Div add remove example using jquery using plus minus button

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July 24, 2021

how to check zombie process in ubuntu

Find the zombie What you get is Zombies and anything else with a Z in it, so you will also get the grep: Find the zombie’s parent: Will give you: kill process ubuntu sudo kill -9 process_id Kill all processes you can kill. working your way up to -9

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July 24, 2021

conntrack

Connection tracking (“conntrack”) is a core feature of the Linux kernel’s networking stack. It allows the kernel to keep track of all logical network connections or flows, and thereby identify all of the packets which make up each flow so they can be handled consistently together.

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July 24, 2021

Apache Web Server start, stop, restart methods

systemctl command – Only works on systemd based Ubuntu like version 16.04 LTS and above. /etc/init.d/apache2 – A sys v init style script to start / stop / restart the Apache2 service under Debian or Ubuntu Linux. service command – This command work in most Linux distributions including Debian and Ubuntu. upstart command – Only works on certain version of Ubuntu. apache2ctl command – […]

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July 24, 2021

www-data is safe or not

For security. The files are not world writeable. They are restricted to the owner of the files for writing. The web server has to be run under a specific user. That user must exist. If it were run under root, then all the files would have to be accessible by root and the user would […]

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July 24, 2021

website enable and disable command in ubuntu

Command for enable website Your choices are: 000-default default-ssl soa-ssl soatechnologyWhich site(s) do you want to enable (wildcards ok)? Command for disable website Your choices are: 000-default default-ssl soa-ssl soatechnologyWhich site(s) do you want to enable (wildcards ok)? To list all enabled virtual hosts on the web server, run the following command in a terminal.

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