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Since the release of the CSS3 specification, transitions are allowing web designers and front-end web developers to create stunning CSS animations in pure CSS, without using JavaScript. This quick CSS reference guide explains how to use transitions properties and provides stunning, ready-to-use examples of what you can do with CSS3 transitions. What Are CSS Transitions? […]
HTML5 Starter TemplateWhen starting a new project, you need a starter template. Here is a concise and clean template to serve as a basis for your HTML5 projects. <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Untitled</title> <meta name="description" content="This is an example of a meta description."> <link rel="stylesheet" type="text/css" href="theme.css"> <!--[if lt IE 9]> <script
In this article, I’ll show you how to dynamically import external JavaScript or CSS files into your own site for better performance. What are Expires Headers?Expires headers allow a web developer to tell the browser whether a resource on a website needs to be requested from the source or if it can be fetched from the browser’s cache. Usually, website static resources like images or .pdf documents
As of 2020, <audio> is widely supported among modern browsers. Internet Explorer 8 doesn’t support it, as well as earlier versions.<audio> can be used to play sound files in the following formats: .mp3: Supported by all modern browsers..wav: Not supported by Internet Explorer..ogg: Not supported by Internet Explorer and Safari.Using <audio> to Insert an Audio Element on Your WebsiteHere is the mos
General Rules for your Bootstrap FormAs the most popular CSS Framework available, Bootstrap makes HTML forms creation way easier and much faster. The first thing to note is that Bootstrap provides three different layouts by default. Those layouts are: Vertical FormInline FormHorizontal FormThose three layouts can be seen and tested on Bootstrap’s website. Before showcasing the Bootstrap forms exam
Sanitize database inputsWhen inserting data in your database, you have to be really careful about SQL injections and other attempts to insert malicious data into the DB. The function below is probably the most complete and efficient way to sanitize a string before using it with your database. function cleanInput($input) { $search = array( '@<script[^>]*?>.*?</script>@si', // Strip out javascript '
Before starting the steps, it’s important you understand the following: Who is a Web Developer?Based on the process of web development, a web developer is a programmer that creates web-based applications to be accessed through the Internet. These websites and apps have specific features and functions that the dev is responsible to build through his programming skills. Web development consists of 2
The newest additions to both the HTML and CSS specifications allow web developers to craft beautiful and user-friendly components. Amongst those components, progress/loading bars can contribute to making your website more enjoyable to use for your visitors. This complete front-end web development tutorial will show you how you can learn to create a fancy CSS/HTML5 progress bar. Please note: The or
If you’re a coder of any sort you’ll want to subscribe to these useful programming blogs written by the top blogging coders. Each of these bloggers has made a name for themselves in the programming community by sharing relevant, high-quality information and tips for coders. They maintain their respective blogs well and keep current information posted on a regular basis. By following the best progr
After years of usage, your WordPress database can contain weird characters, be filled with data you don’t need anymore, and so on. In this article, you will learn about SQL queries to clean up your WordPress database. Two things to note: First, any of these queries should be preceded by a backup of your whole database. Secondly, don’t forget to replace the wp_ table prefix by the prefix used on yo
Share on FacebookShare on TwitterShare on PinterestShare on WhatsappShare on LinkedinShare on TelegramCopy LinkLink is Copied!Share on Email Write and edit code online in 200+ programming languages with real-time syntax highlighting. Our free online code editor provides a seamless coding experience for online coding with auto-save – no setup needed. CatsWhoCode’s Online Code Editor is a versatile
Regular expressions are a very useful tool for developers. They allow to find, identify or replace a word, character or any kind of string. This tutorial will teach you how to master PHP regexp and show you extremely useful, ready-to-use PHP regular expressions that any web developer should have in his toolkit. Getting Started With […]
1 – The LayoutWhen building a responsive website, or making responsive an existing site, the first thing to look at is the layout. When I build responsive websites, I always start by creating a non-responsive layout, fixed at the default size. For example, CatsWhoCode.com default width is 1100px. When I’m pleased with the non-responsive layout, I add media queries and slight changes to my CSS to c
AcknowledgmentsNew to cURL? If yes, check out the following articles to learn the purposes and basics of cURL/libcurl. cURL Wikipedia pagecURL tutorial: Using cURL to automate HTTP jobs Please note that some of the techniques shown here can be used for “blackhat” methods. The goal of this article is only educationnal, please do not use any of the snippets below for illegal stuff. 1 – Update your F
Warning: Some techniques contained in this article aren’t fully supported by all browsers. Make sure to check the browser compatibility before you implement them on a production site. Vertically Align With FlexboxCentering a text or element vertically has always been quite a pain for many front-end developers. Introduced in the CSS3 specification, the display: flex property/value provides an easy
Our Elementor review shows how this WordPress page builder helps create professional websites. See features, design options, and real test results. WordPress page builders have been around for a while. Among them, Elementor is one of the most popular builders and is used by thousands of WordPress sites, including CatsWhoCode. But what are the main […] Our Elementor review shows how this WordPress
A CSS framework is a software framework created to allow for easier, more standards-compliant web design using HTML/CSS. Many popular CSS frameworks are design-oriented and contain elements that can be re-used in the creation of any website or app, as well as a grid system designed to provide a responsive CSS layout to webpages. All the frameworks listed in this article are free and open source. B
WordPress page builders have been around for a while. Among them, Elementor is one of the most popular builders and is used by thousands of WordPress sites, including CatsWhoCode. But what are the main pros and cons of Elementor? Is it worth the money? Is it easy to use? Here’s our Elementor review, written after […]
The program and its source code can be downloaded here. Please refer to the official documentation if you need any help to install FFmpeg. The commands contained in this guide describes how to perform various tasks as such as video files conversion, audio file sound extraction, encoding files for iPod or PSP, converting a video to a gif file, and more. Get File Information From a Video FileYou can
Our Elementor review shows how this WordPress page builder helps create professional websites. See features, design options, and real test results. WordPress page builders have been around for a while. Among them, Elementor is one of the most popular builders and is used by thousands of WordPress sites, including CatsWhoCode. But what are the main […]
Access all 834 Vim commands in our ultimate Vim cheat sheet. From basic text editing to advanced mode commands, cursor movements, and file operations – all organized by type. List of All Vim Commands Basic Vim Commands Let’s start with an easy set of Vim commands to open, save, and exit Vim. :e filename Open […]
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Python modules provide powerful building blocks for extending Python’s functionality across various programming domains. This list of Python modules covers the core categories of Python modules, focusing on system operations, data processing, web development, databases, user interfaces, and multimedia tools. You’ll learn about built-in modules from the standard library and popular third-party pack
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