javac HelloWorld.java && java HelloWorld
cat CompilerErrors.java 
javac CompilerErrors.java && java CompilerErrors
javac CompilerErrors.java ; java CompilerErrors
mkdir directory && cd directory
cd ..
ls *.java
ls *.java | javac
clear
java HelloWorld
java HelloWorld > hello.txt
cat hello.txt 
grep "bean" veggies.txt 
grep "bean" veggies.txt > beans.txt
ls
cat StdInputProgram.java
java StdInputProgram
java StdInputProgram < beans.txt
java StdInputProgram grep "bean" veggies.txt
java StdInputProgram < grep "bean" veggies.txt
grep "bean" veggies.txt | java StdInputProgram
cat CommandArgsProgram.java
ls
java CommandArgsProgram cheese banana rhinoceros
java CommandArgsProgram < beans.txt
clear
grep "bean" veggies.txt | xargs java CommandArgsProgram
ls *.java | xargs javac 
ls
ls *.java > javafiles.txt
vim javafiles.txt 
cat javafiles.txt | xargs javac 
xargs javac < javafiles.txt
ls *.txt
find -name "*.txt"
find -name "*.txt" | xargs wc
wc $(find -name "*.txt")
whoami
touch $(whoami).txt
ls
clear
java Mystery
java Mystery > output.txt
cat output.txt
cat Mystery.java
javac CompilerErrors.java > java_output.txt
cat java_output.txt 
javac CompilerErrors.java 1> java_output.txt
javac CompilerErrors.java 2> java_output.txt
cat java_output.txt 
java Mystery 2> mystery_errors.txt
java Mystery > mystery_output.txt 2>&1
cat mystery_output.txt
grep "bean" veggies.txt > beans.txt
cat beans.txt
grep "bean" veggies.txt | tee beans.txt
java Mystery 2>&1 | tee mystery_output.txt
cat mystery_output.txt
echo "abcdefg" | cut -c 2
echo "abcdefg" | cut -c 2-4
echo "abcdefg" | cut -c 2,4,7
cut -c 1 beans.txt
echo "a,b,c,d,e,f,g" | cut -d, -f 2
echo "a,b,c,d,e,f,g" | cut -d, -f 2-4
echo "a,b,c,d,e,f,g" | cut -d, -f 2,4,7
tail /cse/web/courses/logs/common_log
tail -f /cse/web/courses/logs/common_log | cut -d\" -f 4
man cut
java SlowProgram
screen
screen -ls
screen -r 20278