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January 16, 2023 | Javascript

If you are trying to execute the command line program from the Node.js application or to run a node.js application that creates a sub-process you should look into spawn function. Lets explore the details about how to spawn and kill sub-process in Node.js.

January 14, 2023 | Javascript

If you are here to learn how to program in JavaScript in two days, you might be disappointed with most of the advice on the Internet about programming. This is the question that always comes to everyone’s mind. Nowadays we are living in the 21st century where computers are everywhere and every technology is used for a purpose. So the question is if we can learn programming in few days?

January 13, 2023 | Javascript

Where and how to start with JavaScript? This is probably the most important question anybody can ask before starting to learn programming. JavaScript is a script-based language mainly used for scripting web pages, and to control web page elements. It is also used for creating stand alone applications, and as a programming language on its own. However, before you even start, it’s important to know how and where to start with JavaScript.

January 1, 2023 | Javascript

JavaScript is a prototypical scripting language as some others, and the object is a fundamental construct to this type of language. Lets quickly remind ourselves what is an object in JavaScript? And what about object properties? Then we can see what methods are available to check if a property exists in Javascript object.

August 8, 2022 | Javascript

Before you even think to put your fingers on JavaScript you should learn HTML and CSS basics. To do that you will have to invest around 20-30 hours and once you made at least 3-5 complex HTML pages and style it with CSS you will be ready to think on JavaScript. There are many courses on JavaScript these days, online and in person, interactive or not. You can go old school and read a JavaScript book(s) or better yet read few short tutorials. But how to choose the right one. What if you want to do it fast and easy? Sounds like impossible, except it’s not. Lets see.

May 11, 2022 | Javascript

In Javascript, and in any other programing language, functions are one of the most important building blocks. Basically, you can’t do anything without them, therefore it is super important to know as much as possible about them. This article will take you into the world of Javascript functions – you will learn (almost) everything you need to know about them. Let’s get started.

January 21, 2022 | Javascript

In this article, you will get to know the innerHTML property of the HTML DOM and how is connected to JavaScript.

January 12, 2022 | Javascript

Loops are a beautiful thing – they can cut down lines and lines of your code because loops are used to avoid repeating a block of code. Therefore, if you want to run one code time and time again, but each time with a different value, use a loop. Want to repeat some message 10 times? Use a loop.

December 28, 2021 | Javascript

This article is going to take you into the world of the “finally”. We will take a look at how to handle the try/catch/finally blocks, but we will also learn more about the Promise and a finally() method.

December 22, 2021 | Javascript

The boolean logic is named after George Boole, who is the pioneer in the field of mathematical logic. At the very core of boolean logic is the idea that all values can be either true or false, and this has been translated into computer science as booleans – a logical data type that can only have two values, either true or false, on or off, yes or no, etc. In this article, we’re going to look into booleans basics, we will get to know the concept of falsy and truthy values, and at the end, we will get to know what boolean() object is all about.