Difference between const fn1 = (a) => console.log(a) and const fn2 = (a) => { console.log(a); }

Can someone explain me the difference between these two? Both of them seem to log the same thing.

Calling an API from render() method

Suppose, I've an API response for a blog like: data: [{ id: 1, attributes: { title: 'Hello world', description: 'Some description', }, relationships: { author: { data: { id: 1, ...

How can you refactor this?

Suppose, you've the following code: if(!!window.containers.filters) { if(!!window.containers.filters.params) { xhrData['filters'] = window.containers.filters.params; } } Here, I'm checking if window.container.filters exist or not and then, I'...

Better way to sanitize Redux state

Consider a state for a blog where you have the following states: ui (which contains loading and error) data (which contains the blogs) metadata (which contains other flags like hasNewBlogs which is yet to be fetched from the server) How will you ma...

Should I create Specific models or Generic models

Suppose I want to create an app which has forums, blogs and groups. Now, each of them can have comments. Should I create tables like ForumComments , BlogComments and GroupComments separately or should there be only one Comments model and I should st...

How do you do maintenance in BEM?

Suppose you've an HTML structure like the following: .navbar .navbar__search .navbar__search__input ul.navbar__links li.navbar__links__link Now, how would you enter another div in between .navbar__search and .navbarsearchinput ?

Is it a good idea to use class names like "u-clearfix u-paddingTop10 u-relative"?

Something like this is used by Medium. Some class definitions they use are: .u-relative { position: relative!important; }

How would you use variables defined in some other files in styled-components?

What's the best way to use Material UI or any other CSS Frameworks with Styled Components?

It's about how you go on implementing and re-wiring things so that both of these things works smoothly. Do you use any more plugins to help working with this? Material UI: http://www.material-ui.com Styled Components: https://styled-components.com

How to handle multiple Ajax requests when using Redux or any other state container?

Suppose you have a bunch of toggles and they all fire async requests. Now, how would you fire the requests? Would you store all the requests in a queue and fire only the last request since it would contain the current ui state? Or, would you fire one...