Important Ubuntu Commands For Developers

1) To Run Application: Alt+F2

2) Top - to show process

3) free m: to view memory

4) gnome-system-monitor -n GUI

5) Show the Process/Services : ps -e

6) Remove All .svn Files:

find ./ -name ".svn" | xargs rm -Rf

7)service mysqld restart

8)to see what ports are opened, use the following command:

nmap localhost OR nmap <my_ip>

9)to close a port, simply run the following command:

fuser -k <port>/tcp

to close port 80 (HTTP):fuser -k 80/tcp

10)sudo netstat -lpn |grep :8080  then kill that process id

11) To View All Java Applications:

pgrep java

12) To View Tomcat Running on 8080 port

 fuser -n tcp 8080

To Kill :

kill -9 ProcessID

13)  View Network Path of URL

 

traceroute url.com

14)  Configure IP

sudo ifconfig eth0:1 Your IP(192.168.0.22) up