What is Jenkins? Jenkins is one of the most popular Continuous Integration (CI) and Continuous Delivery (CD) tool. Jenkins is Open Source written in Java. Jenkins can be used in automation of any task related to build, test and deployment of an application. Prerequisites to Install Jenkins Java – JRE/JDK 8 or 11 Minimum hardware…
Jenkins is one of the most popular Continuous Integration (CI) and Continuous Delivery (CD) tool. Jenkins is an Open Source build written in Java. Jenkins can be used in automation of any task related to build, test and deployment of an application. Please find some of popular use cases in Jenkins. Some Popular Use Cases…
Jenkins is one of the most popular Continuous Integration (CI) and Continuous Delivery (CD) tool. Jenkins is an Open Source build written in Java. Jenkins can be used in automation of any task related to build, test and deployment of an application. Why we need Jenkins ? Use Case 1: Continuous Integration If you are…
Check if array contains value in shell script Here is simple bash script to check if array contains value . We can iterate over array and check if value is exist or not but we can also check in if condition if array contains value or not. Use this solution, If array value doesn’t contains…
I usually prefer to execute process in background so that we don’t need to worry if terminal got killed due to timeout or accidently. However, what if you want to kill the process then definitely you will you PID of that process to kill it. You may be interested to check all process which is…
Here is step by step guide to turn on/off ambient mode from Charging screen. I personally don’t like it so I have figured out the way to turn off Ambient mode from charging screen. Here is steps to turn on/off Ambient mode in MIUI 12 Settings –> Google —> Account Services–> Search, Assistance and Voice…
Shell script loop to execute some task for business day and previous business day. If previous business day is weekend then script should skip the weekend date and pick Friday as a previous business day date. Output: Reference: https://unix.stackexchange.com/a/240960/56407
This article help you to check certificate expiry date from Linux command line using openssl utility. Check SSL certificate expiration date
IPv4 forwarding is disabled WARNING I was facing this issue while creating a Docker image in Centos 7. Error: —> [Warning] IPv4 forwarding is disabled. Networking will not work. Solution: Add net.ipv4.ip_forward=1 in /etc/sysctl.conf Restart network service $ systemctl restart network.
I have installed Centos 7 in Vmware WorkStation. I tried to install few new packages using yum install. However, I was getting error “Could not resolve host: mirrorlist.centos.org Centos 7″ Possible Reason for the issue and Resolution. 1. Ethernet Interface is disabled. Check ethernet status, if its disconnected then you need to enable it. Steps…
