這里列出的命令，包括語法和簡要說明。如需詳細資料，請使用：
$man command
這些命令允許你創(chuàng)建的目錄和處理文件。
| 命令 | 描述 |
|---|---|
| cat | Display File Contents |
| cd | Changes Directory to dirname |
| chgrp | change file group |
| chmod | Changing Permissions |
| cp | Copy source file into destination |
| file | Determine file type |
| find | Find files |
| grep | Search files for regular expressions. |
| head | Display first few lines of a file |
| ln | Create softlink on oldname |
| ls | Display information about file type. |
| mkdir | Create a new directory dirname |
| more | Display data in paginated form. |
| mv | Move (Rename) a oldname to newname. |
| pwd | Print current working directory. |
| rm | Remove (Delete) filename |
| rmdir | Delete an existing directory provided it is empty. |
| tail | Prints last few lines in a file. |
| touch | Update access and modification time of a file. |
可以比較改變文件的內(nèi)容，并用下面的命令。
| 命令 | 描述 |
|---|---|
| awk | Pattern scanning and processing language |
| cmp | Compare the contents of two files |
| comm | Compare sorted data |
| cut | Cut out selected fields of each line of a file |
| diff | Differential file comparator |
| expand | Expand tabs to spaces |
| join | Join files on some common field |
| perl | Data manipulation language |
| sed | Stream text editor |
| sort | Sort file data |
| split | Split file into smaller files |
| tr | Translate characters |
| uniq | Report repeated lines in a file |
| wc | Count words, lines, and characters |
| vi | Opens vi text editor |
| vim | Opens vim text editor |
| fmt | Simple text formatter |
| spell | Check text for spelling error |
| ispell | Check text for spelling error |
| ispell | Check text for spelling error |
| emacs | GNU project Emacs |
| ex, edit | Line editor |
| emacs | GNU project Emacs |
| emacs | GNU project Emacs |
文件可能被壓縮以節(jié)省空間。壓縮文件，可以創(chuàng)建和檢查：
| 命令 | 描述 |
|---|---|
| compress | Compress files |
| gunzip | Uncompress gzipped files |
| gzip | GNU alternative compression method |
| uncompress | Uncompress files |
| unzip | List, test and extract compressed files in a ZIP archive |
| zcat | Cat a compressed file |
| zcmp | Compare compressed files |
| zdiff | Compare compressed files |
| zmore | File perusal filter for crt viewing of compressed text |
各種UNIX手冊和文檔上線。下面的 Shell 命令給出的信息：
| 命令 | 描述 |
|---|---|
| apropos | Locate commands by keyword lookup |
| info | Displays command information pages online |
| man | Displays manual pages online |
| whatis | Search the whatis database for complete words. |
| yelp | GNOME help viewer |
這些命令是用來發(fā)送和接收文件從全球各地遠程主機到本地UNIX主機。
| 命令 | 描述 |
|---|---|
| ftp | File transfer program |
| rcp | Remote file copy |
| rlogin | Remote login to a UNIX host |
| rsh | Remote shell |
| tftp | Trivial file transfer program |
| telnet | Make terminal connection to another host |
| ssh | Secure shell terminal or command connection |
| scp | Secure shell remote file copy |
| sftp | secure shell file transfer program |
出于安全原因，有些命令在您的計算機可能會受到限制。
UNIX 系統(tǒng)支持的屏幕上的消息給其他用戶和世界各地的電子郵箱：
| 命令 | 描述 |
|---|---|
| evolution | GUI mail handling tool on Linux |
| Simple send or read mail program | |
| mesg | Permit or deny messages |
| parcel | Send files to another user |
| pine | Vdu-based mail utility |
| talk | Talk to another user |
| write | Write message to another user |
下面的編程語言和工具都是基于你已經(jīng)安裝到你的Unix。
| 命令 | 描述 |
|---|---|
| dbx | Sun debugger |
| gdb | GNU debugger |
| make | Maintain program groups and compile programs. |
| nm | Print program's name list |
| size | Print program's sizes |
| strip | Remove symbol table and relocation bits |
| cb | C program beautifier |
| cc | ANSI C compiler for Suns SPARC systems |
| ctrace | C program debugger |
| gcc | GNU ANSI C Compiler |
| indent |
Indent and format C progr
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