601 wget https://courses.cs.washington.edu/courses/cse391/22wi/lectures/3/lecture3.zip 619 cd lecture3 620 ls 621 javac HelloWorld.java && java HelloWorld 622 javac CompilerErrors.java && java CompilerError 623 ls 624 javac HelloWorld.java && java HelloWorld 625 javac CompilerErrors.java && java CompilerErrors 626 foo 627 foo || ls dir1 628 ls dir1 || cd dir1 629 pwd 630 ls dir1 ; cd dir1 631 cd .. 632 foo ; cd dir1 633 ls 634 cd .. 635 ls 636 javac *.java 637 ls 638 ls *.java 639 ls *.java | javac 640 javac 641 man javac 642 ls 643 cd .. 644 ls 645 cd lecture3 646 ls 647 ls *.java | javac 648 javac 649 man javac 650 ls 651 man grep 652 ls *.java | xargs javac 653 javac *.java 654 ls 655 ls dir1 656 ls dir2 657 ls dir2/dir3/ 658 ls 659 cd dir2 660 ls 661 cd dir3 672 ls 673 ls *.java | javac 674 javac 675 man javac 676 ls *.java > toCompile.txt 677 ls 678 cat toCompile.java 679 cat toCompile.txt 680 cat toCompile.txt | javac 681 cat toCompile.txt | xargs javac 682 javac *.java 683 xargs javac < toCompile.java 684 xargs javac < toCompile.txt 685 vim toCompile.txt 686 xargs javac < toCompile.txt 687 ls 688 ls dir1 689 ls dir2 690 ls dir2/dir3 691 find -name "*.java" 692 find -name "*.java" | xargs javac 693 vim CompilerErrors.java 694 find -name "*.java" | xargs javac 695 ls 696 cat toRemove.txt 697 cat toRemove.txt | rm 698 xargs rm < toRemove.txt 699 ls 700 rm *.class 701 ls 702 man tee 703 ls 704 java Mystery.java 705 java Mystery.java > mystery_out.txt 706 cat mystery_out.txt 707 cat Mystery.java 708 vim Mystery.java 709 java Mystery.java 2> mystery_err.txt 710 cat mystery_err.txt 711 java Mystery.java > mystery_out.txt 2> myster_err.txt 712 cat mystery_out.txt 713 cat myster_err.txt 714 java Mystery.java > mystery.txt 2>&1 715 cat mystery.txt 716 java Mystery.java 2>&1 > mystery.txt 717 java Mystery.java > mystery.txt 2>&1 718 java Mystery.java | tee tee_out.txt 719 cat tee_out.txt 720 java Mystery.java 2>&1 | tee tee_both.txt 721 cat tee_both.txt 767 echo "hello there!" 768 echo "abcdef" | cut -c4 769 echo "abcdef" | cut -c4-6 770 echo "abcdef" | cut -c1,3,5 771 echo "a,b,c,d,e,f" | cut -d, -f1 772 echo "animal,box,cat,dog,elephant,fish" | cut -d, -f1 773 echo "animal,box,cat,dog,elephant,fish" | cut -d, -f2 774 cd 775 cd /cse/web/courses/logs 776 ls 777 pwd 778 tail -f common_log 779 tail -f common_log | cut -d\" -f4 780 man stdbuf 781 tail -f common_log | stdbuf -oL cut -d\" -f4 782 tail -f common_log | stdbuf -oL cut -d\" -f4 | grep 391