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<HTML><HEAD><TITLE>Index</TITLE></HEAD><BODY BGCOLOR="#FFFFFF" TEXT="#000000"><P><A HREF="../index.htm"><IMG SRC="../gifs/smbanns.gif" ALT="Book Home" BORDER=0></A><P><FONT SIZE="-1"><A HREF="idx_0.htm">Symbols</A>| <A HREF="idx_a.htm">A</A>| B| <A HREF="idx_c.htm">C</A>| <A HREF="idx_d.htm">D</A>| <A HREF="idx_e.htm">E</A>| <A HREF="idx_f.htm">F</A>| <A HREF="idx_g.htm">G</A>| <A HREF="idx_h.htm">H</A>| <A HREF="idx_i.htm">I</A>| <A HREF="idx_j.htm">J</A>| <A HREF="idx_k.htm">K</A>| <A HREF="idx_l.htm">L</A>| <A HREF="idx_m.htm">M</A>| <A HREF="idx_n.htm">N</A>| <A HREF="idx_o.htm">O</A>| <A HREF="idx_p.htm">P</A>| <A HREF="idx_q.htm">Q</A>| <A HREF="idx_r.htm">R</A>| <A HREF="idx_s.htm">S</A>| <A HREF="idx_t.htm">T</A>| <A HREF="idx_u.htm">U</A>| <A HREF="idx_v.htm">V</A>| <A HREF="idx_w.htm">W</A>| <A HREF="idx_x.htm">X</A>| <A HREF="idx_y.htm">Y</A>| <A HREF="idx_z.htm">Z</A></FONT><H1>Index: B</H1><DL><DT><A NAME="background-commands">background commands</A>: <A HREF="../ch03_01.htm#UPT-ART-4800">3.1. Running Commands When You Log Out </A><DT><A NAME="background-processes">background processes</A><DD><DL> <DT><A HREF="../ch01_26.htm">1.26. What a Multiuser System Can Do for You </A> <DT><A HREF="../ch03_04.htm">3.4. Automatic File Cleanup </A> <DT><A HREF="../ch12_01.htm#UPT-ART-439-SECT-1.1">12.1.1. Foreground and Background </A> <DT><A HREF="../ch38_03.htm">38.3. Managing Processes: Overall Concepts </A> <DT>automatically killing: <A HREF="../ch38_17.htm">38.17. Automatically Kill Background Processes on Logout in csh</A> <DT>exit status of: <A HREF="../ch44_07.htm">44.7. Exit Status of UNIX Processes </A> <DT>output from: <A HREF="../ch12_07.htm">12.7. Stop Background Output with stty tostop </A> <DT>preventing continuing after logout: <A HREF="../ch38_12.htm">38.12. Killing All Your Processes </A> <DT>watching: <A HREF="../ch40_02.htm">40.2. Waiting a Little While: sleep </A></DL><DT><A NAME="backquotes">backquotes</A>: (see <A HREF="idx_0.htm#.60">`</A>)<DT><A NAME="backslash">backslash</A>: (see <A HREF="idx_0.htm#.5c">\</A>)<DT><A NAME="backspace-key">BACKSPACE key</A>: <A HREF="../ch41_02.htm#UPT-ART-1140-SECT-1.2">41.2.2. Handling Most Characters </A><DD><DL> <DT>deleting on command line: <A HREF="../ch09_02.htm">9.2. Fix a Line Faster with Line-Kill and Word-Erase </A> <DT>erase character: <A HREF="../ch51_06.htm">51.6. Cleaning script Files </A> <DT>location for: <A HREF="../ch02_13.htm">2.13. A .cshrc.$HOST File for Per Host Setup </A></DL><DT><A NAME="backspacing-over-shell-prompts">backspacing over shell prompts</A>: <A HREF="../ch41_05.htm">41.5. Why Some Systems Backspace over Prompts </A><DT><A NAME="backups">backups</A>: <A HREF="../ch20_01.htm#UPT-ART-8024">20.1. tar in a Nutshell </A><DD><DL> <DT>advantages: <A HREF="../ch20_02.htm">20.2. Make Your Own Backups </A> <DT>bkedit script: <A HREF="../ch52_04.htm">52.4. Quick Descriptions of What's on the Disc </A> <DT>of directories: <A HREF="../ch20_08.htm#UPT-ART-424-SECT-1.1">20.8.1. Including Other Directories </A> <DT>Emacs auto-save, backup files: <A HREF="../ch32_04.htm">32.4. Backup and Auto-Save Files </A> <DT>RCS and SCCS: <A HREF="../ch20_12.htm">20.12. Protecting Files with SCCS or RCS </A> <DT>on remote tape drives: <A HREF="../ch20_06.htm">20.6. Writing a Tape Drive on a Remote Machine </A> <DT>restoring files from: <A HREF="../ch20_04.htm">20.4. Restoring Files from Tape with tar </A> <DT>timestamps and: <A HREF="../ch20_07.htm">20.7. Creating a Timestamp File for Selective Backups </A></DL><DT><A NAME=".22bad-magic-number.22-error-message">"bad magic number" error message</A>: <A HREF="../ch50_12.htm">50.12. Common UNIX Error Messages </A><DT><A NAME="baldwin">Baldwin, Robert</A>: <A HREF="../ch22_17.htm">22.17. Ways of Improving the Security of crypt </A><DT><A NAME="bang">bang</A>: (see <A HREF="idx_0.htm#.21">!</A>)<DT><A NAME="banner-command">banner command</A>: <A HREF="../ch43_11.htm">43.11. Big Letters: banner </A><DT><A NAME="banners">banners, printing</A>: <A HREF="../ch43_11.htm">43.11. Big Letters: banner </A><DT><A NAME="basename-program">basename program</A><DD><DL> <DT><A HREF="../ch45_18.htm">45.18. Using basename and dirname </A> <DT><A HREF="../ch52_04.htm">52.4. Quick Descriptions of What's on the Disc </A> <DT>bugs in: <A HREF="../ch45_18.htm#UPT-ART-2260-SECT-1.1">45.18.1. Introduction to basename and dirname </A> <DT>examples <DD><DL> <DT><A HREF="../ch45_13.htm">45.13. Save Disk Space and Programming: Multiple Names for a Program</A> <DT><A HREF="../ch45_18.htm">45.18. Using basename and dirname </A> </DL> <DT>loops using: <A HREF="../ch45_18.htm#UPT-ART-2260-SECT-1.2">45.18.2. Use with Loops </A></DL><DT><A NAME="bash">bash (Bourne-again shell)</A><DD><DL> <DT><A HREF="../ch01_08.htm">1.8. There Are Many Shells </A> <DT><A HREF="../ch08_02.htm">8.2. Introduction to bash</A> <DT><A HREF="../ch08_17.htm">8.17. verbose and echo Variables Show Quoting </A> <DT><A HREF="../ch52_04.htm">52.4. Quick Descriptions of What's on the Disc </A> <DT>(see also <A HREF="idx_s.htm#sh">sh (Bourne shell)</A>) <DT>alias facility: <A HREF="../ch10_02.htm">10.2. Aliases for Common Commands </A> <DT>aliases in: <A HREF="../ch10_04.htm">10.4. Aliases in ksh and bash </A> <DT>.bashrc file: <A HREF="../ch02_02.htm#UPT-ART-1070-SECT-1.4">2.2.4. bash </A> <DT>C shell compared to: <A HREF="../ch47_01.htm#UPT-ART-8016">47.1. Why Not? </A> <DT>case statements: <A HREF="../ch02_12.htm">2.12. Automatic Setups for Different Terminals </A> <DT>command history <DD><DL> <DT><A HREF="../ch11_01.htm#UPT-ART-4920">11.1. The Lessons of History </A> <DT>(see <A HREF="idx_h.htm#history-of-command">history of command</A>) </DL> <DT>echo used in: <A HREF="../ch46_10.htm">46.10. A Portable echo Command </A> <DT>evaluating command line: <A HREF="../ch08_11.htm">8.11. Which One Will bash Use? </A> <DT>fc command: <A HREF="../ch11_14.htm#UPT-ART-9010-SECT-1.2">11.14.2. In ksh and bash: fc </A> <DT>history file: <A HREF="../ch11_11.htm#UPT-ART-7671-SECT-1.1">11.11.1. bash and ksh </A> <DT>octal character strings: <A HREF="../ch07_08.htm">7.8. Highlighting in Shell Prompts </A> <DT>passing command history to: <A HREF="../ch11_12.htm">11.12. Pass History to Another Shell </A> <DT>pre-prompt commands: <A HREF="../ch07_13.htm">7.13. Pre-Prompt Commands in bash </A> <DT>process substitution: <A HREF="../ch09_18.htm#UPT-ART-109-SECT-1.1">9.18.1. bash Process Substitution </A> <DT>prompt setting <DD><DL> <DT><A HREF="../ch07_04.htm">7.4. Faster Prompt Setting with Built-Ins </A> <DT><A HREF="../ch07_05.htm">7.5. Multiline Shell Prompts </A> <DT><A HREF="../ch07_09.htm">7.9. Show Subshell Level with $SHLVL </A> </DL> <DT>speeding up: <A HREF="../ch02_11.htm">2.11. Faster ksh and bash Startup with $- Test </A> <DT>string editing in: <A HREF="../ch09_07.htm">9.7. String Editing in ksh and bash </A> <DT>string editing operators: <A HREF="../ch45_12.htm">45.12. Parameter Substitution </A></DL><DT><A NAME="bash-command">bash command</A>: <A HREF="../ch52_05.htm#UPT-ART-9503-SECT-1.3.5">52.5.3.5. Installing Everything Using the Defaults </A><DT><A NAME="batch-command">batch command</A><DD><DL> <DT><A HREF="../ch40_01.htm#UPT-ART-2313">40.1. Off-Peak Job Submission </A> <DT><A HREF="../ch40_06.htm">40.6. System V.4 Batch Queues </A></DL><DT><A NAME="batch-editing">batch editing</A>: <A HREF="../ch33_01.htm#UPT-ART-7965">33.1. Why Line Editors Aren't Dinosaurs </A><DD><DL> <DT>awk for: (see <A HREF="idx_a.htm#awk-utility">awk utility</A>) <DT>diff command: <A HREF="../ch33_06.htm">33.6. Change Many Files by Editing Just One </A> <DT>ex scripting: <A HREF="../ch33_03.htm">33.3. Line Addressing </A> <DT>file size limits: <A HREF="../ch33_08.htm">33.8. Batch Editing Gotcha: Editors Bomb on Big Files </A> <DT>patch program: <A HREF="../ch33_09.htm">33.9. patch: Generalized Updating of Files that Differ </A> <DT>qsubst program: <A HREF="../ch33_10.htm">33.10. Quick Globals from the Command Line with qsubst </A> <DT>sed for: (see <A HREF="idx_s.htm#sed-editor">sed editor</A>)</DL><DT><A NAME="batch-execution">batch execution</A>: <A HREF="../ch40_06.htm">40.6. System V.4 Batch Queues </A><DT><A NAME="batch-queues">batch queues</A>: <A HREF="../ch40_06.htm">40.6. System V.4 Batch Queues </A><DT><A NAME="baud-rate">baud rate</A>: <A HREF="../ch41_02.htm#UPT-ART-1140-SECT-1.1">41.2.1. How We Made It This Far (Back?) </A><DT><A NAME="bc-program">bc program</A>: <A HREF="../ch49_01.htm#UPT-ART-3920">49.1. bc: Simple Math at the Shell Prompt </A><DT><A NAME="bdiff-command">bdiff command</A>: <A HREF="../ch28_07.htm">28.7. diff for Very Long Files: bdiff </A><DT><A NAME="behead-script">behead script</A><DD><DL> <DT><A HREF="../ch35_05.htm">35.5. Remove Mail/News Headers with behead </A> <DT><A HREF="../ch52_04.htm">52.4. Quick Descriptions of What's on the Disc </A></DL><DT><A NAME="berkeley-printing-commands">Berkeley printing commands</A>: <A HREF="../ch43_02.htm#UPT-ART-2390-SECT-1.2">43.2.2. Berkeley Printing Commands </A><DT><A NAME="berkeley-unix">Berkeley UNIX</A>: <A HREF="../ch41_02.htm#UPT-ART-1140-SECT-1.1">41.2.1. How We Made It This Far (Back?) </A><DT><A NAME="bg-command">bg command</A>: <A HREF="../ch12_01.htm#UPT-ART-439-SECT-1.1">12.1.1. Foreground and Background </A><DD><DL> <DT>putting jobs in background: <A HREF="../ch42_02.htm#UPT-ART-5250-SECT-1.3">42.2.3. Program Waiting for Input? </A></DL><DT><A NAME="big-environment">big environment, effects of</A>: <A HREF="../ch39_08.htm">39.8. A Big Environment Can Slow You Down </A>⌨️ 快捷键说明
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