In this post you will learn how to download a file in the background using client-side JavaScript and the fetch function to make HTTP requests. We will see how to download a file as a blob using AJAX and then ask the user where to save it, suggesting a name. The good thing about this […]
JavaScript: download file with fetch Read More »
In this post I will show you how to use SQLite3 directly in the web browser using the original C library through WebAssembly and OPFS to store the database. In this way we will have original SQLite3 on the web to work in the browser with JS on the client side. We can do this
SQLite3 with vanilla JavaScript and OPFS – Hello world Read More »
In Svelte we can define functions that are going to be called when an event is triggered. For example, to call holaMundo on the click of an element we can indicate it as on:click={holaMundo} Sometimes it is necessary to pass parameters to that function inside a Svelte component, but we cannot indicate it like this:
Passing parameters to Svelte function Read More »
Today I am going to show you a software that I just made with Laravel. It is a sales system, point of sale, POS or whatever you call it, which is used to keep track of the products that are sold, the sales, and so on. It is a totally free and open source system;
Laravel POS System – Free and open source Read More »
In this Python programming tutorial you will learn how to create a REST API using Flask, SQLite 3 (for data), and JSON for data communication. In the end you will have an API that you can consume from any client that could be an Android application, a browser with JavaScript or even another server language.
Creating an API REST with Python, Flask and SQLite3 Read More »
In this post I will show you the Tetris game programmed in pure JavaScript, totally free and open source. This block game is programmed with JavaScript and uses canvas to paint the game. I also use Bootstrap for the layout of the buttons and the page in general, with a bit of SweetAlert for the
Tetris game in JavaScript – Open source Read More »
In this post I will show you how to enable CORS (Cross Origin Resource sharing) so that you can make HTTP requests from a different domain than the one you use for your Flask application written in Python. We will just add a kind of middleware to modify all the responses and add the headers
Enable CORS in Flask app Read More »
In this post I will show you how to program the Connect 4 game by using JavaScript with HTML and Vue, with Bootstrap styles. It is the Connect 4 game but web version with a player versus player option, as well as player versus CPU that uses a small artificial intelligence. Throughout the post I
Connect 4 in JavaScript and HTML Read More »