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Singletons in ActionScript 3 | wooptoot

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Singletons in ActionScript 3. Posted in ActionScript 3. The singleton design pattern is an effective way to ensure that a class has only one instance. Let’s say you are writing a game and you want to have one main object that contains data that you need to access from many of your other objects. You could of course store a pointer to the main object in all of your other objects like this:. As you can see, having to set up “m game” in every instance can get pretty messy after a while. Public class Test { ...

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Writing a simple database driven guestbook | wooptoot

http://www.wooptoot.com/writing-a-simple-database-driven-guestbook

Writing a simple database driven guestbook. Guestbooks aren’t as popular as they once were, but writing one is still a good way to learn some PHP and SQL. You don’t need much experience with MySQL, or even PHP to get through this tutorial, but you will, of course, need a server with MySQL and PHP. We’re only going to write three small php-scripts and you can go ahead and set them up now, before we start:. Which will set up a connection to the database. Which will save new entries into our database. And t...

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jQuery Horizontal Tooltip | wooptoot

http://www.wooptoot.com/jquery-horizontal-tooltip

It can often be useful to present more information to your visitors when they hover their cursor over an element on your website. It’s important to do this effectively without breaking away from the structure of your page – so that’s what we’re gonna do. 🙂. We have a LIVE DEMO. Of the result for you to play with. This tutorial won’t take much to get going. Just download the script from the jQuery website. Save it to the same directory as your page and link to it from within your. A few things to take in...

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Image Manipulation With CImg | wooptoot

http://www.wooptoot.com/image-manipulation-with-cimg

Image Manipulation With CImg. Experimenting with image manipulation with c can be quite cumbersome if you don’t take advantage of existing libraries. Just loading a JPEG image, applying some filter and then displaying it in a window could easily require more than fifty lines of boilerplate code. With a library like CImg. This can easily be done in less than ten lines, like so:. Return 0; }. G -o hello hello.cpp -O2 -L/usr/X11R6/lib -lm -lpthread -lX11. G on Mac OS X. Pretty much taken straight from the d...

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Using HTTP Sockets with RESTful Services | wooptoot

http://www.wooptoot.com/using-http-sockets-with-restful-services

Using HTTP Sockets with RESTful Services. RESTful web services are all the rage when it comes to providing resources over the Internet. Facebook. And many more websites give public access to their data through a RESTful service. We’re going to look at using PHP to connect to such a service to fetch some data. Here’s a live demo of what we’re going to make: LIVE DEMO. So what is REST? We won’t go into too much detail in this tutorial but REST. Which is another representation. PHP provides an assortment of...

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About | wooptoot

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Loading images from the iOS Photo Library. Using the UIImagePickerController to load and display images from the photo gallery. File upload with Sinatra. How to write a simple file uploader with sinatra. Image Manipulation With CImg. Learn how to load and manipulate images in c using CImage. Generating animated clouds using Perlin noise. Learn how to generate cloud-like animated textures by manipulating bitmap data. Create your own IM bot. How to create an IM bot using the Ruby language and XMPP.

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File upload with Sinatra | wooptoot

http://www.wooptoot.com/file-upload-with-sinatra

File upload with Sinatra. Handling file uploads in sinatra is, not surprisingly, really simple. In this short tutorial we’re going to implement a basic file uploader, capable of uploading any kind of files. But beware, no effort will be put into actually securing the application. Let’s start by setting up our form (using HAML, because that’s what the cool kids are using):. Html %body %h1 File uploader! Nothing fancy, but it’ll do for now. As you can see, you don’t have to write much code to get thi...

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Loading images from the iOS Photo Library | wooptoot

http://www.wooptoot.com/loading-images-from-the-ios-photo-library

Loading images from the iOS Photo Library. In this tutorial we’re going to write a simple application that lets the user pick an image from the photo gallery and then display it in a good ol’ UIImageView. Let’s start off by creating a plain and simple. This will set up a basic application structure for us with a simple interface builder file and a view controller class to go along with it. These are the only files we will be playing around with. Import ViewController.h @implementation ViewController ...

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Generating animated clouds using Perlin noise. | wooptoot

http://www.wooptoot.com/generating-animated-clouds-using-perlin-noise

Generating animated clouds using Perlin noise. Posted in ActionScript 3. This tutorial is all about how you can easily generate neat bitmap data with perlin noise. Perlin noise is a popular technique for making textures from pseudo-random numbers. This may (or may not) sound scary, but luckily for us, ActionScript 3 will handle most of the maths for us. We do, of course, have a LIVE DEMO. Of the result for you to play with. Where Perlin noise is explained very well with lots of pseudo-code. Package { imp...