Linux

cut

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How to cut lines separated by multiple spaces? Here is an example of cut command, that will remove all PHP packages from…

apt

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List all Dependencies for a package. If you don’t want to upgrade a package, you can use apt-mark command to hold it,…

MongoDB

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MongoDB is an open-source NoSQL database. https://www.mongodb.com Connecting to MongoDB with user/pass Install MongoDB Backup MongoDB Free MongoDB hosting

lvm

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vgcreate pvdisplay lvdisplay lvcreate Resize EC2 file system with LVM pvcreate Device /dev/sdb excluded by a filter How to Remove a logical…

iftop

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iftop show bandwidth usage like top show cpu and memory usage. To see network usage, run iftop If you have multiple network…

monit

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See gonit golang replacement for monit monit is a process monitoring service that monitor services, restart if required. https://mmonit.com/monit/ Install monit Install…

rtorrent

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rtorrent is a command line torrent client. https://github.com/rakshasa/rtorrent This can be run from SSH connection/terminal. CTRL + S Start torrent. CTRL +…

Mail

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Mail Server These software once installed will provide complete mail server including web mail. Business Email Free Email Forwarding Mail DNS Settings…

vnstat

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vnstat command shows bandwidth usage on your system. [root@server12 ~]# vnstat Database updated: Wed Dec 13 06:51:43 2017 eth0 since 11/04/13 rx:…

ip

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Configure OVH Bridge Network from command line Configure Failover IP in Ubuntu 20.04 OVH VPS Configure Failover IP in Ubuntu 18.04 OVH…