Papidev

GIT: remove local untracked files

Feb 21, 20212 min read

Sometimes you just want to get rid of all the local untracked files. If you are sure of what you're doing (because there is no way to get back ! )...

GIT: remove local untracked files

REACT : "custom validator" for String Props

Nov 19, 20203 min read

Prop-types is a library that allows to introduce some validation on the props we pass to React components. It works only in development mode ,...

REACT : "custom validator" for String Props

REACT: children.map is not a function

Nov 17, 20202 min read

I come across this error today in my Next.js app. When I found the solution I realized that I had already stumbled upon it not so long ago ... but I...

REACT: children.map is not a function

NEXT.js: Selector is not pure

Nov 10, 20202 min read

Today I stumbled upon this error in my Next.js application using CSS Modules Syntax error: Selector "img" is not pure (pure selectors must contain...

NEXT.js: Selector is not pure

JAVASCRIPT: Check if an Object exists and is not empty

Oct 9, 20202 min read

To check if an object "myObj" exists ( it's neither null nor undefined) and it's not empty we can use this expression : myObj &&...

JAVASCRIPT: Check if an Object exists and is not empty

JAVASCRIPT: notes about Exception Handling

Oct 9, 20205 min read

In Javascript an Error object is generated : when at runtime the engine notices something is going wrong and can't continue executing your code (...

JAVASCRIPT: notes about Exception Handling