Create a package.json file containing following contents. { "name": "app_name", "version": "1.0.0", "description": "", "main": "app.js", "scripts": { "test": "echo \"Error: no test specified\" && exit 1" }, "author": "", "license": "ISC", "dependencies": { "express": "^4.16.3", "path": "^0.12.7", "react-color": "^2.18.1" } } npm install Now Create app.js file containing following contents. const express = require('express');... » read more
PrerequisitesPrerequisites In order to complete this tutorial, you will need to have an Ubuntu 18.04 server with a non-root sudo-enabled user account and a basic firewall. Step 1 — Installing Apache The Apache web server is among the most popular web servers in the world. It’s well-documented and has been in wide use for much... » read more
Many junior developers are ready to set the permission to 777 for their project directory e.g. Laravel. So if you are setting your folder permissions to 777 you have opened your server to anyone that can find that directory. We can fix that easily. follow the next few steps. There are basically two ways to... » read more
AWS S3 Image Resize On the Fly – Cloudformation | Cloudinary/Imagekit alternative Whenever we upload the images on S3 Bucket, and I am talking about the large size of images, s3 is good for image storage, but sometime we have to deal with the size of image for a small task, lets say someone upload... » read more
Can’t access SSH after enable UFW in EC2 AWS? May be you enabled UFW? You may be trying to enable the ufw or trying to give access to the apache server and you stuck into a disabled ssh access, Hi-Fi, I know this may be very frustrating when you are trying to install everything related... » read more
Mongoose query (find) to match id with values stored as comma separated string in MongoDB Assuming that we have stored the values into db is like [ { "tags": "fun,game,reading,photography" }, { "tags": "politics,game,workout,photography" }, { "tags": "programming,photography,business" } ] Model: Customer Customer.find({$where : 'this.categoryid.indexOf("' + categoryId + '") != -1'}); Originally posted Here
Use Apache as a proxy server using ProxyPass and ProxyPassReverse to access internal IPs from an external machine As we know every node js application is running on particular port. and we think about to host on production server, we have to run on port there. As simplicity we don’t want to disturb the internal... » read more
Git cheatsheet for beginners Now days git is a very useful and powerful skill to have and almost necessary in many development companies. getting job offers for software developers, you may realize that knowing git is nearly as important as knowing an actual normal programming language. But still many people forget to check out how... » read more
When we are using MySQL database, now days we need to integrate the smileys [Emoji] for any description or status texts. Let’s an example that we need to save user bio into mysql database, then we can store emoji into status just like WhatsApp is storing the emoji into status or any description where user... » read more
![[Fixed]: Can’t perform a React state update on an unmounted component – React Hooks](https://www.koffeewithkode.com/wp-content/uploads/2019/11/react-unmounted-component-360x203.png)
Warning: Can’t perform a React state update on an unmounted component. Many of you have ever worked with a condition based component render in React app, you will get warning(s) in your console: Warning: Can’t perform a React state update on an unmounted component. The most common cause of this warning is when a user... » read more