. How to…
Oracle automatic startup on Linux
In this tutorial, How to confirm Oracle automatic startup on Linux. How to make Oracle start automatic in Linux. By…
Vulnerability of sudo (CVE-2019-14287)
Step by step Check Vulnerability of sudo CVE-2019-14287 in Linux. This vulnerability has been assigned CVE-2019-14287. The important thing is…