Tag
#sysadmin
39 items
#TIL : The safest way to reset root password of MySQL Server
#TIL : Curl override Name Resolution with specific IP address
#TIL : View DNS history of a domain
#TIL : Send a file through networking via netcat
#TIL : Create tiny chat channel via netcat
#TIL : Prepend line number to file
#TIL : Cut file content from line to line
#TIL : Create a sequence of numbers
#TIL : Prevent source hacking from .git directory exposing
#TIL : Use journalctl to check system logs
#TIL : Getting your external IP
Getting AWS, GCP and Azure IP ranges
#TIL : Using netcat as tiny TCP debug tool
#TIL : TIME command output meaning
#TIL : BASH tracing commands
#TIL : BASH return a value in function
#TIL : BASH exiting on first error
#TIL : Blocking specified country to prevent from DDOS
#TIL : Lock and unlock a user password
#TIL : Generate dhparam file faster
#TIL : Grep : find a string in folder
#TIL : Ansible playbook : skip to task
#TIL : Enable reverse proxy in CentOS
#TIL : Create SSH tunnel manually
#TIL : Cleaning up old linux kernels
#TIL : Gearman bash worker and client
#TIL : Resolving conflict like a boss
#TIL : Reducing docker image the right way
#TIL : Changing channel from alpha to stable will remove ALL DATA
#TIL : zcat : decompressing pipe tool
#TIL : Using BSD find util to find and exec command on file and folder
#TIL : wget Output flag
#TIL : Grant user to use sudo without password
#TIL : Compressing and Extracting files with rar in Linux
#TIL : Stats your top-10 frequently commands
#TIL : Bash shell shortcuts
#TIL : Commands
#TIL : View real-time logs using websocketd
#TIL : FTP via curl tool
