????*******
????1.??Linux?У????/??????????/?????????????????????
????*******
????2.swap??????????????Windows?μ???????棬?????????棬????治???????????y????????????С????????????????1.5 - 2??
????**********
????3.??Linux?У???.???????????????????
????*********
????4.??linux????????????????????????????λ????? ?????????????????????Ctrl + f1??f6?????????????????tty??????????????????
????*********
????5.?????? ?? ???? -???... ????
????ls ?г???????μ???? ??????Windows?μ?dir
????ls -l ????L??
????ls -1??????? ????????????????????????
????ls -a ??????????????????????????????
????ls -s ?????????????С??
????ls -sh?????????????С?????е?λ
???????ж???????????磺ls -a -s -l ==> ls -asl
????ls --help ??????????????????????????嵱?????????????????? --
????pwd ????????????
?????????????? Ctrl + l ???? ??????? clear
????*********
????data ???????????????
????data +%y????????????λ
????data +%m ??????????
????cal???????????????μ?????
????cal 2016 ???2016???????????
????cal 12(??) 2016???????????μ?????
????****
????bc ????????????? ??????????????С??????С??????????????С????????С????λ?????
????scale = ???????С??λ????
????******
????Tab ??????????????????
?????????????????????????????????????Tab?????????
?????????????????????????Tab?????????????????????????????????е??????????
????*****
????history ??????????1000?????????????
????????????????history?е???????22?????+???????????
????***ctrl+i???????????п?? Ctrl+e???????????н?β
???????Ctrl + ??????????????????????????????
????Ctrl + u ????λ??????????????е???
????Ctrl + k ????λ??????????????е??β
????****
????????????????????????????????
??????? ?? esc + .
????****
????touch xx ?????????????
????^xx^yy
??????????????????????^xx^yy????????????????????XX????yy
????******???????????????
???????????????????????????????м?????????????
????*****?????????е?????ctrl + c
????*****??????
????*****
????ctrl + shift +t ???????????????????????????????????л???????????ctrl + shift + page up ;????????????л???h?????????ctrl + shift + page down????????????????????? ???????? exit ??????????????? ctrl + d
????****
??????Linux?д?Сд??????????
????***********
???????????????????????????????÷?
????whatis + (????????????)???????????????????????????÷?
??????????????whatis??????????ROOT?????????makewhatis
???????磺
????aston@ubuntu:~$ whatis gcc
????gcc (1) - GNU project C and C++ compiler
????gcc??????1?????gcc????????????manpage??????
???????? --help
????????:
????aston@ubuntu:~$ ls --help
????Usage: ls [OPTION]... [FILE]...
????List information about the FILEs (the current directory by default).
????Sort entries alphabetically if none of -cftuvSUX nor --sort is specified.
????Mandatory arguments to long options are mandatory for short options too.
????-a?? --all do not ignore entries starting with .
????-A?? --almost-all do not list implied . and ..
????--author with -l?? print the author of each file
????*******man???
????man + ???????????? ???????????￡???q???
????man+??? +????????????
???????????????и?e???????????????????????????????/???????/??????????????????????????????????????θ??????????????? n ???????????????????????????? N?????????????????
?????????????????????????????? /^abc???????abc??????
??????????????????????????????? “man -k +???????????????” ???????????к??????????????????