Jenkins scheduler shows warning on configuration
Spread load evenly by using ‘H 0 * * *’ rather than ‘0 0 * * *’ This is not
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How resolve initramfs error in Ubuntu or Mint
If the computer does not boot up properly, it will stuck at initramfs command line prompt instead of going straight
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Error: sudo: eval: command not found
sudo: eval: command not found Eval is a built-in in shell and if we are using sudo without -s option
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How to expand variables within single quotes in bash
By default single quotes will preserve everything as is. So expansion of variable will not happen. In-order to resolve this
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How to use wildcard domain in Nginx
In-order to cath all domains in Nginx, we need to modify the configuration in the following way. This will accept
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How to block visitors by country using .htaccess
In some cases we might need to restrict the access to the website from some countries. This can be achieved
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How to check the number of lines in a file using Python
We can count the number of lines in a file using readline utility in Python. Here we need to replace
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How to install docker-compose in EC2
Compose is a tool for defining and running multi-container Docker applications. With Compose, we need to use a Compose file
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How to Prevent .htaccess from being overwritten by WordPress
By default WordPress will erase the customization in .htaccess during the updates. In-order to prevent WordPress from overwriting the customization
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How to configure replication between RDS MySQL and Self-hosted MySQL
Amazon Relational Database Service is a distributed relational database service by Amazon Web Services. We can create the replicas of
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How to enable slow query log in MySQL
Slow queries can affect the perfomance of database and also the server as well. MySQL providing an option to log
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