Cheat Sheet #day45

`mkdir` Cheatsheet

Basic Usage

Create a Directory
```
  mkdir directory_name
```

Common Options

Create Parent Directories as Needed
```
  mkdir -p /path/to/new/directory
```
Set Permissions for the New Directory
```
  mkdir -m 755 directory_name
```
Display a Message for Each Created Directory
```
  mkdir -v directory_name
```

Examples

Create a Single Directory
```
  mkdir my_directory
```
Create Multiple Directories
```
  mkdir dir1 dir2 dir3
```
Create a Directory with Parent Directories
```
  mkdir -p /parent/child/grandchild
```
Create a Directory with Specific Permissions
```
  mkdir -m 700 secure_directory
```
Create a Directory and Print a Message
```
  mkdir -v new_directory
```

Practical Tips

Combining Options
```
  mkdir -p -v /path/to/new_directory
```

Using with chmod for Complex Permissions

  mkdir new_directory
  chmod 755 new_directory

Creating Directories from a List in a File

  while IFS= read -r dir; do mkdir -p "$dir"; done < directories.txt

Advanced Usage

Creating Directories with Variable Names in Scripts

  for dir in dir1 dir2 dir3; do
    mkdir "$dir"
  done

Using mkdir in a Pipeline

  echo "dir1\ndir2\ndir3" | xargs mkdir -p

Examples with Explanations

Create Nested Directories with a Single Command

  mkdir -p /home/user/projects/project1/src
  # Creates the entire path even if parent directories do not exist

Create Directories with Verbose Output

  mkdir -v project
  # Outputs: mkdir: created directory 'project'

Create a Directory with Custom Permissions

  mkdir -m 755 public_directory
  # Sets the directory permissions to rwxr-xr-x

Create Multiple Directories with a Script

  for i in {1..5}; do mkdir "project_$i"; done
  # Creates directories: project_1, project_2, ..., project_5

Quick Reference

Create a Directory
```
  mkdir directory_name
```
Create Parent Directories as Needed
```
  mkdir -p /path/to/new/directory
```
Set Permissions for the New Directory
```
  mkdir -m 755 directory_name
```
Display a Message for Each Created Directory
```
  mkdir -v directory_name
```
Create Multiple Directories at Once
```
  mkdir dir1 dir2 dir3
```
Create Nested Directories with Verbose Output
```
  mkdir -p -v /path/to/new_directory
```

This cheatsheet covers the essential commands and options for using mkdir effectively, from basic usage to advanced scripting and handling permissions. Adjust the commands according to your specific requirements and environment.

Cheat Sheet #day45 - mkdir

mkdir Cheatsheet