Start

Getting started
The NuTorch shell
Install from source

Core

Native ownership
Tensors
Operations

Deep learning

Autograd
Neural networks

Reference

Creation ops
Pointwise ops
Comparison ops
Reduction ops
Linear algebra ops
Shape ops
Loss ops
Autograd ops
Utility ops

Book · Introduction

Introduction
Table of Contents

Book · Installation

Default Shell
Installing Nu

Book · Getting Started

Nushell Cheat Sheet
Getting Started
Moving Around the System
Quick Tour
Thinking in Nu

Book · Nu Fundamentals

Loading Data
Navigating and Accessing Structured Data
Nu Fundamentals
Pipelines
Special Variables
Types of Data
Working with Lists
Working with Records
Working with Strings
Working with Tables

Book · Programming in Nu

Aliases
Control Flow
Custom Commands
Modules
Creating Modules
Using Modules
Operators
Overlays
Programming in Nu
Regular Expressions
Scripts
Sorting
Best Practices
Testing your Nushell Code
Variables

Book · Nu as a Shell

How to Configure 3rd Party Prompts
Background Jobs
Coloring and Theming in Nu
Configuration
Custom Completions
Directory Stack
Environment
Externs
Hooks
Reedline, Nu's Line Editor
Nu as a Shell
Running System (External) Commands
Stdout, Stderr, and Exit Codes

Book · Coming to Nu

Coming from Bash
Coming from CMD.EXE
Coming from PowerShell
Coming to Nu
Nu map from other shells and domain specific languages
Nu Map from Functional Languages
Nu Map from Imperative Languages
Nushell operator map

Book · Design Notes

Design Notes
How Nushell Code Gets Run

Book · (Not So) Advanced

(Not so) Advanced
Creating Your Own Errors
Dataframes
explore
Metadata
Parallelism
Plugins
Standard Library (Preview)

Language

Cookbook

Custom Completers
Direnv
External Completers
Files
Working With Foreign Shell Scripts
Git
Help
HTTP
Acting on keypresses using `input listen`
jq vs Nushell
Module Scenarios
Parsing
Parsing Git Log
Pattern Matching
Polars vs Pandas vs Nushell
Cookbook
Setup
Manage SSH passphrases
System
Advanced table workflows

Commands

Command Reference

Commands · dataframe

Commands · lazyframe

Lazyframe
polars agg
polars collect
polars explode
polars fill-nan
polars fill-null
polars filter
polars flatten
polars group-by
polars into-lazy
polars join
polars join-where
polars median
polars over
polars quantile
polars save
polars select
polars sort-by

Commands · strings

Commands · math

Commands · network

Network
http
http delete
http get
http head
http options
http patch
http pool
http post
http put
port
query web
query webpage-info
url
url build-query
url join
url parse
url split-query

Commands · conversions

Conversions
fill
format bits
format number
into
into binary
into bool
into cell-path
into datetime
into duration
into filesize
into float
into glob
into int
into matrix
into record
into semver
into semver-range
into sqlite
into string
into value
matrix into-nu
split cell-path

Commands · filters

Commands · database

Database
query db
schema
stor
stor create
stor delete
stor export
stor import
stor insert
stor open
stor reset
stor update

Commands · filesystem

Filesystem
cd
cp
du
glob
idx
idx dirs
idx drop
idx files
idx find
idx init
idx search
idx status
idx watch
load-env
ls
mkdir
mktemp
mv
open
rm
save
start
touch
watch

Commands · formats

Commands · system

System
complete
exec
ps
registry
registry query
run-external
sys
sys cpu
sys disks
sys host
sys mem
sys net
sys temp
sys users
uname
which

Commands · core

Commands · platform

abbr
abbr list
ansi
ansi gradient
ansi link
ansi strip
Platform
clear
input
input list
input listen
is-redirected
is-terminal
keybindings
keybindings default
keybindings list
keybindings listen
kill
sleep
term
term query
term size
ulimit
umask
version check
whoami

Commands · expression

Commands · dataframe or lazyframe

polars filter-with
polars rename
polars shift
polars unique
polars with-column

Commands · debug

ast
Debug
config flatten
debug
debug env
debug experimental-options
debug info
debug profile
explain
inspect
metadata
metadata access
metadata set
panic
timeit
view
view blocks
view files
view ir
view source
view span

Commands · default

banner
Default
inc
peek
pwd
run-internal

Commands · path

Path
path
path basename
path dirname
path exists
path expand
path join
path parse
path relative-to
path self
path split
path type

Commands · viewers

Viewers
explore
explore config
explore regex
grid
table

Commands · bits

bits
bits and
bits not
bits or
bits rol
bits ror
bits shl
bits shr
bits xor
Bits

Commands · hash

Hash
hash
hash md5
hash sha256

Commands · random

Random
random
random binary
random bool
random chars
random float
random int
random pass
random uuid

Commands · plugin

Plugin
plugin
plugin add
plugin list
plugin rm
plugin stop
plugin use

Commands · experimental

Experimental
job
job describe
job flush
job id
job kill
job list
job recv
job send
job spawn
job unfreeze
unlet

Commands · bytes

bytes
bytes add
bytes at
bytes build
bytes collect
bytes ends-with
bytes index-of
bytes length
bytes remove
bytes replace
bytes reverse
bytes split
bytes starts-with
Bytes

Commands · env

Env
config
config env
config nu
config reset
config use-colors
export-env
with-env

Commands · date

Date
date
date from-human
date humanize
date list-timezone
date now
date to-timezone

Commands · history

History
history
history import
history session

Commands · generators

cal
Generators
generate
seq
seq char
seq date

Commands · misc

Misc
tutor

Commands · removed

Removed
date format
let-env

Commands · shells

Shells
exit

Commands · prompt

Prompt
gstat

Commands · chart

Chart
histogram

Commands · dataframe_or_lazyframe

Dataframe Or Lazyframe

Commands · deprecated

Deprecated

shell/lang-guide/chapters/strings

Ported from nushell/nushell.github.io. Copyright (c) 2021 Nushell Project. MIT License.

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