General Tips

1. If 2 files are formatted differently, you can first format them and then check the differences between them. An extreme way is to get rid of all white spaces in the 2 files and then compare them.

   sed -i 's/ //g' file_1 file_2
   

Command-line Tools

git-diff

git diff …

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

limits.sh: libc-dev

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

yum update

yum search vim

yum install yum-utils

yum install pkg

yum localinstall pkg

yum groupinstall development

yum install https://centos7.iuscommunity.org/ius-release.rpm

yum info unixODBC 

rpm -ivh pkg …

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

• Team fortress 2

• Dungeon defenders

• Counter strike

• Bit trip runner 2

• The cave

• Heroes of newerth

• Trine 2

• Serious sam 3

• Rochard

• Botanicula

• Frozen Synapse

• Dear Esther

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

1. The wheel group is the sudo group. So to grant a user the sudo previlege, just add it to the wheel group.

   gpasswd -a user_name wheel
   

EPEL

sudo yum -y install …

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Available commands for snap:

abort Abort a pending change ack Adds an assertion to the system alias Enables the given aliases aliases Lists aliases in the system buy Buys a snap …