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Joel Bennett

Pin Stack: Fund Your Project With a Pledge System - 0 views

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    The threshold pledge system is actually fairly common in everyday life. How often does a group of friends pool together money to buy something, or commit to doing something if the other friends make the same commitment?
Joel Bennett

You're a little company, now act like one | VentureBeat - 0 views

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    "... there's a nice big niche that's a perfect match: Early adopters."
Gilad Shimony

50 Fresh JavaScript Tools That Will Improve Your Workflow « Smashing Magazine - 0 views

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    Many things that were once accomplished using Flash objects can now be built using JavaScript - with the added benefit that it is free, typically more web and mobile accessible under most circumstances using best practices for development techniques, and without the need to use proprietary software for development.
Matteo Spreafico

Fabulous Adventures In Coding : The Stack Is An Implementation Detail, Part One - 0 views

  • Almost every article I see that describes the difference between value types and reference types explains in (frequently incorrect) detail about what “the stack” is and how the major difference between value types and reference types is that value types go on the stack.
  • I find this characterization of a value type based on its implementation details rather than its observable characteristics to be both confusing and unfortunate. Surely the most relevant fact about value types is not the implementation detail of how they are allocated, but rather the by-design semantic meaning of “value type”, namely that they are always copied “by value”.
  • Of course, the simplistic statement I described is not even true. As the MSDN documentation correctly notes, value types are allocated on the stack sometimes. For example, the memory for an integer field in a class type is part of the class instance’s memory, which is allocated on the heap.
  • ...3 more annotations...
  • As long as the implementation maintains the semantics guaranteed by the specification, it can choose any strategy it likes for generating efficient code
  • That Windows typically does so, and that this one-meg array is an efficient place to store small amounts of short-lived data is great, but it’s not a requirement that an operating system provide such a structure, or that the jitter use it. The jitter could choose to put every local “on the heap” and live with the performance cost of doing so, as long as the value type semantics were maintained
  • I would only be making that choice if profiling data showed that there was a large, real-world-customer-impacting performance problem directly mitigated by using value types. Absent such data, I’d always make the choice of value type vs reference type based on whether the type is semantically representing a value or semantically a reference to something.
Joel Bennett

Silverlighting with Bing - Bing Community - 0 views

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    Announcing the Silverlight SDK for Microsoft BING, including Microsoft.Bing.Data - a service proxy for the Bing API, and additional reusable view controls: CloudView, TileView, BandCloudView, StackView ...
Joel Bennett

unfold: Introducing Rx (Linq to Events) - 0 views

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    Buried deep in the bin folder of the Silverlight Toolkit Unit Tests is a hidden gem: The Rx Framework (System.Reactive.dll).
alex gross

The Cloud as a Platform for Platforms - 0 views

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    AWS is not only a rich platform to build solutions but also a platform for building specialized platforms. Customers can choose to either use the AWS cloud directly or take advantage of these value-added platforms. Customers can also mix and match platforms from this rich ecosystem. \n\nIn this post, we look at some of the best examples of specialized platforms built on AWS:
Fabien Cadet

The Duct Tape Programmer - Joel on Software - 0 views

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    « A 50%-good solution that people actually have solves more problems and survives longer than a 99% solution that nobody has because it's in your lab where you're endlessly polishing the damn thing. Shipping is a feature. A really important feature. Your product must have it. »
Joel Bennett

Installing Windows to a VHD - The Energized Tech - 0 views

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    A walk through of how to install Windows to a virtual hard disk image (VHD) from scratch, instead of a full partition. No VPC was invoked in the making of this post ... just DISKPART a virtual disk into a file, and install.
David Corking

Dr. Dobb's | Q&A: When Mobility and Open Source Collide | March 28, 2009 - 0 views

  • The web browser is a good example, on a pc it may make sense to ask a user to find, click, type, and browse the web or look for a service. In a mobile, converged product, you need to help the user be present with the service even or especially when they are driving or have the product in a pocket or handbag, and requiring them to constantly select 'yes' or to type in forms etc. are real headaches for a consumer.
  • We will not provide a store front, but will help the community create multiple online stores from which they can generate revenue for themselves and the developer.
  • At the other end of the spectrum, you see hoards of teenagers in the U.S., Europe and Asia happily texting one handed, using predictive text.
    • David Corking
       
      No: they do NOT use predictive text - we 40 somethings might - but the kids uset text speak. How does a kid text rom an iPhone in his pocket?
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  • Focus on the whole experience, meaning you need to be inclusive of display sizes, input methods, and form factors when you design and develop your applications and services.
    • David Corking
       
      How much time does a Symbian app developer have to put in to considering all the different Symbian phones on the market?
  • .Net CF
  • expanding this functionality with QT libraries, Adobe AIR technology
  • StyleTap has a Palm emulator that allows you to run thousands of Palm applications on Symbian products
  • Red Five Labs has a runtime for Symbian OS which ensures Microsoft .net applications can be fully supported.
  • many people around the world are not buying and cannot afford a PC.
  • The Symbian Foundation is helping to do this by ensuring we lower the barrier for entry for software developers.
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    Really interesting interview with Symbian boss
David Corking

Coding Horror: Top 25 Most Dangerous Programming Mistakes | 2009 - 0 views

  • Heck, even if you are aware of these security mistakes, you might end up committing them anyway. I know I have. Have you?
    • David Corking
       
      :)
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    Some old, some from the 2000s, some still happening too often.
David Corking

Mobile Wiki Server for iPhone - Welcome - 0 views

  •    April 26th 2009 1.3.5 Pending Approval
    • David Corking
       
      Does this mean "pending approval by Apple for the app store"?
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    I can't see the point of having a wiki web server in your pocket but that is probably my failing. Maybe it is handy as a private notebook you can also share informally. This is the first finished Squeak application for the iPhone.
David Corking

Dr. Dobb's | Smartphone Operating Systems: A Developer's Perspective | March 30, 2009 - 0 views

  • The industry stewards have countered Apple's move with their own application stores, so there's a huge opportunity to write the "killer app" for one of several smartphone platforms.
  • 40 MB to less than 4 MB of free RAM
  • one-app-at-a-time requirement complicates any implementation of a copy-and-paste mechanism.
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  • As a security sandbox, the iPhone OS permits only one third-party application to run at a time, and not in the background.
  • adding some useful Bluetooth profiles that supported stereo headsets, data synchronization, or the ability to implement multiplayer games would be usefu
  • iPhone OS 3, that provides some of the missing features mentioned here, such as the A2DP profile for Bluetooth, voice recording, and copy-and-paste.
  • Have to learn Objective-C; is only smartphone platform that uses it.
  • Competitors will soon catch up on the UI.
  • embed navigation and GPS plotting into applications.
  • provide their own map content
  • The OS now supports the use of accessories connected to the iPhone either through its 30-pin docking connector or wirelessly via Bluetooth. Now that the device has been "opened", you can expect an entire ecosystem to build up around the device, much like the iPod has.
  • peer-to-peer connectivity using Bonjour
  • developers can now allow users, from within the application, to purchase and obtain new content
  • No voice dial.
  • A client-server mechanism provides access to low-level system resources, and in fact the kernel itself is a server that parcels out resources to those applications that need them. This transaction scheme allows applications to exchange data without requiring direct access to the OS space.
  • C/C++ for porting existing UNIX applications, and Java to port Java ME MIDlets. As mentioned previously, the software stack offers several run-times that offer application development using WRT widgets, Flash, and Python. The primary programming language for the platform is Symbian C++,
  • Handango has managed the wide-scale distribution of Nokia applications. In February, Nokia announced plans to launch its Ovi Store, which sells applications, videos, games, pod-casts and other content, similar to Apple's App Store. The store will be accessible by Nokia S60 smartphones in May.
  • Non-standard Symbian C++ has steep learning curve, with special idioms to master. Large number of Symbian APIs to learn, since it contains hundreds of classes and thousands of member functions.
  • BlackBerry Device Software executes multiple applications simultaneously
  • Manages multiple e-mail Exchange e-mail accounts, along with support for POP3 and SMTP, and e-mails can have file attachments
  • FIPS 140-2 compliant, and supports AES or Triple DES encryption sessions via BlackBerry Enterprise Servers
  • BlackBerry Device Software has enhanced the capabilities of the platform with its own Java virtual machine (JVM), along with new Java classes that offer multitasking capabilities and UI enhancements to go beyond the capabilities of Java ME.
  • You can also take existing Java ME code and add specific BlackBerry classes to make a hybrid Java ME application
  • don't intermix MIDP 2.0 and BlackBerry API calls that perform either screen drawing or application management.
  • The catch to writing an application that uses BlackBerry API extensions is that it ties the application this smartphone. However, this is no worse than using the unique Java classes found in Google's Android.
  • Apple promotes the design goal that applications should accomplish one purpose.
  • no Flash support, and you can't download files.
  • For non-Exchange users, Apple's MobileMe online service, after some fits and starts in 2008, now supports the push of e-mails and changes to the calendar and contacts.
  • The iPhone 3G can work in tandem with Microsoft Exhange Server 2003 and 2007 to support enterprise operations.
  • Cocoa Touch is a subset of Apple's Cocoa,
  • Cocoa Touch components manage most of the writing to the screen and playing media, yet there are APIs exposed that let you access the accelerometer and camera.
  • Quartz engine is identical to the one found in Mac OS X
  • Only a select few higher-level frameworks have access to the kernel and drivers. If necessary, an application can indirectly access some of these services through C-based interfaces provided in a LibSystem library.
  • the SDK provides Dashcode, which is a framework based on a Web page composed of HTML and Javascript. You can use DashCode's simulator to write and test your web application. You can also use several other third-party frameworks to write web applications, and debug these with Aptanna Studio's tools.
  • Made by HTC, the G1 is the first smartphone using the Android platform.
  • e-mail program (which makes use of Google's Gmail), a mapping program (using the company's Google Maps), and a browser that uses WebKit, not Google's Chrome web browser
  • Android is not Java ME, nor does it support such applications
  • ability to both browse and manage multiple IM conversations. On the other hand, such heavy use of the smartphone's CPU shortens battery life significantly. Maybe Apple is on to something in limiting the number of applications that the platform can run.
  • On the positive side, the Android APIs support a touch interface (and the G1 has a capacitive touch screen), but not any multi-touch gestures.
  • copying text from the web pages is the browser isn't allowed
  • The advantage to Android's use of a different bytecode interpreter is that the DVM was designed so that multiple instances of it can run, each in their own protected memory space, and each executing an application. While this approach offers stability and a robust environment for running multiple applications, it does so at the expense of compatibility with Java ME applications.
  • Seasoned Java programmers will find the Android SDK an amalgam of Java SE and Java ME methods and classes, along with unique new ones
  • compile the Java code to generate Dalvik bytecode files, with an extension of .dex. These files, along with the manifest, graphics files, and XML files, are packaged into an .apk file that is similar to a Java JAR file.
  • The certificate that you use to generate the private key does not require a signing authority, and you can use self-signed certificates for this purpose.
  • The Developer Phone provides access to a shipping Android device without the cash outlay or contract contortions required when developing for the other platforms.
  • in February the site began supporting priced applications. Google allows developers to take seventy percent of the proceeds.
  • it's possible that you might pick up a malicious application before it is detected by the user community.
  • Open source, open platform: if you hate the mail program, some third-party is writing a better one.
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    Lengthy developer's overview of Symbian, Mac OS X iPhone, Blackberry, Android. This talks about the leading app platforms except Java ME and Windows Mobile, though it does explain how Blackberry and Symbian support Java ME.
Jungle Jar

JungleJar | Featured Web Application: PHPanywhere.net - 0 views

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    This is an extremely cool and useful web application, and if it hasn't been thought of before, I'm absolutely shocked, because it makes so much sense. Essentially, PHPanywhere is a web based free Integrated Development Environment or IDE for the PHP language. In other words it is a web based application that provides PHP developers a PHP code editor that mocks a desktop application, and it does so very well.
Joel Bennett

Domain Events - Salvation - 0 views

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    Encapsulating domain models using domain events
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