命令缩写

su : switch user 切换用户 ps: process status(进程状态，类似于 windows 的任务管理器) 常用参数：－auxf cat: Concatenate uname: Unix name df: Disk free du: Disk usage dd: 本来应根据其功能描述“Convert an copy”命名为“cc”，但“cc”已经被用以代表“C Complier”，所以命名为“dd” tar：Tape archive ldd：List dynamic dependencies 文件结尾的”rc”（如.bashrc、.xinitrc 等）：Resource configuration .a（扩展名 a）：Archive，static library .so（扩展名 so）：Shared object，dynamically linked library .o（扩展名 o）：Object file，complied result of C/C++ source file

/usr = Unix Shared Resources grub = grand unified bootloader ifs = internal field seperators lilo = linux loader php = personal home page tools = php hypertext preprocessor ps = prompt string tcl = tool command language tk = toolkit vt = video terminal yast = yet another setup tool apache = “a patchy” server ar = archiver as = assembler awk = “aho weiberger and kernighan” 三个作者的姓的第一个字母 bash = bourne again shell bc = basic (better) calculator bg = background biff = 作者 heidi stettner 在 u.c.berkely 养的一条狗,喜欢对邮递员汪汪叫。 cal = calendar cat = catenate cd = change directory chgrp = change group chmod = change mode chown = change owner chsh = change shell cmp = compare cobra = common object request broker architecture comm = common cp = copy cpio = copy in and out cpp = c pre processor cron = chronos 希腊文时间 cups = common unix printing system cvs = current version system daemon = disk and execution monitor dc = desk calculator dd = disk dump diff = difference dmesg = diagnostic message du = disk usage ed = editor egrep = extended grep elf = extensible linking format elm = electronic mail emacs = editor macros eval = evaluate ex = extended exec = execute fd = file descriptors fg = foreground fgrep = fixed grep fmt = format fstab = filesystem table

fvwm = fuck virtual window manager

gawk = gnu awk gpg = gnu privacy guard groff = gnu troff hal = hardware abstraction layer joe = joe’s own editor ksh = korn shell lame = lame ain’t an mp3 encoder lex = lexical analyser lisp = list processing = lots of irritating superfluous parentheses lpr = line print lsof = list open files m4 = macro processor version 4 man = manual pages mawk = mike brennan’s awk mc = midnight commander motd = message of the day mozilla = mosaic godzilla mtab = mount table nano = nano’s another editor nawk = new awk nl = number of lines nm = names nohup = no hangup nroff = new roff od = octal dump passwd = password pg = pager pico = pine’s message composition editor pine = “program for internet news & email” = “pine is not elm” pirntcap = printer capability popd = pop directory pr = pre pty = pseudo tty pushd = push directory pwd = print working directory rc = runcom = run command, rc 还是 plan9 的 shell rev = reverse rm = remove rn = read news roff = runoff rsh, rlogin, rvim 中的 r = remote rxvt = our xvt sed = stream editor seq = sequence shar = shell archive slrn = s-lang rn ssh = secure shell ssl = secure sockets layer stty = set tty su = substitute user svn = subversion tar = tape archive tcsh = tenex c shell telnet = teminal over network termcap = terminal capability terminfo = terminal information tex = τέχνη的缩写，希腊文 art tr = traslate troff = typesetter new roff tsort = topological sort tty = teletypewriter twm = tom’s window manager udev = userspace dev umask = user’s mask wall = write all wine = wine is not an emulator xargs = extended arguments xdm = x display manager xlfd = x logical font description xmms = x multimedia system xrdb = x resources database xwd = x window dump su = switch user mime = multipurpose internet mail extensions ecma = european computer manufacturers association

dpkg: Debian package manager apt：Advanced package tool（Debian 或基于 Debian 的发行版中提供）

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