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Developer Perception on Mobile Platforms Survey Results
Vision Mobile has published the Mobile Developer Economics 2010 and Beyond report, containing the results of a survey across +400 developers working on the most important eight mobile platforms. The survey shows what platform the developers prefer, what is the installed base and number of apps per platform, time needed to learn and debug on a platform, and others.
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App Inventor for Android
App Inventor is a beta release from Google labs allows drag and drop development of applications for Android phones. Instead of code, App Inventor allows you to visually design applications and use blocks to specify application logic.
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Mobile Malware: New Threat Requires New Response
Smart phones and mobile computers must deal with a new breed of security threat. Software countermeasures are available, but user awareness and user education are key elements of any protection scheme.
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Mobile Ruby Roundup: Rhodes 2.0 now MIT Licensed, JRuby on Android with Ruboto
Mobile Ruby developers get a new version of Rhodes: the 2.0 release brings many new features, and also puts the framework under the MIT license. іPhone developers will be glad to hear Rhodes apps are being accepted into the AppStore. Also: Android developers and users can use JRuby with Ruboto and Ruboto-IRB.
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CouchDB as the Personal Database
While attending the Berlin Buzzwords NoSql conference, Jan Lehnardt (@janl) one of conference organizers and co-author of CouchDB: The Definitive Guide (a free O'Reilly book). presented a talk titled: "Making Software for Humans - CouchDB and The Usable Peer-to-Peer Web".
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A Roundup of New Features in Android 2.2
Google presented the 7th version of Android called Froyo at Google I/O 2010. Android has received much attention during the conference and it was the topic of the keynote held by Vic Gundotra, VP of Engineering at Google. Android 2.2 has new features in areas like: enterprise integration, device management API, performance, tethering, browser, and marketplace.
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A Discussion with Josh Bloch on the Future of Java
Effective Java author and chief Java evangelist at Google Josh Bloch gave a talk at the recent web-based Red Hat Middleware 2020 conference. The thrust of the talk was guarded optimism and concern about the future of the Java platform under Oracle's stewardship. InfoQ spoke to him to find out more about his thinking.
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Silverlight for Mobile Platforms – the Current Status
Microsoft seems to be pushing Silverlight into a cross-platform web application framework for mobile devices. Silverlight is already available for Windows Phone 7 and Symbian^1, and it seems it is being also ported to Android and iPhone.
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Rhodes 1.5 Allows to use Ruby to Write Apps for Smartphones - and now the iPad
Rhomobile has released Rhodes 1.5, the Ruby based, cross-platform, smartphone app-framework Rhodes. InfoQ asked Rhomobile CEO Adam Blum whether we still need native apps when we have HTML 5?
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PhoneGap Brings Cross Platform Development Back to Mobile Platforms
PhoneGap allows to build cross platform mobile apps with HTML5 and Javascript; it has APIs for accessing camera, accelerometer, GPS, etc. The code is packaged into native apps which can be deployed via app stores. PhoneGap support includes iPhone, Android, Blackberry, Symbian and Palm. InfoQ talked to one of the creators of PhoneGap, Brian LeRoux of Nitobi, about the current state of PhoneGap.
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Is Symbian’s Open Sourcing Too Late?
The Symbian Foundation announced their intention to open source the Symbian platform almost 20 months ago. While some consider this as an important move for the most deployed platform in mobile devices, others think that it is too late.
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Javascript as Compiler Target: Clamato, GWT Smalltalk, Python, Scheme
Improved VMs and ubiquity have made Javascript an interesting target for compilers. InfoQ takes a look at a few languages that compile to Javascript: Smalltalks Clamato and GWT Smalltalk, Python with pyjamas and Scheme with Moby-Scheme.
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Google Has a Problem with Some Android Developers
Google has issued lately a cease and desist order against Steve Kondik, a well known Android developer who has created CyanogenMod, a free custom Android firmware, bundling some non open source applications like Maps, GMail, Talk, YouTube, and Market. Some see this as the first friction between Google and developers.
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JRuby Roundup: Ruby 1.8.7 Support, Android Support, Bcrypt-ruby
The JRuby team has added Ruby 1.8.7 compatibility to the current JRuby trunk. Android received some more attention with JRuby support for the Android Scripting Environment as well as a JRuby irb app. Also: the bcrypt-ruby library for hashing passwords is now available for JRuby, as well as Ruby 1.9.
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Call Native Code From Your Android Applications
Responding to a call from developers, the Android Native Developer Kit (NDK) now supports calling native code in the Dalvik virtual machine. CPU-intensive operations that don't allocate much memory may benefit from increased performance and the ability to reuse existing code. Some example applications are signal processing, intensive physics simulations, and some kinds of data processing.