Compiled Learning Objectives

Ordinal numbers

• Convert positions to ordinal numbers

Testing frameworks

• Explain why we need to use testing frameworks

Starting a project

• Identify a package.json
• Explain the purpose of a package.json

Using packages

• Define a dependency
• Define a package
• Identify some benefits of using a third-party party software library when programming
• Describe why need to use npm when we are building JavaScript applications

Installing Jest

• Outline the effects of running an installation command, e.g. npm install
• Install a dependency with npm

Jest's Application Programming Interface

• Explain why we use APIs in programming
• Identify some commonly used APIs

First test case

• Outline the effect of running npm test
• Interpret documentation to determine how part of a third-party API behaves
• Describe what toEqual checks in the Jest library
• State the current return value of a function and the target output for a given test
• Implement a test case to describe the behaviour of a function

Interpreting feedback

• Identify current output and target output in test feedback
• Determine the line an error occurred from some test feedback
• Give an example of why Jest makes tests easier to write than console.assert

Dead Code

• Define what is meant by ‘dead code’
• Understand why ‘dead code’ matters in the context of working as a software engineer
• Demonstrate how we handle ‘dead code’ in our codebases
• Identify ‘dead code’ in an existing code base

Generalising further

• Extend an implementation based on more assertions

Anonymous functions

• Explain the difference between a named function and an anonymous function

Arrow functions

• Write an arrow function

Testing Workshop

• Practice solving problems while testing

Learn from rejections

• Reflect on previous experiences
• Identify key learning points from that experience

Mandatory Sprint 3 Codewars Katas

• Practice applying concepts related to the sprint’s prep material in a kata.
• Problem solve a new coding challenge.

Mentored pair programming

• Talk aloud when thinking about a problem.
• Write code in front of someone else.
• Analyse your strategies for solving problems in code.

Play the Bandit

• Develop your command line skills

Refactoring Dead Code

• Identify ‘dead code’ in an existing code base
• Demonstrate how we handle ‘dead code’ in our codebases

Stretch Codewars Katas

• Practice applying concepts related to the sprint’s prep material in a kata.
• Problem solve a new coding challenge.

Watch the VSCode Debugger Video

• Learn about the debugging tools built into VSCode

Workshop:Playing Computer

• Play computer with a few short programs to work out what happens when they run
• Keep track of your place in a running program using frames
• Describe what happens when a function is called during runtime
• Check your understanding using an application like the Python visualiser

Clean Code Workshop

• Identify properties which make code easier to read and modify.
• Compare the cleanliness of code.