Components control views (html). They also communicate with other components and services to bring functionality to your app. Modules consist of one or more components. They do not control any html. Your modules declare which components can be used by components belonging to other modules, which classes will be injected by the dependency injector and … Read more
As of Rails 2.3.9, there is a setting in config/application.rb in which you can specify directories that contain files you want autoloaded. From application.rb: # Custom directories with classes and modules you want to be autoloadable. # config.autoload_paths += %W(#{config.root}/extras)
Here is what is going on. First, the only global variables Python really has are module-scoped variables. You cannot make a variable that is truly global; all you can do is make a variable in a particular scope. (If you make a variable inside the Python interpreter, and then import other modules, your variable is … Read more
Candy Cup Analogy Version 1: A cup for every candy Let’s say you wrote some code like this: Mod1.ts export namespace A { export class Twix { … } } Mod2.ts export namespace A { export class PeanutButterCup { … } } Mod3.ts export namespace A { export class KitKat { … } } You’ve … Read more
from ..subpkg2 import mod Per the Python docs: When inside a package hierarchy, use two dots, as the import statement doc says: When specifying what module to import you do not have to specify the absolute name of the module. When a module or package is contained within another package it is possible to make … Read more
Node.js 13.2.0 & Above Node.js 13.2.0 now supports ES Modules without a flag 🎉. However, the implementation is still marked as experimental so use in production with caution. To enable ECMAScript module (ESM) support in 13.2.0, add the following to your package.json: { “type”: “module” } All .js, .mjs (or files without an extension) will … Read more
The first line of the Rationale section of PEP 338 says: Python 2.4 adds the command line switch -m to allow modules to be located using the Python module namespace for execution as scripts. The motivating examples were standard library modules such as pdb and profile, and the Python 2.4 implementation is fine for this … Read more
We do have dynamic imports proposal now with ECMA. This is in stage 3. This is also available as babel-preset. Following is way to do conditional rendering as per your case. if (condition) { import(‘something’) .then((something) => { console.log(something.something); }); } This basically returns a promise. Resolution of promise is expected to have the module. … Read more
First I want to note that Hot Module Replacement (HMR) is still an experimental feature. HMR is a way of exchanging modules in a running application (and adding/removing modules). You basically can update changed modules without a full page reload. Documentation Prerequirements: Using Plugins: https://webpack.js.org/concepts/plugins/ Code Splitting: https://webpack.js.org/guides/code-splitting/ webpack-dev-server: https://webpack.js.org/configuration/dev-server/ It’s not so much for … Read more
In Python, “privacy” depends on “consenting adults’” levels of agreement – you can’t force it (any more than you can in real life;-). A single leading underscore means you’re not supposed to access it “from the outside” — two leading underscores (w/o trailing underscores) carry the message even more forcefully… but, in the end, it … Read more