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JavaScript: store and read files with the Origin Private File System

Leave a Comment / JavaScript / parzibyte

In this post you will learn how to use the Origin Private File System with JavaScript to store, read and remove any file on the web browser. You may try the demo here: https://stackblitz.com/edit/vitejs-vite-hl34zf?file=index.html As I said before, the Origin Private File System has arrived to revolutionize things with JavaScript. Thanks to OPFS we can […]

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JavaScript: download file with fetch

Leave a Comment / JavaScript / parzibyte

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

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SQLite3 with vanilla JavaScript and OPFS – Hello world

Leave a Comment / JavaScript, SQLite3 / parzibyte

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

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Passing parameters to Svelte function

Leave a Comment / JavaScript, Svelte / parzibyte

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:

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Silent PDF Print with JavaScript and plugin

4 Comments / Windows / parzibyte

Today I am going to present you a plugin that I have just created. It is a plugin to print a PDF file silently, that is, without asking the user for confirmation. This plugin exposes a REST API so that a PDF can be printed without confirmation using JavaScript. Just make an HTTP GET request

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Tetris game in JavaScript – Open source

Leave a Comment / JavaScript, Videogames / parzibyte

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

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Connect 4 in JavaScript and HTML

Leave a Comment / JavaScript, Videogames, Vue / parzibyte

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

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How does the plugin for thermal printers work

A plugin for printing in thermal printers directly from browser

Leave a Comment / JavaScript / parzibyte

In this post I will introduce to you a plugin for printing tickets, receipts or invoices on a thermal printer using client-side JavaScript even if your web page or application is on a cloud server. This plugin allows you to print directly from browsers, without dialogs and without browsers compatibility issues because you only have

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