How to create swap in Linux
A swap file or swap space is a space on a hard disk used as the virtual memory extension of
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Linux
How to reduce AWS EBS root partition
Amazon Elastic Block Store (EBS) is a block storage system used to store persistent data. Amazon EBS is suitable for
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apt-get install error in Ubuntu
Error: W: GPG error: http://packages.linuxmint.com tara Release: The following signatures couldn't be verified because the public key is not available:
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How to install dig command in Centos7
In CentOS 7 minimal installation dig command will not be there by default. We can enable this command by installing
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How to change wallpaper in Linux Mint
Mint is a Linux distribution from debian family. This article explains the details to change wallpaper via commandline. We can
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Yum error: Fix rpmdb: Thread died in Berkeley DB library
error: rpmdb: BDB0113 Thread/process 15171/139893381056576 failed: BDB1507 Thread died in Berkeley DB library error: db5 error(-30973) from dbenv->failchk: BDB0087 DB_RUNRECOVERY:
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How to retrieve forgotten FTP passwords from Filezilla
In Filezilla Site Manager, ftp username will be displayed, but the password will be hidden. To retrieve your hidden passwords
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Parse error: syntax error, unexpected 'class' (T_CLASS), expecting identifier (T_STRING) or variable (T_VARIABLE) or '{' or '$' in
​Parse error: syntax error, unexpected 'class' (T_CLASS), expecting identifier (T_STRING) or variable (T_VARIABLE) or '{' or '$' in This
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How to reset lost root password in Linux
This article explains the steps to reset lost root password in Linux Step1: Reboot the server. Step2: Highlight your image
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How to configure cronjob for Apache user
Sometimes we need to schedule jobs to run some php scripts as apache user. The following command can be used
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How to install Jenkins in Centos7
Jenkins is an open source automation server written in Java. Jenkins helps to automate the non-human part of the software
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