In this short tip post, we will learn how to capitalize (change it to Uppercase) the first letter of a string using JavaScript. Objective To change the first letter of a string to uppercase using JavaScript. Approach We can use…
In this short tip post, we will learn how to replace all occurrence of a string in JavaScript. Objective Finding the occurrences of a given string and replacing them with the given word. Approach There are two approaches: Using RegEx…
In this short tip post, we will learn how to clone the existing array in JavaScript. Objective Create a copy of the array using JavaScript function. Approach Generally, people do the iteration over the existing array and copy each element…
In this short tip post, we will learn how to check if a string contains a substring using JavaScript. Objective We need to check whether the given word is present in the string as a substring. Approach We can use…
We all love Ajax, don’t we? And there is an obvious reason. Ajax is great for user experience. In this tutorial, I am going to build an application using Node.js that will let the user upload files using Ajax instead…
I am a ___ developer. If you fill the blank with any single technology say Java or anything else then you are about to become a history. Those days are gone when developers use and code in just one programming…
Slack is without a doubt a widely adopted messaging tool. It’s been used in companies ranging from startups to fortune 1000. Slack offers various features such as integration, groups, private chat and bots. Bots are one of the exciting features…
We have covered session management in ExpressJs using a global variable technique which of course will not work in the case of shared server or concurrent execution of HTTP requests which is the most familiar production scenario. Codeforgeek readers requested…
Quick summary: In this tutorial, we are going to program a voice-controlled drone using Node.js and Web speech API. We will use Parrot ARDrone 2.0 as our drone and Node.js + web speech API to build our application. Introduction Drones…
Visual studio code is my go-to editor for programming. Due to its wide range of extensions and support from Microsoft this editor is widely adopted. Visual studio code is built on top of open source Monaco editor by Microsoft. This…
