1. Java Tutotrial for [NLP-AI] 2
25 April 2019

2. Java Tutorial series part 2
Assignment solution
Try to print these two figures on the screen using println and least number of strings
25 April 2019
Java Tutorial series part 2

3. Essential Linux commands
Use tukaram( ) or any other linux machine
Type javac and java, to verify if java is installed and working properly.
Login to tukaram
lec2]$
Create folder (directory)
mkdir <foldername>
Goto that folder
cd <foldername> cd
- To use or work into the folder
Remove a folder
rmdir <foldername>
list all file in the folder ls
25 April 2019
Java Tutorial series part 2

4. Java Tutorial series part 2
Vi (Vim)
Vi is notepad of Linux.
Used to write programs
Works in 2 modes
Command mode
- While in vi, press escape to go to command mode
Edit mode
- while in vi, if you are in command mode, press ‘i’ on keyboard once to go to edit mode .
25 April 2019
Java Tutorial series part 2

5. Java Tutorial series part 2
Vi …
vi <filename>
To create a new file or existing file.
e.g. vi int1.java
Before start typing, press ‘i’ to goto edit mode and type the program.
To save program
Press escape and then these 2 characters “:w”
To save and quit vi
Press escape and then these 3 characters “:wq”
To quit vi without saving the latest changes
Press escape and then these 3 characters “:q!”
25 April 2019
Java Tutorial series part 2

6. Essential Linux commands
rm <filename>
This command deletes the file specified
e.g. rm int1.class
To log out press ‘ctrl-D’ at command prompt
javac , java
25 April 2019
Java Tutorial series part 2

7. Java Tutorial series part 2
Thank you 
25 April 2019
Java Tutorial series part 2