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Articles on Trending Technologies
Technical articles with clear explanations and examples
Progressive Enhancement
In today's web development landscape, creating a website that works well across different devices and platforms is essential. This is where Progressive Enhancement comes in. Progressive Enhancement is a web design philosophy that focuses on building a website or application with a basic, functional version that works on all devices and browsers, and then gradually enhancing the website's features for more capable devices and browsers. In this tutorial, we will discuss what Progressive Enhancement is, why it is important, and how to implement it in our web design process. Core Principles of Progressive Enhancement The core principles ...
Read MoreHow to Find Linux Server Geographic Location in Terminal?
When you need to find the geographic location of a Linux server for security purposes, cyber-crime investigations, or compliance requirements, you can track its location using its IP address and third-party geolocation services. This process involves getting the server's IP address and mapping it to geographic coordinates using web APIs. Step 1 − Install Required Tools First, install curl and jq packages. The curl tool makes HTTP requests to geolocation APIs, while jq processes the JSON responses ? sudo apt-get install curl jq The output shows the installation progress ? $ sudo ...
Read MorePrime CSS Marketing Link Colors
The Primer CSS is a framework that allows users to add pre-defined styles to HTML elements. We can use Primer CSS to style various HTML elements such as buttons, links, forms, etc. In this tutorial, we will learn to style HTML links with various colors using Primer CSS marketing link classes. To use Primer CSS, include the CDN link in your HTML head section: Syntax Primary Link Available Link Color Classes Class NameDescription Link--primaryApplies primary color (blue) styling Link--secondaryApplies secondary color styling Link--onHoverShows link styling only on ...
Read MoreHow to Empty or Delete a Large File Content in Linux?
Continuously growing log files and data files often need to be emptied periodically to free up disk space while preserving the file structure. Linux provides several efficient methods to empty large files without deleting them entirely. Using /dev/null Redirection The most common method redirects empty output from /dev/null to overwrite the target file ? # Check original file size $ ls -lt ref_file.txt -rw-rw-r-- 1 ubuntu ubuntu 2925 Jan 1 08:39 ref_file.txt # Redirect empty output to file $ cat /dev/null > ref_file.txt # Verify file is now empty $ ls -lt ref_file.txt -rw-rw-r-- ...
Read MorePrime CSS Marketing Buttons Animated Arrow Symbol
Marketing buttons are crucial for attracting users to your product or service. They serve as call-to-action elements that guide users toward desired actions like signing up, purchasing, or learning more. Adding animated arrow symbols to these buttons can significantly improve user engagement and conversion rates. In this tutorial, we will use the Primer CSS framework to create professional marketing buttons with animated arrow symbols that respond to user interactions. Installation: To use Primer CSS, include the CDN link in your HTML head section: Syntax Button Text ...
Read MoreHow to Download and Extract Tar Files with One Command in Linux
We can download any required file from the web using the Linux terminal. But many times it is found that the downloaded file is a zipped file which is in tar format. In this article we will see how to download and extract the file in a single command. Using wget and tar The wget command downloads the data from the given URL while the tar command does the extraction of the tar.gz files. By combining them with a pipe, we can download and extract in one operation ? $ wget -c https://www.metoffice.gov.uk/hadobs/hadisd/v300_2018f/data/WMO_200000-249999.tar.gz -O - | ...
Read MorePagination using Datatables
We can use the pagination technique to show large amounts of data in smaller chunks. For example, online stores like Amazon and Flipkart list millions of products. So, if they don't use the pagination technique to show data, users need to scroll through the end of the web page to check the last product. In the Pagination technique, we show a particular amount of data on a single page. For example, if we set the 100 as a page length, users can see the first 100 products on the first page, another 100 on the second page, and so ...
Read MoreHow to download a website page on Linux terminal?
Linux command line provides powerful tools for downloading web content and offline browsing. The most popular tools are wget and cURL, which can download individual webpages or entire websites from various protocols. Using wget Wget is the most famous downloading tool that supports HTTP, HTTPS, and FTP protocols. It can download entire websites and supports proxy browsing. Check if wget is Available ubuntu@ubuntu:~$ which wget ; echo $? Running the above code gives us the following result ? /usr/bin/wget 0 If the exit code ($?) is 1, then install ...
Read MoreHow to do simple Arithmetic on Linux Terminal?
While GUI-based Linux desktops provide calculator applications similar to Windows, the Linux terminal offers powerful features for both simple and advanced arithmetic calculations. This article demonstrates how to perform various calculations directly from the Linux terminal. Using bc (Basic Calculator) The bc command stands for "basic calculator" and supports arithmetic operations, variables, comparison operators, mathematical functions, conditional statements, and loops. Below are some practical examples ? Interactive bc Mode Type bc to enter interactive mode where results appear immediately below your calculations ? $ bc bc 1.06.95 Copyright 1991-1994, 1997, 1998, 2000, 2004, 2006 ...
Read MoreOffsetWidth, clientWidth, scrollWidth and Height, respectively in CSS
In this article, we will be understanding the difference between CSS offsetWidth, clientWidth, scrollWidth and difference between offsetHeight, clientHeight, scrollHeight since they return width and height of HTML element respectively. Visual Representation margin (not included) border padding ...
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