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The basic job of linkers and loaders in computers is binding abstract names written by programmers to more concrete ones. An example is taking a name written by a programmer, getLine and bind it to, location 450 bytes from the beginning of the exec...
A command line tool called rustup is used to install the rust compiler and associated tools on your system. Tools installed by rustup command line tool are installed on the Cargo/bin directory rustc is the Rust compiler. It's the software that takes ...
Assume you are building a microservices system that comprises a Node JS server, Mongo database, and nginx for load balancing. version: "3" services: nginx: image: nginx:stable-alpine volumes: - ./nginx/default.conf:/etc/nginx/conf.d/d...
Node.js is one of the most popular choices for building web applications. However, as your application grows, you may need to scale it to handle a higher volume of traffic. There are two main ways to scale a Node.js application: by creating a monolit...
JWT is a form of user identification that is issued after the initial user authentication takes place. After authentication, the Rest API issues the client app an access token and a refresh token. An access token has a shorter life span for example 5...
ACID transactions, BASE transactions and the CAP theorem. ACID transactions are a set of properties that guarantee that database transactions are processed reliably. The acronym "ACID" stands for: Atomicity: This property guarantees that all the oper...
Long Polling
This article will show you how to add a dark/light mode to your website so that users can choose what works best for them. We will be building a card which has a switch at the bottom to allow users to toggle between dark and light mode. Below is what...
AppBar that fades when scrolling down and appears when scrolling up
