Linux and Command Line Basics
Most engineering tasks become faster when you are comfortable in the terminal.
Must-know commands
- Navigation:
pwd,ls,cd,find - Files:
cat,less,cp,mv,rm,mkdir - Search:
grep,awk,sed - Processes:
ps,top,kill,lsof - Network checks:
curl,ping,netstat/ss
Critical concepts
- Relative vs absolute paths
- File permissions (
chmod,chown) - Environment variables
- Standard input/output and piping
- Exit codes and shell scripting basics