Common Mistakes with Conditionals
This article will go over some mistakes that are easy to make when writing more complex programs with conditional. Mistake 1: Not treating expressions as distinct:Let’s say we want to print something if your variable $num is equal to 1 or 2 or 3. Why doesn’t the following code work? $num = 5; if ($num === 1 || 2 || 3) {…
How to Recover Deleted WhatsApp Messages
Recover Deleted Messages From Google Drive & iCloud For Android For Android users, one of the best ways to restore your deleted WhatsApp messages is to restore your backup from Google Drive. But It is only possible if you have set your backup option ON in App. If you have not set a backup option…
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 add page numbers in PDF in CodeIgniter
Step 1: Install CodeIgniter 4 To install CodeIgniter 4 we can install it through Composer or download CodeIgniter 4 directly here: Install via composer: Step 2: Change CodeIgniter Environment CodeIgniter is the default environment product, a security feature to add security when settings go wrong when it’s live. To change the environment, we will rename or…
How to use the Local Storage in Javascript
This article discusses what local storage is and the JavaScript methods that we can use to manipulate it. What is Local Storage? Local storage is a web storage object that is available in a user’s browser. It allows JavaScript browsers to store and access data right in the browser. Basic CRUD operations (create, read, update…
How to Disable WordPress Auto Update? Turn Off WordPress Auto Updates
WordPress can update your website automatically. It can also update themes and plugins on your site. Choosing to automatically update a website can provide additional security benefits and at the same time, the chances of breaking your site’s style or functionality cannot be ignored. It is more relevant in the case of websites built with…
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How to trigger a button click from another button click event with JavaScript?
Sometimes, we want to trigger a button click from another button click event with JavaScript. In this article, we’ll look at how to trigger a button click from another button click event with JavaScript. To trigger a button click from another button click event with JavaScript, we call the element click method. For instance, we write to…
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Best Practical CSS Tips
1. First letter drop We can use :first-letter it to drop the first letter of the text. The:first-letter selector is used to specify the style of the first letter of an element, it only applies to block-level elements. The effect is as follows. See the Pen Untitled by TeachDeveloper (@TeachDeveloper) on CodePen. 2. Image text wrapping Shape-outside is…
How to remove index.php from URL in CodeIgniter 4
CodeIgniter 4 projects, you’ll notice that the URL has an extra argument. It is index.php in your project URL. So, if you don’t want this extra dimension you can remove it. This will create a clean URL for your website. There are several ways to remove this index.php in CodeIgniter 4. You can create a…
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How to Symfony Request
Symfony request tutorial shows how to work with request objects in Symfony. We show several ways how to create request objects in Symfony. Symfony Symfony is a set of reusable PHP components and a PHP framework for web projects. Symfony was published as free software in 2005. The original author of Symfony is Fabien Potencier. The…
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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10 Programming Habits that every Developer Should Adopt
Write Human-Friendly Code Always remember that you are not writing code for machines but for others too. So it is essential to come up with a readable code. It is true that programming is like writing a good poem. The tone should be very consistent, the words should be descriptive & sentence well-structured. Here are…
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How to use events listeners and Event Subscriber in Symfony
We use events to perform some tasks if an event occurs, these tasks can be achieved by using the followings: 1. Event Subscriber 2. Event Listeners Event Subscriber vs Event Listeners They both serve the same purpose but have different implementations. Both trigger some functions in the specific time of processing data by Symfony. We can declare…
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15 Best Free Open Source eCommerce Platforms
When it comes to open source eCommerce platforms, there are plenty to choose from. Here, we look closely at the 15 best available, which should help guide you in the right direction. I’m not going to lie- finding the perfect platform is difficult. Each one has its own set of pros and cons and has…
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…
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…
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…
How to use setTimeout and setInterval methods in JavaScript
There are times when you don’t want to execute a function immediately. You want it to delay its execution or run repeatedly after a certain time interval. JavaScript provides us with two methods to achieve that: setTimeout and setInterval. In this article, we will discuss these two methods and how we can use them to…
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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…
WordPress Installation Steps
WordPress is the widely used CMS for creating blogs. Installing WordPress is a very easy and simple process. It will take too less time to complete the Installation. There are many providers in the market that make the one-step WordPress installation possible by clicking the installer tool. In this tutorial, we are going to see…