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Balbaert, Ivo. Julia 1. 0 Programming Complete Reference Guide: Discover Julia, a High-Performance Language for Technical Computing / Ivo Balbaert, Adrian Salceanu. — 1 online resource (455 pages) — <URL:http://elib.fa.ru/ebsco/2142586.pdf>.Record create date: 7/20/2019 Subject: Programming languages.; Application software — Development.; Application software — Development. Collections: EBSCO Allowed Actions: –
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This Learning Path is your step-by-step guide to learn the high-level and high-performance Julia language and build simple-to-advanced applications with it using modern tools. Through multiple projects and examples, you'll learn work with powerful open-source libraries for data wrangling, analysis, and visualization and build full-featured ...
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Table of Contents
- Cover
- Title Page
- Copyright and Credits
- About Packt
- Contributors
- Table of Contents
- Preface
- Chapter 1: Installing the Julia Platform
- Installing Julia
- Windows OS
- OS X
- Linux OS
- Building from source
- JuliaPro
- Working with Julia's REPL
- Startup options and Julia scripts
- Packages
- Adding a new package
- Installing and working with IJulia
- Installing Juno
- Installing julia-vscode
- Installing Sublime-IJulia
- Other editors and IDEs
- How Julia works
- Summary
- Installing Julia
- Chapter 2: Variables, Types, and Operations
- Variables, naming conventions, and comments
- Types
- Integers
- Floating point numbers
- Elementary mathematical functions and operations
- Rational and complex numbers
- Characters
- Strings
- Formatting numbers and strings
- Regular expressions
- Ranges and arrays
- Other ways to create arrays
- Some common functions for arrays
- Dates and times
- Scope and constants
- Summary
- Chapter 3: Functions
- Defining functions
- Optional and keyword arguments
- Anonymous functions
- First-class functions and closures
- functions
- Broadcasting
- Map, filter, and list comprehensions
- Generic functions and multiple dispatch
- Summary
- Chapter 4: Control Flow
- Conditional evaluation
- Repeated evaluation
- for loops
- while loops
- The break statement
- The continue statement
- Exception handling
- Scope revisited
- Tasks
- Summary
- Chapter 5: Collection Types
- Matrices
- Tuples
- Dictionaries
- Keys and values – looping
- Sets
- An example project – word frequency
- Summary
- Chapter 6: More on Types, Methods, and Modules
- Type annotations
- Type conversions and promotions
- The type hierarchy – subtypes and supertypes
- Concrete and abstract types
- User-defined and composite types
- When are two values or objects equal or identical?
- A multiple-dispatch example
- Types and collections – inner constructors
- Type unions
- Parametric types and methods
- Standard modules and paths
- Summary
- Type annotations
- Chapter 7: Metaprogramming in Julia
- Expressions and symbols
- Evaluation and interpolation
- Defining macros
- Built-in macros
- Testing
- Debugging
- Benchmarking
- Starting a task
- Reflection capabilities
- Summary
- Chapter 8: I/O, Networking, and Parallel Computing
- Basic input and output
- Working with files
- Reading and writing CSV files
- Using DataFrames
- Other file formats
- Working with TCP sockets and servers
- Interacting with databases
- Parallel operations and computing
- Creating processes
- Using low-level communications
- Parallel loops and maps
- Summary
- Chapter 9: Running External Programs
- Running shell commands
- Interpolation
- Pipelining
- Calling C and Fortran
- Calling Python
- Performance tips
- Tools to use
- Summary
- Running shell commands
- Chapter 10: The Standard Library and Packages
- Digging deeper into the standard library
- Julia's package manager
- Installing and updating packages
- Graphics in Julia
- Using Plots on data
- Summary
- Chapter 11: Creating Our First Julia App
- Technical requirements
- Defining variables
- Constants
- Why are constants important?
- Comments
- Strings
- Triple-quoted strings
- Concatenating strings
- Interpolating strings
- Manipulating strings
- Unicode and UTF-8
- Regular expressions
- Raw string literals
- Numbers
- Integers
- Overflow behavior
- Floating-point numbers
- Rational numbers
- Numerical operators
- Vectorized dot operators
- There's more to it
- Tuples
- Named tuples
- Ranges
- Arrays
- Iteration
- Mutating arrays
- Comprehensions
- Generators
- Exploratory data analysis with Julia
- The Iris flower dataset
- Using the RDatasets package
- Using simple statistics to better understand our data
- Visualizing the Iris flowers data
- Loading and saving our data
- Saving and loading using tabular file formats
- Working with Feather files
- Saving and loading with MongoDB
- Summary
- Chapter 12: Setting Up the Wiki Game
- Technical requirements
- Data harvesting through web scraping
- How the web works – a crash course
- Making HTTP requests
- Learning about HTTP methods
- Understanding HTTPS
- Understanding HTML documents
- HTML selectors
- Learning about the HTML attributes
- Learning about CSS and JavaScript selectors
- Understanding the structure of a link
- HTML selectors
- Accessing the internet from Julia
- Making requests with the HTTP package
- Handling HTTP responses
- HTTP status codes
- Learning about HTTP headers
- The HTTP message body
- Understanding HTTP responses
- The status code
- The headers
- The message body
- Learning about pairs
- The status code
- Dictionaries
- Constructing dictionaries
- Ordered dictionaries
- Working with dictionaries
- Constructing dictionaries
- Using the HTTP response
- Manipulating the response body
- Building a DOM representation of the page
- Parsing HTML with Gumbo
- Coding defensively
- The pipe operator
- Handling errors like a pro
- The try...catch statements
- The finally clause
- Throwing exceptions on errors
- Rethrowing exceptions
- Learning about functions
- The return keyword
- Returning multiple values
- Optional arguments
- Keyword arguments
- Documenting functions
- Writing a basic web crawler – take one
- Setting up our project
- Writing a Julia program
- Conditional evaluation of if, elseif, and else statements
- The ternary operator
- Short-circuit evaluation
- Beware of operator precedence
- Carrying on with the crawler's implementation
- Summary
- Chapter 13: Building the Wiki Game Web Crawler
- Technical requirements
- Six Degrees of Wikipedia, the gameplay
- Some additional requirements
- Organizing our code
- Using modules to tame our code
- Defining modules
- Productive REPL sessions with Julia
- Setting up our modules
- Referencing modules
- Setting up the LOAD_PATH
- Loading modules with using
- Loading modules with import
- Loading modules with include
- Nesting modules
- Setting up our game's architecture
- Checking our code
- Building our Wikipedia crawler - take two
- Using blocks
- Implementing the gameplay
- Finishing touches
- One more thing
- Learning about Julia's type system
- Defining our own types
- Constructing types
- Mutable composite types
- Type hierarchy and inheritance
- Type unions
- Using article types
- Inner constructors
- Methods
- Working with relational databases
- Adding MySQL support
- Connecting to the database
- Setting up our Article module
- Adding the persistence and retrieval methods
- Putting it all together
- Adding MySQL support
- Summary
- Chapter 14: Adding a Web UI for the Wiki Game
- Technical requirements
- The game plan
- Learning about Julia's web stack
- Beginning with a simple example – Hello World
- Developing the game's web UI
- Defining our routes
- Preparing the landing page
- Starting a new game
- Extracting the difficulty settings from the page URL
- Starting a new game session
- Rendering the first Wikipedia article from the chain
- Setting up in-article navigation
- Displaying information about the game session
- Displaying a Wikipedia article page
- Navigating back up the article chain
- Showing the solution
- Handling any other requests
- Wrapping it up
- Summary
- Chapter 15: Implementing Recommender Systems with Julia
- Technical requirements
- Understanding recommender systems
- Classifying recommender systems
- Learning about non-personalized, stereotyped, and personalized recommendations
- Understanding personalized recommendations
- Explicit and implicit ratings
- Understanding content-based recommender systems
- Beginning with association-based recommendations
- Learning about collaborative filtering
- Understanding user-item CF
- Item-item CF
- Understanding personalized recommendations
- Learning about non-personalized, stereotyped, and personalized recommendations
- Summary
- Chapter 16: Machine Learning for Recommender Systems
- Technical requirements
- Comparing the memory-based versus model-based recommenders
- Learning about the model-based approach
- Understanding our data
- A first look at the data
- Loading the data
- Handling missing data
- Data analysis and preparation
- Training our data models
- Scaling down our dataset
- Training versus testing data
- Machine learning-based recommendations
- Making recommendations with Recommendation
- Setting up the training data
- Building and training the recommender
- Matrix Factorization
- Making recommendations
- Making recommendations with Recommendation
- Testing the recommendations
- Learning about hybrid recommender systems
- Summary
- Other Books You May Enjoy
- Index
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