Symbols & Numbers | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
Index: P
- :p operator: 30.11. Check Your History First with :p
- p (print) command, sed editor: 34.17. The Deliberate Scrivener
- packages, Python: 42.3.4. Modules and Packages
- packed file extension: 1.12. Filename Extensions
- packets: 46.1.1. Internet Protocol (IP)
- packing files (see archives compression)
- page description languages: 45.14. Printing Languages — PostScript, PCL, DVI, PDF
- page size for printing: 45.7. Formatting Plain Text: enscript
- PAGER environment variable: 35.5. Predefined Environment Variables
- pager programs, more, displaying sed output: 34.4.1. checksed
- pagers: 12.3. "less" is More
- pagers, piping shell loop output to: 2.4. Searching Online Manual Pages
- paircheck script: 16.8. Looking for Closure
- paired item checking: 16.8. Looking for Closure
- PalmOS, terminal emulators on: 5.2. The Idea of a Terminal Database
- PAM (Pluggable Authentication Modules): 51.5. General and Authentication Problems
- paragraphs, preserving with fmt: 21.2. Neatening Text with fmt
- parameter expansion
- parameter substitution
- parameters, command-line (see command-line arguments)
- parent-child relationships, environment variables and: 35.4. Parent-Child Relationships
- parent directory: 1.16. Making Pathnames
- parent process: 24.3. Managing Processes: Overall Concepts
- parent process ID (PPID): 24.19. Why You Can't Kill a Zombie
- parsing
- partitioning disks: 44.4. Disk Partitioning
- passmass script: 28.18.2. Automating /bin/passwd
- passwd command: 28.18.2. Automating /bin/passwd
- passwd file: 1.17. File Access Permissions
- passwords
- access by attackers: 48.5. What We Mean by DoS
- for VNC server: 47.7.1. Connecting to a Windows VNC server
- empty, SSH server not allowing: 51.5. General and Authentication Problems
- groups: 50.2.2. Which Group is Which?
- local resources shared with SMB network: 47.2. Installing and Configuring Samba
- root, forgetting: 49.3. Forgetting the root Password
- Samba, clear text vs. encrypted: 47.3. Securing Samba
- for SMB server: 47.3. Securing Samba
- system file: 1.7. Which Shell Am I Running?
- paste program: 21.18. Pasting Things in Columns
- pasting text
- pasting text in xterm windows: 5.13. Simple Copy and Paste in xterm
- patch program: 20.1. Why Line Editors Aren't Dinosaurs
- PATH environment variable: 29.13.2. FPATH Search Path
- 35.5. Predefined Environment Variables
- 35.6. The PATH Environment Variable
- command version, getting: 2.6. Which Version Am I Using?
- finding commands: 35.3. What Environment Variables Are Good For
- path shell variable and: 35.7. PATH and path
- searching with #!: 36.4. Making #! Search the PATH
- shell functions, searching for: 29.13.2. FPATH Search Path
- path shell variable: 35.7. PATH and path
- pathnames
- absolute: 1.9. Internal and External Commands
- editing: 4.6. Faster Prompt Setting with Built-ins
- Emacs, PWD variable and: 19.9. Unset PWD Before Using Emacs
- filenames stripped from: 36.13.1. Introduction to basename and dirname
- files archived on tape drives: 38.6.1. Restoring a Few Files
- GNU tar backups to remote tape drive: 38.8. Using GNU tar with a Remote Tape Drive
- head of, returning with :h operator: 28.5. String Editing (Colon) Operators
- links to: 10.8. Showing the Actual Filenames for Symbolic Links
- login shell: 35.5. Predefined Environment Variables
- matching with wildcard expressions in GNU tar: 38.10.2. With GNU tar
- relative: 31.2. Using Relative and Absolute Pathnames
- script, testing for: 36.8. Save Disk Space and Programming: Multiple Names for a Program
- in shell setup files: 3.7. Use Absolute Pathnames in Shell Setup Files
- stripped from filenames: 36.13.1. Introduction to basename and dirname
- symbols in: 35.20.1. With the "$@" Parameter
- tail of, returning with :t operator: 28.5. String Editing (Colon) Operators
- wildcards in: 33.1. File-Naming Wildcards
- paths
- changing in shell startup files: 27.6. Controlling Shell Command Searches
- echo $PATH command, finding directory pathnames: 7.4. A bin Directory for Your Programs and Scripts
- local, sharing with SMB network: 47.2. Installing and Configuring Samba
- in Perl scripts: 41.5.1. Scalars
- search paths, shells: 27.3.4. Shell Search Paths
- set path command, hung terminals and: 5.6. Checklist: Terminal Hangs When I Log In
- tail of each path in dirs output for C shell prompt: 4.14. dirs in Your Prompt: Better Than $cwd
- in URIs: 40.6.1. Configuring the sources.list File
- pattern-expansion characters ({ }): 28.4. Build Strings with { }
- pattern matching: 17.13. Moving Blocks of Text by Patterns
- 32.1. That's an Expression
- 32.1. That's an Expression
- (see also regular expressions)
- in case statements: 36.25. Testing Two Strings with One case Statement
- compound searches with vi: 17.22. vi Compound Searches
- global commands useful with: 17.14. Useful Global Commands (with Pattern Matches)
- lowercase letters: 17.16. Capitalizing Every Word on a Line
- quick reference: 32.21. Pattern Matching Quick Reference with Examples
- replacement patterns: 32.15. Extended Regular Expressions
- search patterns in vi editor: 17.8. Using Search Patterns and Global Commands
- wildcards in case statements: 35.11. Pattern Matching in case Statements
- pattern-matching operators ~ and !~: 20.10.7. Alphabetical Summary of Commands
- pattern space (sed editor): 34.14. Hold Space: The Set-Aside Buffer
- patterns: 32.1. That's an Expression
- 32.1. That's an Expression
- (see also regular expressions; replacement patterns; search patterns)
- aliases matching a wildcard-type pattern in zsh: 29.6. zsh Aliases
- awk utility: 20.10.2. Patterns and Procedures
- csplit program, for searches: 21.10. Splitting Files by Context: csplit
- job control mechanism, use of: 23.3. Using jobs Effectively
- matching in Expect program: 28.18. Expect
- regular expressions vs. wildcards (file-matching patterns): 32.2. Don't Confuse Regular Expressions with Wildcards
- replacement, valid regular expression metacharacters for: 32.20. Valid Metacharacters for Different Unix Programs
- in sed: 34.17. The Deliberate Scrivener
- pausing scripts: 25.1. Building Software Robots the Easy Way
- pbm (portable bitmap) format: 45.19. The Portable Bitmap Package
- pbmplus package: 45.19. The Portable Bitmap Package
- PCL (Printer Command Language): 45.14. Printing Languages — PostScript, PCL, DVI, PDF
- PCs
- PDF: 45.14. Printing Languages — PostScript, PCL, DVI, PDF
- pdksh (public domain Korn shell): 1.6. There Are Many Shells
- performance: 26.1. Timing Is Everything
- displaying running commands: 26.3. What Commands Are Running and How Long Do They Take?
- global and local problems: 26.1. Timing Is Everything
- problems with, checking for security breaches: 48.6. Beware of Sluggish Performance
- process scheduling at lower priority with nice: 26.5. Know When to Be "nice" to Other Users...and When Not To
- system load, checking with uptime: 26.4. Checking System Load: uptime
- timing processes: 26.1. Timing Is Everything
- timing programs: 26.2. Timing Programs
- period (.) , under Symbols) (see . (dot)
- PERIOD shell variable: 4.16. Preprompt, Pre-execution, and Periodic Commands
- periodic commands: 4.16. Preprompt, Pre-execution, and Periodic Commands
- periodic execution of programs: 25.2. Periodic Program Execution: The cron Facility
- Perl: 41.1. High-Octane Shell Scripting
- branching and looping: 41.6. Perl Boot Camp, Part 3: Branching and Looping
- bug reports, filing: 41.2. Checking your Perl Installation
- commenting RCS files: 39.5. RCS Basics
- compiling: 41.3. Compiling Perl from Scratch
- configuration information: 41.2. Checking your Perl Installation
- configuring, Configure shell script: 41.3. Compiling Perl from Scratch
- CPAN, library modules on: 22.8. Sorting a List of People by Last Name
- data types: 41.5. Perl Boot Camp, Part 2: Variables and Data Types
- documentation, Plain Old Documentation (POD) system: 41.4. Perl Boot Camp, Part 1: Typical Script Anatomy
- documentation (perldoc system): 41.1. High-Octane Shell Scripting
- fields, cutting: 21.14. Cutting Columns or Fields
- File::Find module: 8.16. oldlinks: Find Unconnected Symbolic Links
- grep, simulating actions of: 13.1. Different Versions of grep
- installation, checking: 41.2. Checking your Perl Installation
- interpreter (perl): 41.2. Checking your Perl Installation
- line-by-line and search using: 13.10. Compound Searches
- modules, using in scripts: 41.4. Perl Boot Camp, Part 1: Typical Script Anatomy
- offset script: 21.7. offset: Indent Text
- pattern matching (see regular expressions)
- programming in Emacs, editing modes for: 19.2. Emacs Features: A Laundry List
- Python vs.: 42.10. What About Perl?
- regular expression syntax for ranges: 32.9. Regular Expressions: Exceptions in a Character Set
- regular expressions: 41.7. Perl Boot Camp, Part 4: Pattern Matching
- scripts, anatomy of typical: 41.4. Perl Boot Camp, Part 1: Typical Script Anatomy
- sl script: 10.8. Showing the Actual Filenames for Symbolic Links
- sorting lines by length: 22.7. lensort: Sort Lines by Length
- sorting names by surname, script for: 22.8. Sorting a List of People by Last Name
- Text::Autoformat module: 21.3. Alternatives to fmt
- Unix-like operators: 41.8. Perl Boot Camp, Part 5: Perl Knows Unix
- unlink( ) system call, using: 14.14. Using unlink to Remove a File with a Strange Name
- variables: 41.4. Perl Boot Camp, Part 1: Typical Script Anatomy
- versions: 41.2. Checking your Perl Installation
- perl interpreter: 41.2. Checking your Perl Installation
- -perm operator (find command): 9.15. Searching for Files by Permission
- permissions: 50.2. Tutorial on File and Directory Permissions
- changes, handling with aliases: 50.7. Protect Important Files: Make Them Unwritable
- changing with chmod: 50.5. Using chmod to Change File Permission
- for executable files: 35.1. Writing a Simple Shell Program
- execute permission
- files managed by team of people: 50.2.1. User, Group, and World
- finding files by: 9.15. Searching for Files by Permission
- fully accessible directory within unreadable directory: 50.10. A Directory That People Can Access but Can't List
- group, in directory with setgid bit: 49.5. Group Permissions in a Directory with the setgid Bit
- group-write: 50.2.2. Which Group is Which?
- groups that deny: 49.7. Add Users to a Group to Deny Permissions
- information neither personal nor modifiable: 50.2.1. User, Group, and World
- lockfiles: 36.27. Shell Lockfile
- managing: 50.11. Juggling Permissions
- modifying files without write access: 50.9. A Loophole: Modifying Files Without Write Access
- octal number, writing as: 50.2.1. User, Group, and World
- personal information: 50.2.1. User, Group, and World
- read-only: 50.7. Protect Important Files: Make Them Unwritable
- remote directory backups and: 38.7. Using tar to a Remote Tape Drive
- security and: 48.2. CERT Security Checklists
- set incorrectly: 27.1. What the Shell Does
- shell scripts: 50.13. Shell Scripts Must Be Readable and (Usually) Executable
- sticky bit: 50.4. Protecting Files with the Sticky Bit
- umask command: 31.13. Automatic Setup When You Enter/Exit a Directory
- personal directories: 7.5. Private (Personal) Directories
- personal word list, ispell program: 16.5. Adding Words to ispell's Dictionary
- pg program, piping to: 43.4. Problems Piping to a Pager
- pgm (graymap) format: 45.19. The Portable Bitmap Package
- pick script: 24.16.2. zap
- PID (see process ID)
- pid (process ID), killing jobs by: 23.1. Job Control in a Nutshell
- pid (process IDs): 23.2.2. Using Job Control from Your Shell
- Pike, Rob: 24.16.2. zap
- ping program: 46.4. Where, Oh Where Did That Packet Go?
- pipelines
- pipes: 1.5. Programs Are Designed to Work Together
- buffering output: 43.8. Send Output Two or More Places
- commands joined with: 35.1. Writing a Simple Shell Program
- copying directory trees: 10.13. Copying Directory Trees with tar and Pipes
- find output to xargs ls -l: 9.13. Searching for Files by Type
- locate command output to xargs: 9.18. Using "Fast find" Databases
- ls command output: 8.4. List All Subdirectories with ls -R
- ps command in: 24.5. The ps Command
- redirecting input/output: 43.1. Using Standard Input and Output
- redirecting standard error (but not standard output): 43.3. Send (Only) Standard Error Down a Pipe
- pixmaps: 45.19. The Portable Bitmap Package
- pkg_add utility: 40.10. Installing with FreeBSD Packages
- Plan 9 operating system: 1.6. There Are Many Shells
- Pluggable Authentication Modules (PAM): 51.5. General and Authentication Problems
- plus sign (see +, under Symbols)
- pnm graphic format: 45.19. The Portable Bitmap Package
- Point-to-Point Protocol (PPP)
- pointers
- pop operator (Perl): 41.5.2. Arrays
- popd command: 4.8. Session Info in Window Title or Status Line
- portable bitmap format: 45.19. The Portable Bitmap Package
- Portable Bitmap Package: 45.19. The Portable Bitmap Package
- portable graymap format: 45.19. The Portable Bitmap Package
- portable pixmap formats: 45.19. The Portable Bitmap Package
- ports
- firewalls and: 46.12. Firewalls
- HTTP requests: 46.11. Gateways and NAT
- IP addresses and: 46.1.2. Layer 4 Protocols: TCP, UDP, and ICMP
- numbers for: 46.1.2. Layer 4 Protocols: TCP, UDP, and ICMP
- port forwarding, problems with: 51.7. Server and Client Problems
- SMTP requests: 46.11. Gateways and NAT
- terminal, listing of types: 3.15. Terminal Setup: Searching Terminal Table
- testing port (tty) numbers for terminal setup: 3.13. Terminal Setup: Testing Port
- well-known, database in /etc/services: 46.2. /etc/services Is Your Friend
- POSIX (Portable Operating System Interface): 1.3. The Core of Unix
- Post Office Protocol (POP or POP3): 46.8. Mail — SMTP, POP, and IMAP
- postfix program: 46.8. Mail — SMTP, POP, and IMAP
- PostScript
- ppm (pixmap) format: 45.19. The Portable Bitmap Package
- pr command: 21.15. Making Text in Columns with pr
- 45.6. Formatting Plain Text: pr
- -l option (page length): 21.15.3. Order Lines Across Columns: -l
- -m option (one file per column): 21.15.1. One File per Column: -m
- -number option for columns: 21.15.2. One File, Several Columns: -number
- sX option (setting column separator to x): 21.15.1. One File per Column: -m
- t and n options: 12.13. Numbering Lines
- Ðh (heading) option: 21.15.1. One File per Column: -m
- precedence of operators: 32.3. Understanding Expressions
- predefined environment variables: 35.5. Predefined Environment Variables
- preprompt commands: 4.16. Preprompt, Pre-execution, and Periodic Commands
- previous job: 23.3. Using jobs Effectively
- primary groups: 49.6. Groups and Group Ownership
- primary partitions: 44.4. Disk Partitioning
- print command (awk): 20.10.7. Alphabetical Summary of Commands
- print function: 41.5.1. Scalars
- printcap file: 45.8. Printing Over a Network
- printenv command: 24.9.4. Statistics of Processes by PID
- Printer Command Language (PCL): 45.14. Printing Languages — PostScript, PCL, DVI, PDF
- PRINTER environment variable: 35.5. Predefined Environment Variables
- printer queue, watching for errors (watchq script): 24.13. Printer Queue Watcher: A Restartable Daemon Shell Script
- PRINT_EXIT_VALUE option (zsh): 35.12. Exit Status of Unix Processes
- printexitvalue shell variable (tcsh): 35.12. Exit Status of Unix Processes
- printf command (awk): 20.10.7. Alphabetical Summary of Commands
- printing: 45.1. Introduction to Printing
- commands without executing them (:p operator): 28.5. String Editing (Colon) Operators
- Common Unix Printing System (CUPS): 45.18. The Common Unix Printing System (CUPS)
- files, shortcut for: 28.4. Build Strings with { }
- formatting plain text with enscript: 45.7. Formatting Plain Text: enscript
- formatting plain text with pr: 45.6. Formatting Plain Text: pr
- languages for: 45.14. Printing Languages — PostScript, PCL, DVI, PDF
- lp-style commands: 45.2.2. lp-Style Printing Commands
- lpc commands: 45.3. Printer Control with lpc
- lpr-style commands: 45.2.1. lpr-Style Printing Commands
- markup languages, formatting with: 45.13. Formatting Markup Languages — troff, LATEX, HTML, and So On
- network: 45.8. Printing Over a Network
- Portable Bitmap Package: 45.19. The Portable Bitmap Package
- printers, configuring to share with SMB network: 47.4. SWAT and GUI SMB Browsers
- over Samba: 45.9. Printing Over Samba
- spooling system
- spooling system for: 45.1. Introduction to Printing
- typesetting: 45.10. Introduction to Typesetting
- using different printers: 45.4. Using Different Printers
- priocntl command: 26.5. Know When to Be "nice" to Other Users...and When Not To
- priority of processes: 26.5. Know When to Be "nice" to Other Users...and When Not To
- priority ordering for processes: 23.4. Some Gotchas with Job Control
- private addresses: 46.11. Gateways and NAT
- private directories: 7.5. Private (Personal) Directories
- private keys (see public-key cryptography)
- /proc filesystem: 24.9. The /proc Filesystem
- hardware: 24.9.5. A Glimpse at Hardware
- memory information: 24.9.1. Memory Information
- security checks using: 48.9. The Linux proc Filesystem
- /stat file (statistics on the kernel and system): 24.9.2. Kernel and System Statistics
- statistics by PID: 24.9.4. Statistics of Processes by PID
- statistics on current process: 24.9.3. Statistics of the Current Process
- procedural programming languages, functions in: 42.3.2. Functions
- procedures (awk utility): 20.10.2.2. Procedures
- process groups: 24.3. Managing Processes: Overall Concepts
- process ID (PID): 4.15. External Commands Send Signals to Set Variables
- 24.3. Managing Processes: Overall Concepts
- 24.19. Why You Can't Kill a Zombie
- -1: 24.14. Killing All Your Processes
- kill command, feeding to: 24.12. Destroying Processes with kill
- statistics of process by: 24.9.4. Statistics of Processes by PID
- unique filenames, use in: 8.17. Picking a Unique Filename Automatically
- zmore script (example): 35.17. Trapping Exits Caused by Interrupts
- process substitution: 28.1. What's Special About the Unix Command Line
- processes
- background (see background processes)
- background and foreground: 23.1. Job Control in a Nutshell
- chain leading to your window: 24.20. The Process Chain to Your Window
- checking for security breaches: 48.6.1. Check Processes
- cleaning up unkillable: 24.18. Cleaning Up an Unkillable Process
- closing a window by killing its processes: 24.22. Close a Window by Killing Its Process(es)
- commands printed in parentheses by ps: 24.8. Why ps Prints Some Commands in Parentheses
- controlling process: 24.3. Managing Processes: Overall Concepts
- controlling terminal: 24.6. The Controlling Terminal
- creating new with fork and exec calls: 24.2. fork and exec
- defined: 23.2.1. How Job Control Works
- destroying with kill command: 24.12. Destroying Processes with kill
- disowning: 23.11. Disowning Processes
- exit status of: 35.12. Exit Status of Unix Processes
- exit status returned by: 24.3. Managing Processes: Overall Concepts
- foreground (see foreground processes)
- interactively killing those matching a pattern: 24.16. Kill Processes Interactively
- killing all: 24.14. Killing All Your Processes
- killing by name: 24.15. Killing Processes by Name?
- killing interactively, zap script, using: 24.16.2. zap
- listing with ps command: 1.10. The Kernel and Daemons
- managing, overview of: 24.3. Managing Processes: Overall Concepts
- open files for reading from/writing to: 36.15. Overview: Open Files and File Descriptors
- parent-child relationships: 35.4. Parent-Child Relationships
- priority, lowering with nice command: 26.5. Know When to Be "nice" to Other Users...and When Not To
- /proc filesystem: 24.9. The /proc Filesystem
- queue by priority: 23.4. Some Gotchas with Job Control
- restarting daemon shell script with kill command: 24.13. Printer Queue Watcher: A Restartable Daemon Shell Script
- scheduling: 25.1. Building Software Robots the Easy Way
- signals and: 24.10. What Are Signals?
- spawning: 24.2. fork and exec
- stopped vs. terminated: 23.3. Using jobs Effectively
- stopping: 24.17. Processes Out of Control? Just STOP Them
- terminal windows without shells: 24.21. Terminal Windows Without Shells
- timing: 26.1. Timing Is Everything
- tracking down with ps command: 24.7. Tracking Down Processes
- Unix handling of: 23.2.1. How Job Control Works
- unrelated, communicating through FIFOs: 43.11. Named Pipes: FIFOs
- .profile file: 3.3. Shell Setup Files — Which, Where, and Why
- bash shell: 3.3. Shell Setup Files — Which, Where, and Why
- Bourne shells, testing TERM variable with case statement: 3.11. Terminal Setup: Testing TERM
- CDPATH variable in: 31.5. Saving Time When You Change Directories: cdpath
- hung terminal and: 5.6. Checklist: Terminal Hangs When I Log In
- Korn shells: 3.3. Shell Setup Files — Which, Where, and Why
- login shells: 3.4.1. Login Shells
- stty commands in: 5.8. Setting Your Erase, Kill, and Interrupt Characters
- terminal type, setting with qterm: 5.4. Querying Your Terminal Type: qterm
- profiler (GNU gprof): 26.1. Timing Is Everything
- programming,
Unix (see shell scripts
also shell scripts ) - (see also shell scripts)
- programming languages
- programming, shell (see shell scripts)
- programming, Unix: 1.2. Power Grows on You
- programs
- aborting: 5.6.5. Aborting Programs
- bin directory for: 7.4. A bin Directory for Your Programs and Scripts
- environment, modifying: 35.29. Reading Files with the . and source Commands
- file deletion: 14.5. Answer "Yes" or "No" Forever with yes
- filename wildcards, passing to without shell interpretation: 33.3. Who Handles Wildcards?
- filters: 1.5. Programs Are Designed to Work Together
- links to: 36.8. Save Disk Space and Programming: Multiple Names for a Program
- names of
- periodic execution with cron: 25.2. Periodic Program Execution: The cron Facility
- redirecting input and output of: 36.15. Overview: Open Files and File Descriptors
- shells running: 27.3.1. How Shells Run Other Programs
- timing: 26.2. Timing Programs
- Unix: 1.4. Communication with Unix
- waiting for input: 5.6.3. Program Waiting for Input?
- prompt shell variable: 3.4.2. Interactive Shells
- PROMPT_COMMAND (bash shell variable): 4.16. Preprompt, Pre-execution, and Periodic Commands
- promptpid variable: 4.15. External Commands Send Signals to Set Variables
- prompts: 4.1. Basics of Setting the Prompt
- 27.3.1. How Shells Run Other Programs
- $ (dollar sign), in Bourne shell prompts: 27.3.5. Bourne Shell Used Here
- blank: 4.13. What Good Is a Blank Shell Prompt?
- Bourne-type shells, primary: 35.5. Predefined Environment Variables
- C-shell, stray prompt problems: 4.5. C-Shell Prompt Causes Problems in vi, rsh, etc.
- characters displayed in different sehlls: 1.7. Which Shell Am I Running?
- current directory in, using dirs command output: 4.14. dirs in Your Prompt: Better Than $cwd
- dynamic: 4.3. Dynamic Prompts
- external commands sending signals to set variables: 4.15. External Commands Send Signals to Set Variables
- faster setting with built-ins: 4.6. Faster Prompt Setting with Built-ins
- highlighting and color in: 4.10. Highlighting and Color in Shell Prompts
- history number in: 30.2. History in a Nutshell
- menu prompt for naive users: 4.9. A "Menu Prompt" for Naive Users
- modified, script program and: 37.8. Cleaning script Files
- multiline: 4.7. Multiline Shell Prompts
- preprompt commands, setting: 4.16. Preprompt, Pre-execution, and Periodic Commands
- preprompt, preexecution and periodic commands: 4.16. Preprompt, Pre-execution, and Periodic Commands
- PS1, PS2 variables: 35.5. Predefined Environment Variables
- right-side: 4.11. Right-Side Prompts
- secondary
- session info in window title or status line: 4.8. Session Info in Window Title or Status Line
- static: 4.2. Static Prompts
- subshell level, showing: 4.12. Show Subshell Level with $SHLVL
- typing commands at: 24.3. Managing Processes: Overall Concepts
- propagating shell functions: 29.13. Propagating Shell Functions
- protocols: 40.6.1. Configuring the sources.list File
- prune operator (find command): 14.15. Removing a Strange File by its i-number
- -print operator (find command): 9.24. Finding the (Hard) Links to a File
- -prune operator (file command)
- -prune operator (find command): 9.25. Finding Files with -prune
- ps command: 24.5. The ps Command
- 24.7. Tracking Down Processes
- -a (all) option
- -ag options, displaying all processes on system: 24.16.2. zap
- -ax option: 24.7.2. BSD
- -ef options (System V): 24.5. The ps Command
- -el options: 1.10. The Kernel and Daemons
- AIX version of: 24.5. The ps Command
- aux options (Berkeley style): 24.5. The ps Command
- aux or -ef options, listing chain of processes: 24.20. The Process Chain to Your Window
- checking current processes for security breaches: 48.6.1. Check Processes
- checking for application running on remote display: 6.10.2. Starting a Remote Client with rsh and ssh
- commands printed in parentheses: 24.8. Why ps Prints Some Commands in Parentheses
- displaying programs: 5.6.5. Aborting Programs
- e (everything) option: 24.7.2. BSD
- grep, using with: 13.2. Searching for Text with grep
- listing of command output fields: 24.5. The ps Command
- in pipes: 24.5. The ps Command
- runaway shell script, locating: 24.15. Killing Processes by Name?
- showing all jobs with -x or -e options: 23.11. Disowning Processes
- x option: 1.10. The Kernel and Daemons
- zombies, listing: 24.12. Destroying Processes with kill
- PS2 environment variable: 35.5. Predefined Environment Variables
- pseudo-terminal: 24.6. The Controlling Terminal
- pstat utility: 48.6.2. Checking Swap Space
- psychotherapist program, Emacs: 19.13. An Absurd Amusement
- ptbk script (for incremental backups): 38.9. On-Demand Incremental Backups of a Project
- pty: 24.6. The Controlling Terminal
- public directive (smb.conf): 47.2. Installing and Configuring Samba
- public-domain version of Korn shell (see pdksh)
- public key cryptography
- punctuation in filenames: 1.11. Filenames
- push operator (Perl): 41.5.2. Arrays
- pushd command: 4.8. Session Info in Window Title or Status Line
- pushing or pulling information: 25.1. Building Software Robots the Easy Way
- put command
- pwd command: 10.7. Linking Directories
- PWD environment variable: 35.5. Predefined Environment Variables
- Python: 42.1. What Is Python?
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