Javascript: Sorting object by keys
Method 1: ES6 Method 2: ES5 Method 3: ES3 Method 4: ES8, use Object.entries() to convert the object into an array Method 5: ES10, use…
Month: November 2020
Javascript: Sorting object by values
Method 1: ES3 Method 2: ES6 Method 3: ES8, use Object.entries() to convert the object into an array Method 4: ES10, use Object.fromEntries() to convert…
How to install php-mongodb module for PHP 7 on Ubuntu 20.04
Step 1: install php7.4-dev sudo apt install php7.4-dev Result: Step 2: install module mongodb sudo pecl install mongodb Result: Step 3: create file /etc/php/7.4/cli/conf.d/30-mongodb.ini with…
How to fix error: The SSH session has terminated with error. Reason: Error class: LocalSshDisconn, code: KeyExchangeFailed
Bitvise Tunnelier Login SSH by Bitvise Tunnelier and got the error: You must change key exchange: Tick almost required algorithms saw in error message :…
TypeORM Find By Id with MongoDB
Example collection video Example TypeScript works with NestJS Example CommonJS with method find Example CommonJS with method findOneById
NestJS lesson 6: Exception filters
Nest comes with a built-in exceptions layer which is responsible for processing all unhandled exceptions across an application. When an exception is not handled by…
NestJS lesson 5: Middleware
Middleware is a function which is called before the route handler. Middleware functions have access to the request and response objects, and the next() middleware…
Linux: Example usage of SCP command
What is Secure Copy? scp allows files to be copied to, from, or between different hosts. It uses ssh for data transfer and provides the same authentication and…
NestJS TypeORM config for MongoDB Replica Set
File ormconfig.json Method 1: Same ports Method 2: Different ports
How to create a MongoDB Replica Set on CentOS 8
A replica set is a cluster of MongoDB database servers that implements master-slave (primary-secondary) replication. Replica sets also fail over automatically, so if one of…