book

Linux Command Line and Shell Scripting Bible, 4th Edition

by Richard Blum, Christine Bresnahan

January 2021

Intermediate to advanced

832 pages

18h 3m

English

Wiley

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Who Should Read This BookHow This Book Is OrganizedMinimum RequirementsWhere to Go from Here
Investigating LinuxExamining Linux DistributionsSummary

Reaching the Command LineAccessing CLI via a Linux Console TerminalAccessing CLI via Graphical Terminal EmulationUsing the GNOME Terminal EmulatorUsing the Konsole Terminal EmulatorUsing the xterm Terminal EmulatorSummary
Starting the ShellUsing the Shell PromptInteracting with the Bash ManualNavigating the FilesystemListing Files and DirectoriesHandling FilesManaging DirectoriesViewing File ContentsSummary
Monitoring ProgramsMonitoring Disk SpaceWorking with Data FilesSummary
Investigating Shell TypesExploring Parent and Child Shell RelationshipsUnderstanding External and Built-In CommandsSummary
Exploring Environment VariablesSetting User-Defined VariablesRemoving Environment VariablesUncovering Default Shell Environment VariablesSetting the PATH Environment VariableLocating System Environment VariablesLearning about Variable ArraysSummary
Exploring Linux SecurityUsing Linux GroupsDecoding File PermissionsChanging Security SettingsSharing FilesAccess Control ListsSummary
Exploring Linux FilesystemsWorking with FilesystemsManaging Logical VolumesSummary
Exploring Package ManagementInspecting the Debian-Based SystemsThe Red Hat–Based SystemsManaging Software Using ContainersInstalling from Source CodeSummary
Visiting the vim EditorNavigating the nano EditorExploring the Emacs EditorExploring the KDE Family of EditorsExploring the GNOME EditorSummary
Using Multiple CommandsCreating a Script FileDisplaying MessagesUsing VariablesRedirecting Input and OutputEmploying PipesPerforming MathExiting the ScriptWorking through a Practical ExampleSummary
Working with the if-then StatementExploring the if-then-else StatementNesting ifsTrying the test CommandConsidering Compound TestingWorking with Advanced if-then FeaturesConsidering the case CommandWorking through a Practical ExampleSummary
Looking at the for CommandTrying the C-Style for CommandExploring the while CommandUsing the until CommandNesting LoopsLooping on File DataControlling the LoopProcessing the Output of a LoopWorking through a Few Practical ExamplesSummary
Passing ParametersUsing Special Parameter VariablesBeing ShiftyWorking with OptionsStandardizing OptionsGetting User InputWorking through a Practical ExampleSummary
Understanding Input and OutputRedirecting Output in ScriptsRedirecting Input in ScriptsCreating Your Own RedirectionListing Open File DescriptorsSuppressing Command OutputUsing Temporary FilesLogging MessagesWorking through a Practical ExampleSummary
Handling SignalsRunning Scripts in Background ModeRunning Scripts without a Hang-upControlling the JobBeing NiceRunning like ClockworkWorking through a Practical ExampleSummary
Exploring Basic Script FunctionsReturning a Value from a FunctionUsing Variables in FunctionsInvestigating Array Variables and FunctionsConsidering Function RecursionCreating a LibraryUsing Functions on the Command LineWorking Through a Practical ExampleSummary
Creating Text MenusDoing WindowsGetting GraphicWorking Through a Practical ExampleSummary
Manipulating TextLooking at the sed Editor Basic CommandsWorking Through a Practical ExampleSummary
Exploring Regular ExpressionsDefining BRE PatternsTrying Out Extended Regular ExpressionsWorking Through Some Practical ExamplesSummary
Looking at Multiline CommandsHolding SpaceNegating a CommandChanging the FlowReplacing via a PatternPlacing sed Commands in ScriptsCreating sed UtilitiesWorking Through a Practical ExampleSummary
Using VariablesWorking with ArraysConsidering PatternsStructured CommandsPrinting with FormatsUsing Built‐in FunctionsTrying Out User‐Defined FunctionsWorking Through a Practical ExampleSummary
Considering the Dash ShellLooking at the Dash Shell FeaturesScripting in DashExploring the zsh ShellViewing Parts of the zsh ShellScripting with zshWorking Through a Practical ExampleSummary
Performing BackupsManaging Account DeletionMonitoring Your SystemSummary
Understanding Version ControlSetting Up Your Git EnvironmentCommitting with GitSummary
Reviewing Built‐In CommandsLooking at Common Bash CommandsAssessing Environment Variables
The sed EditorThe gawk Program