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dc

file managementLinux/Unix
The dc command is one of the most frequently used commands in Linux/Unix-like operating systems. dc Sample fallback description for dc
See ExamplesView Syntax

Quick Reference

Command Name:

dc

Category:

file management

Platform:

Linux/Unix

Basic Usage:

dc -e "5 5 + p"

Common Use Cases

  • 1

    Complex calculations

    Perform arbitrary-precision arithmetic calculations using RPN notation

  • 2

    Scripted math

    Execute mathematical operations in scripts without floating-point errors

  • 3

    Base conversion

    Convert numbers between different number bases (decimal, hex, octal, etc.)

  • 4

    Stack manipulation

    Work with stack-based data structures for complex operations

Syntax

dc [OPTION]... [FILE]...

Options

Option Description
-l Use a long listing format
-a Show hidden entries starting with .
-h Human-readable sizes
-R List subdirectories recursively

Examples

How to Use These Examples

The examples below show common ways to use the dc command. Try them in your terminal to see the results. You can copy any example by clicking on the code block.

Basic Examples:

ls
List files in the current directory.
ls -l
List files in long format with details.
ls -a
List all files including hidden ones.

Advanced Examples:

ls -lah Detailed list with human-readable sizes. ls -R List directories recursively.

Try It Yourself

Practice makes perfect! The best way to learn is by trying these examples on your own system with real files.

Understanding Syntax

Pay attention to the syntax coloring: commands, options, and file paths are highlighted differently.

Notes

These are sample notes for the dc command.

Tips & Tricks

1

Use the -e expression option to evaluate an expression

2

Use the -f file option to read expressions from a file

3

Use the -s option to suppress the output of intermediate results

4

Use the -V option to display version information

5

Use the -h option to display help

Common Use Cases

Complex calculations

Perform arbitrary-precision arithmetic calculations using RPN notation

Scripted math

Execute mathematical operations in scripts without floating-point errors

Base conversion

Convert numbers between different number bases (decimal, hex, octal, etc.)

Stack manipulation

Work with stack-based data structures for complex operations

Programming exercises

Learn and practice reverse Polish notation and stack-based programming

Related Commands

These commands are frequently used alongside dc or serve similar purposes:

bc
expr
calc
awk
sed
python
numfmt
printf
Explore All Commands

Use Cases

1

Complex calculations

Perform arbitrary-precision arithmetic calculations using RPN notation

2

Scripted math

Execute mathematical operations in scripts without floating-point errors

3

Base conversion

Convert numbers between different number bases (decimal, hex, octal, etc.)

4

Stack manipulation

Work with stack-based data structures for complex operations

5

Programming exercises

Learn and practice reverse Polish notation and stack-based programming

Learn By Doing

The best way to learn Linux commands is by practicing. Try out these examples in your terminal to build muscle memory and understand how the dc command works in different scenarios.

See ExamplesTry Lab Exercises
$ dc
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