Last modified
- Jan 18, 2016. WebStorm 11.0.3
References
cd to project directory
npm install --save-dev babel-clinpm install --save-dev babel-preset-es2015
tp-hk
/ tips-tricks-setup-babel-file-watcher.md
Last active
March 19, 2023 23:52
tips & tricks - set up Babel file watcher in WebStorm 11+ on Windows
tp-hk
/ immutability-vs-reassignment.js
Created
October 17, 2018 21:28
— forked from battmanz/immutability-vs-reassignment.js
Demonstrates the difference between an immutable object and a variable that cannot be reassigned
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| 'use strict'; | |
| // CASE 1: The object is mutable and the variable can be reassigned. | |
| let o1 = { foo: 'bar' }; | |
| // Mutate the object | |
| o1.foo = 'something different'; | |
| // Reassign the variable | |
| o1 = { message: "I'm a completely new object" }; |
- good architecture = allow changes w/ flexibility + delay decision
- Entities: pure; small sets of critical business rules. Should be most independent & reusable. Can be an object with methods or data structures & functions
- Use case: not as pure; is an object. contains data elements & operations.
- Entities are lower level than (don’t depend on) use cases since use cases are closer to inputs/outputs.
- Entities & use cases are 2 layers