Once upon a time, there were plans to implement an SQL database directly in browsers. But things fall apart with “security concerns”, and WebSQL is eventually deprecated. If you are in the same boat of requiring a database for your web app, there is a way around it – Read on for an example! […]
SQLite In Javascript (Local Database In Browser) Read More »
Welcome to a tutorial on how to convert an image to text in Javascript. Yes, image-to-text has already been around for some time, and it is called “Optical Character Recognition” (OCR). There is an open-source OCR library called TesseractJS that we can use: async conv () { const worker = await Tesseract.createWorker(); await worker.loadLanguage(“eng”); await
Javascript Image To Text With OCR (Simple Examples) Read More »
Welcome to a tutorial on how to capture photos with a webcam in Javascript. Yes, the Stone Age of the Internet is long over, and it is totally possible to take pictures directly using Javascript. navigator.mediaDevices.getUserMedia({ video: true }).then(stream => { // WEBCAM STREAM TO VIDEO let v = document.createElement(“video”); v.autoplay = true; v.srcObject =
Capture Photos With Webcam In Javascript (Simple Example) Read More »
Welcome to a tutorial on how to display an Excel file in an HTML table in Javascript. Need to open an Excel file and “convert” it into an HTML table? Yes, that is possible with modern Javascript. No server-side scripts, no uploading involved. Read on for the example! TABLE OF CONTENTS Download &
Javascript Display Excel In HTML Table (Simple Example) Read More »
Welcome to a tutorial on how to create a progress bar with Javascript. Looking to add some nice “now processing” visuals to your website? We can use the HTML <progress> tag to create a very simple fuss-free progress bar: <style> #demo { -webkit-appearance: none; } ::-webkit-progress-bar { background: gray; } ::-webkit-progress-value { background: orange; }
Simple Javascript Progress Bar With Percentage (Free Download) Read More »
Welcome to a quick tutorial on how to read an Excel file and display it in HTML. So you have an Excel file, and want to display it on an HTML webpage? PHP does not have native functions to read Excel files, but we can use the PHPSpreadSheet library to read Excel files and output
3 Steps To Display Excel As HTML In PHP Read More »
So you are trying to implement “login with Google” in your project, only to find confusing documentation all over the Internet? Well, let’s simplify the steps here. Create a new project at the Google API dashboard, set up OAuth consent, and get the API credentials. Using the Google API client library, create a “login with
PHP Login With Google (Very Simple Example) Read More »
Welcome to a tutorial on how to convert the image file format in PHP – From JPG to WEBP, from PNG to JPG, from PNG to WEBP, and whatever else. To convert JPG to WEBP in PHP: Open the original image – $img = imagecreatefromjpeg(“IMG.JPG”); Set the color palette – imagepalettetotruecolor($img); Convert and save the
Convert Image Format In PHP (WEBP JPG PNG GIF) Read More »
Welcome to a tutorial and example on how to implement WebAuthn in PHP. So you have heard that it is possible for web apps to authenticate using biometrics, “face login”, NFC token, USB passkey, and whatever “passwordless” means. The magic behind is actually the Web Authentication API. In the simplest manner, the Web Authentication API
Simple PHP WebAuthn (Biometric, NFC, Passkey, ETC…) Read More »
Welcome to a quick tutorial on how to create a one-time password (OTP) in PHP and MySQL. Need extra security for ordering, confirmation, payments, or transactions? An OTP process in PHP typically involves: Generating a random OTP on request. Save it into the database, and send it to the user. The user accesses a challenge
Very Simple OTP In PHP MySQL (Free Download) Read More »
