Skip to content
  • Homepage
  • HTML
  • CSS
  • Symfony
  • PHP
  • How to
  • Contact
  • Donate

Teach Developer

Articles, Guides & Tips

How to Display Breadcrumb without Plugin in WordPress

Posted on September 3, 2022September 17, 2022

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…

Read More “How to Display Breadcrumb without Plugin in WordPress” »

How to, Wordpress

How to Delete Unused Database Tables in WordPress

Posted on September 14, 2022September 17, 2022

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…

Read More “How to Delete Unused Database Tables in WordPress” »

Wordpress, How to

How to fix getFullyear() is not a function with JavaScript?

Posted on August 21, 2022September 17, 2022

Sometimes, we want to fix getFullyear() is not a function with JavaScript. In this article, we’ll look at how to fix getFullyear() is not a function with JavaScript. To fix getFullyear() is not a function with JavaScript, we should be called getFullYear instead. For instance, we write to call start.getFullYear to return the 4-digit year number of the start date. Conclusion…

Read More “How to fix getFullyear() is not a function with JavaScript?” »

How to, JavaScript

4 Methods to Search an Array

Posted on July 26, 2022July 26, 2022 No Comments on 4 Methods to Search an Array

There are different methods in JavaScript that you can use to search for an item in an array. The use of these methods depends on your specific use case. For instance, do you want to get all items in an array that meet a specific condition? Do you want to check if any item meets…

Read More “4 Methods to Search an Array” »

JavaScript, Jquery

PHP 8: Attributes

Posted on September 25, 2022September 25, 2022

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…

Read More “PHP 8: Attributes” »

Top Tutorials

Enable or Disable SSH Root Login Access in Linux

Posted on September 12, 2022September 17, 2022

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…

Read More “Enable or Disable SSH Root Login Access in Linux” »

How to, Linux, SSH

PHP 8.1: read-only properties

Posted on September 25, 2022September 25, 2022

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…

Read More “PHP 8.1: read-only properties” »

Top Tutorials

Best Practical CSS Tips

Posted on August 4, 2022August 4, 2022 No Comments on 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…

Read More “Best Practical CSS Tips” »

Tips, CSS

How to Check Twig Version in Symfony

Posted on May 21, 2023December 23, 2023

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

Symfony

How do sum values from an array of key-value pairs in JavaScript?

Posted on August 21, 2022September 17, 2022

To fix getFullyear() is not a function with JavaScript, we should be called getFullYear instead. For instance, we write to call start.getFullYear to return the 4-digit year number of the start date. Conclusion To fix getFullyear() is not a function with JavaScript, we should be called getFullYear instead.

How to, JavaScript

How to Make Toggles With React Hooks

Posted on January 3, 2023January 3, 2023

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:

React, JavaScript

Understanding State in React Components

Posted on July 29, 2022July 29, 2022 No Comments on 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…

Read More “Understanding State in React Components” »

React

How to Add Reset Button in jQuery UI Datepicker

Posted on September 3, 2022September 17, 2022

I am using the jQuery UI date picker plugin to add the date picker dialog to the text input field. Since the input field is a read-only element, it is not allowed to clear the selected date. Is there any option to add a reset button in the date picker to clear the date from…

Read More “How to Add Reset Button in jQuery UI Datepicker” »

How to, Jquery

How to remove index.php from URL in CodeIgniter 4

Posted on July 21, 2022July 24, 2022 5 Comments on 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…

Read More “How to remove index.php from URL in CodeIgniter 4” »

Codeigniter, HTML, PHP

How to check if a customer is logged in to Magento 2 or not?

Posted on August 12, 2022August 12, 2022 No Comments on 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…

Read More “How to check if a customer is logged in to Magento 2 or not?” »

How to, Magento-2

How to change the link color of the current page with CSS?

Posted on August 21, 2022August 21, 2022 No Comments on How to change the link color of the current page with CSS?

Sometimes, we want to change the link color of the current page with CSS. In this article, we’ll look at how to change the link color of the current page with CSS. To change the link color of the current page with CSS, we set the color  background-color properties. For instance, we write to set the text color…

Read More “How to change the link color of the current page with CSS?” »

CSS, How to

What’s new in PHP 8.2

Posted on September 25, 2022September 25, 2022

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…

Read More “What’s new in PHP 8.2” »

Top Tutorials

How to clear your cache in npm

Posted on September 3, 2022September 17, 2022

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,…

Read More “How to clear your cache in npm” »

How to, Node js, React, Vue

How to Symfony Request

Posted on September 10, 2022September 17, 2022

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…

Read More “How to Symfony Request” »

How to, Symfony

TOP 10 MOST POPULAR PROGRAMMING LANGUAGES IN 2022

Posted on October 1, 2022October 1, 2022

Most Popular Programming Languages Javascript Python Java C/C++ C# PHP GO Kotlin Scala R 1. JavaScript According to the stats, there are almost 1.8 billion websites in the world. And about 95% of them run with the help of Javascript. A Bit of Javascript History Javascript originated in the labs of Netscape as part of…

Read More “TOP 10 MOST POPULAR PROGRAMMING LANGUAGES IN 2022” »

Top Tutorials

Categories

  • Codeigniter (3)
  • CSS (11)
  • eCommerce (1)
  • Framework (1)
  • Git (3)
  • How to (43)
  • HTML (5)
  • JavaScript (15)
  • Jquery (7)
  • Laravel (1)
  • Linux (4)
  • Magento-2 (1)
  • Node js (4)
  • Others (2)
  • PHP (11)
  • React (13)
  • Server (1)
  • SSH (3)
  • Symfony (6)
  • Tips (16)
  • Top Tutorials (10)
  • Ubuntu (3)
  • Vue (1)
  • Wordpress (7)

Latest Posts

  • What is SSH in Linux?
  • How to Delete Files in Ubuntu Command Line
  • How to Deploy a React application on a cPanel
  • How to use events listeners and Event Subscriber in Symfony
  • How to Convert PHP CSV to JSON

WEEKLY TAGS

AJAX (1) Codeigniter (1) Javascript (11) JQuery (1) PHP (16) Programming (1) React (3) Symfony (1)

Random Post

How to fix getFullyear() is not a function with JavaScript?
HTML Tutorial
How to Send Email from Localhost in PHP
How to add page numbers in PDF in CodeIgniter
How to create the first Git Repository

Quick Navigation

  • About
  • Contact
  • Privacy Policy

© Teach Developer 2021. All rights reserved