How to run a command by switching to root programatically
There might be some requirements to run commands by switching to root programmatically. This article explains one script to achieve
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AWS
Kubernates pod status: ImagePullBackOff
The status ImagePullBackOff means that a Pod couldn’t start because Kubernetes could not pull a container image. The ‘BackOff’ part
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How to invalidate Cloudfront cache using aws cli
Aws cli provides the option to invalidate Cloudfront cache programmatically. Where ID need to be replaced with the id of
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Jenkins css and js not loading via Nginx reverse proxy
Here Jenkins serving the application through the Nginx reverse proxy server with the following configuration. In this case Jenkins loading
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How to upload objects to S3 bucket and grant public access using aws cli
We can upload the objects to S3 bucket using aws cli. But the newly uploaded object do not have the
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Yum Error: Peer cert cannot be verified or peer cert invalid
Peer cert cannot be verified or peer cert invalid First of all we need to ensure that the date and
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How to open a port in UFW
UncomplicatedFirewall (UFW) is a command-line iptables manager which comes with Ubuntu/Mint operating systems by default. This article explains the details
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Error: openssl/des.h: No such file or directory
openssl/des.h: No such file or directory This error happens because of the missing of openssl development library and can be
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How to install Python3 in Centos7
Centos7 comes with Python2 by default. This article explains the steps to install Python3 in Centos7. Step1: Login to the
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Error: curl/curl.h: No such file or directory
curl/curl.h: No such file or directory This error happens because of the absence of curl libraries and can be resolved
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How to migrate users and privileges in MySQL
User migration is a major section in database server migration tasks. If the number of users are very less, we
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