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…
Difference Between Git and GitHub
Git and GitHub are the same and serve the same purpose, but this is not the case. Git is a version control system used to manage different versions of our project whereas GitHub is a Git repository hosting service. Git- Git is a very popular version control system used to manage projects. However, a version…
How to Check Twig Version in Symfony
Finding out which version of the Twig you have installed in Symfony framework can be useful when solving bugs or installing packages. This tutorial shows how to check Twig version in Symfony. We can use the Environment::VERSION constant to determine Twig version. test.php This constant can be used in the template as follows: templates/test/index.html.twig
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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How to Delete and Remove Files on Ubuntu Linux Terminal
Delete and remove files on ubuntu Linux using the terminal. In this tutorial, you will learn how to delete and remove a file on Ubuntu Linux-based system using a terminal or command prompt. This tutorial will use the rm command. It tries to remove the files specified on the command line. Use the rm command…
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How to change background Opacity when the bootstrap modal is open with CSS?
Sometimes, we want to change background opacity when the Bootstrap modal is open with CSS. This article will look at how to change background opacity when the Bootstrap modal is open with CSS. To change background Opacity when Bootstrap modal is open with CSS, we set the opacity style in the modal-backdrop class. For instance, we write to set…
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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…
How to Delete Unused Database Tables in WordPress
Use the following steps to remove or delete unused tables from database in WordPress using plugins garbage collector: Step 1 – Add Plugins Garbage Collector Step 2 – Active Plugins Garbage Collector Step 3 – Search Unused Tables From Database Step 4 – Remove or Delete Unused Tables Step 1 – Add Plugins Garbage Collector…
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How to check if a customer is logged in to Magento 2 or not?
There are two ways by which you can check if a customer is logged in or not: 1) By using Object Manager It is always a bad practice to use ObjectManager directly. 2) By Injecting Class (Dependency Injection) As said earlier, it is one of the worst practices to use the ObjectManager directly. Therefore an…
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How to Display Breadcrumb without Plugin in WordPress
Breadcrumbs are navigation links, used to display links to all pages beyond the homepage. By default, it is placed at the top of the page and helps in back navigation. In WordPress, breadcrumbs play an important role on the posting page. There are many WordPress plugins available to add breadcrumbs to your site. But we…
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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 move an entire div element up x pixels with CSS?
Sometimes, we want to move an entire div element up x pixels with CSS. In this article, we’ll look at how to move an entire div element up x pixels with CSS. To move an entire div element up to x pixels with CSS, we set the margin-top property. For instance, we write to move the div…
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Destructuring Assignment in ES6- Arrays
Destructuring assignment is a nice feature that comes with ES6. Destructuring is a JavaScript expression that makes it possible to unpack values from an array or properties from an object into separate variables. That is, we can extract data from arrays and objects and assign it to variables. Why is this necessary? Imagine if we…
How to clear your cache in npm
If you ever get weird errors in npm like Please run npm cache clean you may need to clean or refresh your npm cache. To fix this, you can try running npm cache clean. Run: “npm cache verify” for npm version 5 and up However if you’re running npm v5 and above, npm is supposed to be self-healing,…
Dealing with deprecations
1. Deprecations are helpful It’s a common complaint: “why do my PHP scripts break with minor version updates??”. And quite right: PHP has a tendency to add deprecation notices in minor releases, which tend to be audibly present when upgrading a project. It’s important to understand what deprecations are about: they aren’t errors, they are notices….
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 Delete Files in Ubuntu Command Line
When you are new to the command line, even the simplest of the tasks may leave you searching the internet. Take the removal of files for example. You don’t have the luxury of right-clicking and opting for the delete option here. But when you know the right commands, things are not as scary. To delete…
CSS
What is CSS ? CSS for Cascading Style Sheets CSS describes how HTML elements are to be displayed on the screen, on paper, or in other media CSS saves a lot of work. It can control the layout of multiple web pages all at once External stylesheets are stored in CSS files Syntax CSS is…
PHP 8: Constructor property promotion
I’m very happy with the constructor property promotion RFC, it’s passed and will be added in PHP 8. You see, this feature reduces a lot of boilerplate code when constructing simple objects such as VOs and DTOs. In short: property promotion allows you to combine class fields, constructor definition, and variable assignments all into one syntax,…
Important most things you should know about JSX
What JSX is JSX is a syntax extension for JavaScript. Basically, it extends JavaScript so that constructs like HTML/XML can be used with JavaScript. It allows developers to use HTML syntax to compose JavaScript components. This makes it possible to have a clear and familiar syntax for defining DOM tree structures with attributes. Although it…
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