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This year I was invited to organize a workshop at the Mobile 2.0 Open Ideas event at Barcelona, on 16-17 June. With my experience developing Android apps at Mobialia and the social media integration on Martin Varsavsky’s RadioMe, I proposed the workshop: Bulding Social Media Enabled Android Apps This will be a 1-hour . . . → Read More: Mobile 2.0 Open Ideas At Mobialia the lasts weeks I was involved on the development of a social app using, among other social networks APIs, the facebook API. For me it was easier to implement Twitter API access using only the signpost library, for facebook they recommend to download their Android SDK, and I did so. First we . . . → Read More: A small problem with the facebook Android SDK Android has two kinds of accuracy on location: Fine: provided by the GPS, needs some time to be obtained Coarse: location determined with the cell of the mobile network This location methods can be enabled or disabled by the user on the preferences or with some widgets. Initially on our apps we used . . . → Read More: Using two location providers on Android This week I was speaking at LabAndroid, a spanish initiative about Android devices, apps and development. I developed a special app for this event called “Wikiplaces” and I made the code avaiable as open source on Google Code. This app shows on a map or on a list places from Wikipedia near your location. . . . → Read More: Mobialia at LabAndroid One of the most common errors that I found developing Android Apps is the “java.lang.OutOfMemoryError: Bitmap Size Exceeds VM Budget” error. I found this error frecuently on activities using lots of bitmaps after changing orientation: the Activity is destroyed, created again and the layouts are “inflated” from the XML consuming the VM memory avaiable . . . → Read More: Dealing with the “Bitmap Size Exceeds VM Budget” error As many of you know, this year I’m involved on Android with my project Mobialia. On February I was on the Android Developer Lab at Madrid and today I returned for the Google DevFest. The event started with Dave Burke presenting Google Technologies in general. Many jokes about the iPhone (to show the Chrome2Phone . . . → Read More: Google DevFest 2010 Chess engine development is one of the most brain-crushing activities I’ve been involved on the last years. Last nigths I was working again on my Carballo Chess Engine with some advances. First of all I decided to leave Negamax and go with Principal Variation Search (PVS). Also decided to implement separate methods for root . . . → Read More: Tales of a chess engine developer Jim Ablett has published a packaged executable for my Carballo chess engine. He also made a pretty logo for it, shown here. Check his page to download executables for Carballo and a lot of other chess engines: Jim Ablett’s Winboard Chess Page. Thanks Jim for your great . . . → Read More: Jim Ablett’s Carballo packaging Lukas Laag has written me about his new GUI for the Carballo Chess Engine using the Google Web Toolkit (GWT) and his SVG Graphics Library for GWT, libgwtsvg. GWT is provided from Google to develop applications in Javascript programming in Java. It conterts the Java code to Javascript, and the application is run on . . . → Read More: Great GWT UI for Carballo Chess Engine At last, the first “stable” release of my chess engine. The main new features are: Static Exchange Evaluator (SEE): the biggest change, affects move ordering introducing more move generation phases, also affects LMR, etc. New “experimental” evaluation function, with King Safety, X-Ray attacks and improved mobility Recapture extension, also changed a lot the extension . . . → Read More: Carballo Chess Engine 0.3 |
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