Q141. What are custom blocks?
You can define custom language blocks inside *.vue files based on the `lang` attribute of the block, the block's tag name, and the rules in your webpack config. You can a...
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Q142. What are the features of stylelint?
Below are the list of major stylelint features 1. It has more than **160 built-in rules** to catch errors, apply limits and enforce stylistic conventions 2. Understands *...
Q143. What are the principles for vuex application structure?
Vuex enforces below rules to structure any application. 1. Application-level state is centralized in the store. 2. The only way to mutate the state is by committing mutat...
Q144. Does Vuex support hot reloading?
Yes, vuex supports hot-reloading for mutations, modules, actions and getters during development. You need to use either webpack's hot module replacement API or browserify...
Q145. What is the purpose of hotUpdate API of vuex store?
The store.hotUpdate() API method is used for mutations and modules. For example, you need to configure vuex store as below, ```javascript // store.js import Vue from 'vue...
Q146. How do you test mutations?
Since mutations are just functions that completely rely on their arguments it will be easier to test. You need to keep mutations inside your store.js file and should also...
Q147. How do you test your getters?
It is easier to test getters similar to mutations. It is recommended to test these getters if they have complicated computation. Let's take a simple todo filter as a gett...
Q148. What is the procedure to run tests in node?
By proper mocking, you can bundle tests with webpack and run them on node without having depenceny on Browser API. It involves 2 steps, 1. **Create webpack config:** Crea...
Q149. What is the procedure to run tests in browser?
Below are the steps to run tests in real browser, 1. Install `mocha-loader`. 2. Configure webpack config entry point to 'mocha-loader!babel-loader!./test.js'. 3. Start we...
Q150. What is the purpose of strict mode in vuex?
In strict mode, whenever Vuex state is mutated outside of mutation handlers, an error will be thrown. It make sure that all state mutations can be explicitly tracked by d...