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Bash Builtins & Programs > General Definition Of Bash Builtins & Programs > Flashcards

General Definition Of Bash Builtins & Programs Flashcards

1
Q

man

A

an interface to the on-line manual

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2
Q

info

A

GNU info documentation

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3
Q

help

A

Display helpful information about bash builtin commands

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4
Q

find

A

Search for files and directories based on specific search parameters

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5
Q

stat

A

Displays inode information of a file/directory

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6
Q

cat

A

concatenate file and print on to the standard output

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7
Q

ls

A

list directory contents

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8
Q

File Text Manipulation

grep

A

Find lines in a file that match a regular expression

grep [options] pattern [files]

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9
Q

egrep

A

Just like grep but uses a differeted (“extented”) language for regular expressions

egrep [options] pattern [files]

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10
Q

fgrep

A

Just like grep, but instead of accepting regular expressions, it accepts a list of fixed strings, sperated by newlines.

fgrep [options] [fixed_strings] [files]

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11
Q

File Text Manipulation

cut

A

Extract columns from a file

cut -(b|c|f)range [options] [files]

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12
Q

File Text Manipulation

paste

A

Append column based data

paste [options] [files]

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13
Q

File Text Manipulation

tr

A

translate characters into other characters

tr [options] char set 1 [char set 2]

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14
Q

File Text Manipulation

expand

unexpand

A

Covert between tabs and spaces

expand [options] [files]

unexpanded [options] [files]

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15
Q

File Text Manipulation

sort

A

Sort lines of text by various criteria

sort [options] [files]

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16
Q

File Text Manipulation

uniq

A

Locate identical lines in a file

uniq [options] [files]

17
Q

File Text Manipulation

tee

A

Copy a file and print in on standard output, simultaneously

tee [options] [files]

18
Q

File Text Manipulation

awk

A
  • Filter data in file to create report works with columns/rows like data. (EX: print all data in column 2) output filtered data to the stdout stream. - pattern scanning and processing language
19
Q

File Text Manipulation

sed

A
  • modify/edit files (ex: search and replace text and outputs to the stdout stream) - stream editor for filtering and transforming text

Bash Builtins & Programs (2 decks)

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