wget http://courses.cs.washington.edu/courses/cse391/20sp/lectures/2/lec02Files.zip
unzip lec02Files.zip 
ls
cd 2/
ls
javac HelloWorld.java 
ls
vim HelloWorld.class
java HelloWorld
ls
vim HelloWorld.java
javac HelloWorld.java
java HelloWorld
ls
vim HelloWorld.java
grep "berry" fruits.txt 
grep "berry"
man grep
ls
vim HelloWorld.java
javac HelloWorld.java
java HelloWorld arg1 arg2 arg3
ls
391
ls
cd lectures/
ls
vim index.html 
logout
wget http://courses.cs.washington.edu/courses/cse391/20sp/lectures/2/lec02Files.zip
ls
rm -rf 2
unzip lec02Files.zip
ls
cd 2
ls
vim fruits.txt 
cat fruits.txt 
more fruits.txt 
less fruits.txt 
head fruits.txt 
head -n 5 fruits.txt 
tail fruits.txt 
ls
tail hamlet.txt 
wc hamlet.txt 
sort fruits.txt 
vim fruits.txt 
grep "berry" fruits.txt
grep Asian Pear fruits.txt
grep "asian pear" fruits.txt
man grep
grep 'asian pear' fruits.txt
ls
cat HelloWorld.java 
javac HelloWorld.java 
ls
java HelloWorld
vim HelloWorld.java
javac HelloWorld.java
vim HelloWorld.java
javac HelloWorld.java
java HelloWorld > out.txt
cat out.txt 
java HelloWorld < fruits.txt
vim HelloWorld.java
javac HelloWorld.java > out2.txt
javac HelloWorld.java 2> err.txt
vim HelloWorld.
vim HelloWorld.java
javac HelloWorld.java
java HelloWorld < fruits.txt > out3.txt
cat out3.txt 
java HelloWorld < fruits.txt >> out3.txt
vim out3.txt 
vim HelloWorld.java
man grep
grep "berry" fruits.txt
grep "berry"
vim HelloWorld.java
javac HelloWorld.java
java HelloWorld arg1 arg2 arg3
grep "berry" fruits.txt > berries.txt
cat berries.txt 
wc -l berries.txt 
ls
grep "berry" fruits.txt | wc -l
grep "berry" fruits.txt | wc 
grep "berry" fruits.txt
grep "berry" fruits.txt | wc -l
wc -l
grep "berry" fruits.txt > wc
ls
cat wc
grep "a" "e" berries.txt
man grep
vim HelloWorld.java
java HelloWorld arg1 arg2 arg3