SOLID is a set of principles that can help you design and write better object-oriented code. These principles were first introduced by Robert C. Martin, also known as “Uncle Bob”. The SOLID principles are: Single Responsibility Principle (SRP) Open-Closed Principle (OCP) Liskov Substitution Principle (LSP) Interface Segregation Principle (ISP) Dependency…

There are many additional features that come with HTML5 such as the HTML5 attribute placeholder and required. In this article, we will look at some of the new HTML5 attributes and how they can be used. Hidden Attribute The hidden attribute can be used on any element it hides the element which…

Capitalize First Letter Of String This is take the first letter of the string and uppercase the letter. Then it will concatenate the rest of the string without the first letter. const capitalize = (text) => `${text.charAt(0).toUpperCase()}${text.slice(1)}`; ucfirst function Camel Case A String You can do this by using the below regex to select all the matched parts of…

If you work on multiple different PHP projects, some might use different testing frameworks the most common at the moment is PHPUnit and Pest. But what if you want to use the same test helper function in both projects? You can use the following script function to make sure you only have to type the same function on every project. function test() { if [ -f ./vendor/bin/pest ]; then ./vendor/bin/pest $1 elif [ -f ./vendor/bin/phpunit ]; then ./vendor/bin/phpunit $1 else echo "No test framework found, add phpunit or pest to your composer.json" fi }

I recently upgraded to a new Macbook pro m1 and when running docker I was getting the following error: ERROR: no matching manifest for linux/arm64/v8 in the manifest list entries This happened when running a mysql image, I needed to define the platform to be linux/amd64. Within the docker-compose.yml file I added the following: services: db: platform: linux/x86_64 image: mysql:5.7 This resolved the issue for the time being. If you’re not using docker compose you can add the --platform linux/amd64 flag to the docker run command.

Singleton is a design pattern that lets you ensure that a class only has one instance, while also allowing you to have global access to the single object. The problem this solves is to ensure that there is only ever one object of this class, why would you want this? …

HTTP caching allows you to store a response to a request allowing your browser to reuse stored responses for subsequent requests. This gives you the advantage of not having to refetch content from the origin server allowing your visitors to have faster response times. You can quickly do this in…

In this tutorial we’re going to change a string of words to be camel-cased. You can do this by using the below regex to select all the matched parts of the string and then on the first index you lowercase the word and on the next indexes you can make uppercase. export const camel = (text: string): string => { return text.replace(/(?:^\w|[A-Z]|\b\w|\s+)/g, function(match, index) { if (+match === 0) return ""; // if space return index === 0 ? match.toLowerCase() : match.toUpperCase(); }); }

In this tutorial, you will learn how to get the unique values from inside an array in JavaScript. There are a few ways this can be done some of the most common ways are to use JavaScript array functions such as map and filter. …