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Creating iOS UITableViewCell animations

Today I gonna show you how you can easily animate your UITableViewCells  with UIKit  and QuartzCore out of the box functionality. This allows you to create smooth animation during state changes like adding or deleting some rows or sections of your table view....

Sprite flip animation with Cocos2D 3.1

After removing CCActionOrbitCamera from the Cocos2D framework our flip animation within on of our games did no longer work. We used it to simply flip cards with a nice visual effect. After searching for another approach for a while, we thankfully found something easy...

Porting Cocos2D game to OSX using SpriteBuilder

So you finished and polished your game for iOS by using Cocos2D and SpriteBuilder? Wouldn’t it be nice to publish your game on the Mac AppStore too? These tools and frameworks make it really simple to accomplish this project successfully. However, there are some...

Pause scene with cocos2d an SpriteBuilder

Often games need something like a pause scene to pause the current game and to provide further options like quitting or restarting the current game. So as you may think this isn’t a big deal, right? Well the simples approach may be the following: 1) Create the...

Immediate log messages of resque workers

The following description and code example was tested with the following gem spec: rails (3.2.11) resque (1.24.1) resque-scheduler (2.0.1) Since the default Resque.logger does not immediately flush all log messages to the log file, we want to use our own logger...

Kinect on MacOS X with Homebrew

This is with XCode 4.6.2 on Mac OS X 10.8 If you use our favorite package manager getting up and running with libfreenect  is almost straightforward :). 1) Be sure homebrew is installed see http://mxcl.github.io/homebrew/ 2) Go to cd /usr/local/Library/Formula 3) Get...

Updating sitemap file on Heroku

Preparing your Heroku application for using AWS S3 is really easy. You can just follow the steps at the Heroku AWS guide. Because you need to do some more steps to get it all working I summed up the instructions to have it all in one place. Our own website and this...

Various ActiveResource Tips

Although you find the most of the following tips by simple googling or visiting the ActiveResource documentation, I just wanted to outline them on one single page again (mostly because of my obliviousness). Enable logging of ActiveResource actions Add the following to...

Show NSWindow below your NSStatusItem

Often, showing a simple menu in your status bar application is not sufficient enough. This short tutorial explains how you can show your own window right below of your status item. Inspired was this blog post by the following question on StackOverflow. For the basic...

How to create a Mac OSX status bar application

Creating a Mac OS X status bar application is really straightforward. However, below you will find a condensed step-by-step tutorial to avoid unnecessary mistakes. Create a new Xcode Cocoa Application project Go to Info.plist  file and add the key Application is agent...