HTML Basic Examples
In this chapter, we will show some basic HTML examples. Don’t worry if we use tags you haven’t learned about yet. HTML Documents All HTML documents must start with a document type declaration: <!DOCTYPE html>. The HTML document itself begins with <html> and ends with </html>. The visible part of the HTML document is between <body> and </body>.
How to Define Global Variables for Twig Templates in Symfony 6
Sometimes we may need to inject the same variable in all the Twig templates. It can be done on each controller by passing a variable to template. However, it is not a good solution. This tutorial shows how to define global variables for Twig templates in Symfony 6 application. Global variables for Twig templates can…
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How to Object Destructuring in ES6
This is a follow-up article to my previous article on Array Destructuring. Except you have an idea of destructuring, you should read it. First, let’s see why object destructuring is needed. We want to extract data from the object and assign it to new variables. Before ES6, how would this happen? See how tedious it is…
How to Search Recently Modified Files in Linux
This post will help you to find recently modified files in Linux via the command line. The find command works with, defining duration in Minutes or Days. The minutes are defined with -mmin and the day’s value can be defined with -mtime You can also define the search criteria to find files modified within or before the specified…
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Enable or Disable SSH Root Login Access in Linux
SSH Root user login access is enabled in any system by default. Or we are asked while installing a system. that you have to enable or disable ssh root user login access. And you never know how to enable and disable ssh root user login access. So in this tutorial, we will show you how…
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HTML Tutorial
HTML is the standard markup language for Web pages. With HTML you can create your own Website. HTML is easy to learn – You will enjoy it!
How to Change SSH Port in Linux
SSH (Secure Shell) is the most popular protocol for connecting remote Linux systems. Changing the SSH port will provide you with an extra layer of security. The new port will be a little harder to identify for hackers. Change SSH Port in Linux Changing the SSH port is a straightforward process in Linux systems. Any…
How to Install a WordPress Plugin for Beginners
WordPress plugins are used to enable addon features to the web application developed in WordPress. Many features do not come with the WordPress core by default. So, if we need to extend the functionality of the WordPress application, then we need to use the plugins. There are many plugins available in the market for WordPress…
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How to make the div move up and down when scrolling the page with CSS?
Sometimes, we want to make the div move up and down when scrolling the page with CSS. In this article, we’ll look at how to make div move up and down when scrolling the page with CSS. To make the div move up and down when scrolling the page with CSS, we make the div…
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PHP 8: Attributes
As of PHP 8, we’ll be able to use attributes. The goal of these attributes, also known as annotations in many other languages, is to add metadata to classes, methods, variables, and whatnot; in a structured way. The concept of attributes isn’t new at all, we’ve been using docblocks to simulate their behavior for years…
How to Make Toggles With React Hooks
To toggle between a boolean flag in React, you can use the below custom hook that uses setState internally: Since the function returns an array, with a state and a callback function, you can use it in your component, just like you would for other built-in React hooks, like so:
Understanding State in React Components
A difference between state and props is that while the data stored by props are fixed throughout their lifetime, state store data that can be changed over time. This change can be in response to user actions, network responses, or anything. Also, while props are set by the parent component, state is changed internally by the component itself. A component’s state should be considered private data. This…
How to Symfony parameters and environment variables use
Parameter The Symfony parameter is a variable stored in the service container. Use parameters when you want to separate out values that regularly change as well as for reusable purposes.We should prefix with ‘app’ to prevent conflicting with parameters from Symfony and 3rd party bundle, the following example is a parameter for sender email: #…
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How to check the PHP version
Newer PHP versions come with more features and improvements while deprecating some obsolete features. Old PHP codes might not work with more recent PHP versions and vice versa. It is, therefore, essential to use the correct PHP version for your code. You can check the PHP version on your system by running the php command from the command line. There are also some PHP functions that you can use…
How to style an HTML radio button to look like a checkbox with CSS?
Sometimes, we want to style an HTML radio button to look like a checkbox with CSS. In this article, we’ll see how to style an HTML radio button to look like a checkbox with CSS. To style an HTML radio button to look like a checkbox with CSS, we use the appearance property. For instance, we write…
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PHP 8.1: read-only properties
Writing data transfer objects and value objects in PHP have become significantly easier over the years. Take for example a look at a DTO in PHP 5.6: And compare it to its PHP 8.0’s equivalent: That’s already quite the difference, though I think there’s still one big issue: all those getters. Personally, I don’t use them…
How to PHP Get Max Value From Array
PHP gets the max/maximum/largest value from the array. This tutorial has the purpose to explain to you several easy ways to find or get the maximum or largest value from an array in PHP. Here, we will take e.g. PHP gets the maximum value in an array, get the largest number in the array PHP…
Git basics: The simple commands to begin with
Git config command This command is used to configure settings accompanying your use of git on your local machine/computer. Here are the major settings and configurations executed with this command. You can configure these settings on a global or local level. NB:Your username and email should be the same as those on your GitHub or…
What’s new in PHP 8.2
PHP 8.2 will be released on November 24, 2022. In this post, we’ll go through all features, performance improvements, changes, and deprecations one by one. Readonly classes rfc This RFC builds on top of them and adds syntactic sugar to make all class properties readonly at once. Instead of writing this: You can now write this: Functionally, making…
How to make the scrollbar visible in mobile browsers with CSS?
Sometimes, we want to make the scrollbar visible in mobile browsers with CSS. In this article, we’ll look at how to make the scrollbar visible in mobile browsers with CSS. To make the scrollbar visible in mobile browsers with CSS, we set the scrollbar’s width. For instance, we write to set the vertical width of…
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