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Navigation with RouterLink, Navigate, and NavigateByUrl in Angular Router

Introduction Angular applications are very common these days. They are built with the concept of Single Page Applications (SPA). In such applications, routing across the web pages is different from traditional websites since components are used. In Angular, you need to use RouterLink for navigation to route across the application. RouterLink is a directive, and it provides Router.navigate and Router.navigateByURL … Read More

Hark Labs · 2022-05-09

Installing and Configuring Virtual Network Computing (VNC) on Ubuntu 20.04

Virtual Network Computing (VNC) is a screen-sharing system used to access graphical user interfaces remotely. It uses the remote frame buffer protocol allowing one server (user side) to connect with another side (client). VNC is safe, secure, and works on all operating systems. RealVNC, UltraVNC, Xfce, TightVNC, to name a few, are the most popular VNC clients used today. Among … Read More

Shreyas Patil · 2022-05-05

Setting Up a Redis Server as a Session Handler for PHP on Ubuntu 20.04

Redis is an open-source in-memory cache and storage system, also referred to as a data structure server. It offers advanced support for several data types, such as hashes, lists, sets, bitmaps, and many more. Because of its excellent performance, Redis finds its popularity in leading industries and top MNCs. Benefits of Redis When it comes to speed, there is no … Read More

Shreyas Patil · 2022-05-04

Installing R on Ubuntu 21.04: A Tutorial

R is a programming language that specializes in working with data. R is free software that supports an extensive catalog of statistical and graphical methods. The list includes various machine learning algorithms, time series, linear regression, and more. It’s used by industry giants like Google, Facebook, Airbnb, Uber, etc. As the description suggests, R is the go-to option when big … Read More

Hark Labs · 2022-05-03

A Tutorial on Working with JSON.parse() and JSON.stringify()

JSON stands for JavaScript Object Notation. It is used to describe JavaScript objects. It is a data-sharing format that specifies data values using key-value pairs. The JSON object is supported across all major browsers. This tutorial requires that you are familiar with JavaScript and working with the JSON object. To get familiar with JSON, you can take a look at … Read More

Hark Labs · 2022-04-28

Forwarding Ports with Iptables in Linux: A How-To Guide

Port forwarding also referred to as port mapping, is a method for allowing remote devices to connect to a specific service within your private local-area network (LAN). As the name suggests, the process involves forwarding requests for a specific port to another port or network. It modifies the destination of the packet in-flight and is considered a type of network … Read More

Pranay Kapgate · 2022-04-27

Kubernetes DNS Service: A Beginner’s Guide

Kubernetes, also known as K8s, is an open-source orchestration system for automating deployment, scaling, and managing containerized applications. Its portability, flexibility, and automatic scaling capabilities make it an extensively used system. Above all the standout features, the option to create DNS records for services and pods makes it unbeatable from other software systems. Kubernetes DNS service allows you to contact … Read More

Pranay Kapgate · 2022-04-26

Generating SSH Key Pairs with PuTTY to Connect to a VPS

Security is a prime consideration for server admins, especially when there is a need to access servers remotely at regular intervals. Protection from cyber-attacks is of crucial importance to streamline workflows and to ensure business continuity. The standard practice of using a username and password is highly insecure, unsafe, and ineffective. You need a robust and advanced method like SSH … Read More

Hark Labs · 2022-04-18

Overview of DNS Terminologies, Components, and Concepts

DNS (Domain Name System) is one of the crucial components driving the internet. Having a proper understanding of how DNS works can help diagnose problems with website configuration and broaden your understanding of what’s going on behind the scenes. In this guide, we’ll talk about some fundamental concepts of DNS to provide you with a solid ground while working with … Read More

Pranay Kapgate · 2022-04-15

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