All Articles

In this article, we will learn how to check if an element is hidden or visible in JavaScript.

Complete guide to setting up ESLint with React and VS Code. Configure Airbnb standards, Prettier, auto-formatting, and debugging for React projects.

PostGIS is spatial database extender for PostgreSQL object-relational database. It adds support for geographic objects allowing location queries to be run in SQL. When I was setting up a Rails project in my local machine it requires PostGIS setup to run the migration. I have gone through their official sites and many other documents to know about the installation process and found out these processes, to reinstall the PostgreSQL if another version of PostgreSQL is installed previously and installing PostGIS in Mac OS.

What is web workers? Web workers are a simple means for web content to run scripts in background threads. The worker thread can perform tasks without interfering with the user interface. You can continue to do whatever you want: clicking, selecting things, etc. while your worker runs in the background. Why web workers? Web workers are useful for performing computationally intensive tasks in a background thread. This frees the main browser thread to update the user interface without causing the page to become unresponsive. This is especially important on mobile devices, where a slow or unresponsive script can make the page seem as if it has stopped responding altogether.

It is good to have a function that is small, and pure and will perform only one thing and do it very well. Let’s look at the point that you should include while writing a function in any programming language. Before starting, in simple words: Extract till you drop First rule of functions is that they are small Extract the function as small as possible. It will help you write cleaner and error-free code with high testability. They are smaller than that You should always re-think the way to make them smaller than they are. If you can think of a smaller function then optimize it. Lots of little well-named functions because they will save you and every one time. Little good name functions are very clear and concise for another developer to understand. For example, A function with the name Array. sort() is a good name and we can understand it will sort array without any doubt. Though there might need a longer name in real-world programming we can always find a worthy name to explain its function simple way. Most of us don’t have to worry about the efficiency of function calls. Theoretically, yes too many functions will make a program slow. But, the answer of HOW MUCH? Negligible.

A good front end developer should focus on fundamentals of functional and object oriented programming because they are not going away. JavaScript framework and library rise and fall in very short amount of time. Lets not care, if it is flash, meteor, backbone, ember, angular, vue, react. They will end. Foundational Knowledge So lets start's with core and foundation you should have before you dive straight to a framework or library like angular, react or vue . Knowing following technology will help you build foundation for you.

Working on the content of your website is an extremely important task, but not the only one you should concentrate on. It is equally important to work on the loading speed of your pages. Failing to do so will result in unsatisfied visitors. We live in an era of high-speed internet, and no one wants to wait for the page to load more than expected. With that in mind, learn these 5 ways to speed up your website and keep your visitors happy!

Write a Gulp task to minify CSS, JS and HTML and use it in your jekyll project.

WhatsApp is a popular messaging app that is used by billions of people around the world. It is a free messaging app that allows you to send messages, images, videos, and other files to your friends and family. It is available for Android, iOS, Windows, and Mac. WhatsApp is owned by Facebook and is one of the most popular messaging apps in the world. How many people use WhatsApp? In 2022, WhatsApp had over 2 billion monthly active users. It is the most popular messaging app in the world. It is used by people of all ages and from all over the world. It is available in 180 countries and 50 different languages.

If you have a corrupt MP4 video file, you can repair it using the following methods. Method 1: Repair MP4 Video File Using VLC Media Player To repair a corrupt MP4 video file using VLC Media Player, you need to follow the steps below: Open VLC Media Player. Click on Media > Open File. Select the corrupt MP4 video file and click on Open. Click on Media > Convert/Save. Select the output format as MP4. Click on Convert/Save. Method 2: Repair MP4 Video File Using Handbrake To repair a corrupt MP4 video file using Handbrake, you need to follow the steps below:

This is a simple shell script to verify if you are on battery or not. It will show you the battery percentage and the time remaining. It will also show you the battery status (charging, discharging, full, unknown).

In this article, we will discuss how to run any process on single core or set CPU affinity in Linux. We will also discuss the different ways to set CPU affinity in Linux.

Complete guide to deploy static websites on Surge.sh using GitHub Actions. Automated CI/CD pipeline setup for seamless continuous deployment in 2025.

What are Base64 Images? Base64 is a group of similar binary-to-text encoding schemes that represent binary data in an ASCII string format by translating it into a radix-64 representation. So Base64 image is a string that represents the image as an ASCII string. So, Is it a good idea to use the Base64 image in your blog/website? In short NO. It may not have a direct impact SEO but go through the post and find out side-effect of using base64 inline images. Except for some cases where base64 string will be more suitable, such as icons, and single-page applications, which are not accessible by the search engine for ranking (in various specific scenario).

Telegram is a free messaging app used by around 700 million users around the world. Telegram is famous for being a fast and safe alternative to other apps.

Rrule package is the Javascript package to generate array of dates for recurring event, special when you are implementing UI like google calendar, recursive event creator when event might repeat for a year on daily basic. rrule.js supports recurrence rules as defined in the iCalendar RFC, with a few important differences. It is a partial port of the rrule module from the excellent python-dateutil library. On top of that, it supports parsing and serialization of recurrence rules from and to natural language.

Managing a small business with a website is far more complicated and time-consuming than many people believe. However, as technology advances, more and more tools that can aid in the operation of a website become available. These tools will assist you in running your website more efficiently, allowing you to concentrate on the most critical aspects of your business. To help you choose the best tools to help your business, we are here to offer you the seven must-have tools for website owners.

Waiting for a website to load a page for more than three seconds has managed to find its way on the list of the most frustrating things in life. Who has the time? No one. You would have to offer something unique for a website visitor to be willing to stick there long enough. The chances are, you are not the only one in the business with the *unique *offer, so unless your website loads faster than the speed of light, your valuable lead will leave, click on your competitor’s website, and never give you a second thought. Not only does a slow website repel visitors like an efficient insect repellent, but it also has the power to topple your ranking. Therefore, you must identify all the things that are making your website slow and start working on improving your website speed. 

Fire up your terminal and let's get started with ignoring files and folders globally in git.

In this article, we will discuss how to run Redis server using Docker container. We will also discuss the different ways to run Redis server using Docker container. We will also discuss the different ways to run Redis server using Docker container. If you are on Mac, you can simply install the Docker Desktop application. If you are on Linux or Windows visithere to install it. Running Redis Server Using Docker Container To run Redis server using Docker container, you can use the following command: