ARC is a good idea; however it may cause issues when using old libraries or if you have some code which use it and some which don’t. You might also accidentally clicked on it when creating the project and decide, no, I don’t really want it. ARC is not a bad idea, but it will […]
iOS 5 introduces something interesting, which is some sort of Facial Detection capability. Right now it only detects the position of eyes and mouth but expect it to have more in future iOS versions. First, the requirements: Compile with iOS SDK version 5 or later You need to include CoreImage.framework into your project. Your build […]
The Android NDK comes with several examples. This guide assumes you have the NDK environment setup as described here: https://www.permadi.com/blog/2011/09/setting-up-android-jni-projects-in-windows-eclipse-and-sequoyah/. When you extract the NDK, you will see a samples folder. There’s no Eclipse project file in these samples, but it’s very easy to create them. 1. Do File->New->New Project->Android->Android Project. 2. Select Create Project […]
I was having some issue customizing the look and behavior of the default SeekBar so I tried writing a custom one. Here’s the result, hope it’s useful and interesting: My approach is to create a Layout consisting of two ImageViews: a “slider bar” and a “slider thumb” images. Then, in the onDraw function, I draw […]
UISlider can be skinned to produce output like these: There are three sections that you can change: The bar portion on the left side of the thumb, using setMinimumTrackImage:UIImage The bar portion on the right side of the thumb, using setMaximumTrackImage:UIImage The thumb, using setThumbImage:UIImage For the UIImage, you will most likely need to stretch […]
This guide walks you through in getting the Facebook Credits Sample running in test mode. 1. Download the official sample code from: https://github.com/facebook/credits-api-sample 2. Read the overview. 3. Copy the files into your server into a subfolder (your server must support PHP): – callback.php – index.php – xdreceiver.html 4. Create a test application. Fill out […]
What is JNI? JNI is a set of specifications/framework that allows Java code to call C/C++ native code. In Android world, JNI is supported through the Android NDK (I think NDK stands for Native Development Kit but even Google doesn’t say what it really stands for on their page: http://developer.android.com/sdk/ndk/index.html). You still need to use […]
This guide shows how to create an sample (Hello World type) Android JNI Application. Using Eclipse and Sequoyah, you can do everything inside the Eclipse IDE (there’s no need to run annoying command lines from Console or DOS prompt). You should do the previous guide first in order to follow this guide. There is a […]
Here’s the Press Release I received from them: Integrate Flash applications with Facebook using Packt’s new book Packt is pleased to announce Flash Facebook Cookbook, a new book that will teach developers to work with the key Graph API objects and their social connections, using the Facebook ActionScript 3 SDK. Written by James Ford, this […]
