Answer Questions

• sparkplug Design consulting

  Hi all, I would like to get a consulting in the following design senario , how to do it in the right way. I'm trying to develope a reusable component of communication between the PC and field devices. The devices have special communication protocol and a special way to make the physical comm. The are many devices kinds (Display , microcontrollers,...). I'm looking for the right way to write a global component. I'll use this component ...Show All

• carlpicanco BlackBerry USB recognition

  Hi I want to write a program which will recognize a BlackBerry device connected to the PCs USB port.  I want to write this application in Windows Enviornment.  Can you please help me as to how I can go about listening for the USB device in Windows Enviornment in general   I would greatly appreciate if you could suggest me specifics on listening for BlackBerry device or general practices for any device Thanks in advance, v ...Show All

• Gretchen Macdowall good C# 2.0 architecture book for Window application

  Hello, can anybody recommand a good C# 2.0 architecture book for Window application I moved from VB6 to C#. Need a intrduction book for clear writing, not high level with samples. Some samples on N-tier design is better. Thanks. Thanks so much. I saw some web site about smart client application.But I am not clear what it is. It needs some special design or just advance window application design What is the different a ...Show All

• Jason.Sutherland workflow engine and rule engine performance

  Please give me your criticakl comments on performance degradation issues arising out of usage ofworkflow and rule engine vis a vis increase in scalability and agility I have one confusion regarding rule engines. Is there any recommended language for rule generation asi came across BPEL. if that so where can i get guidelines for this language. Also is their any rule engine/worflow engine which generates . ...Show All

• AJAX HAL Serviced component architecture issues (State management/ OOD).

  I've seen serviced components abused and misused due to inherent limitations in how COM operates and now I’m looking to architect a web based, OO, n-tier system and wish to avoid the same mistakes. In my system there are two architectural problems: Much of the data is common across users, complex and potentially quite large, which leads to a large number of objects when using standard OOD (not so good for COM as I understand ...Show All

• StoneWasHere Is MSMQ the right answer?

  A web user visits an ASP.NET web app and submits a form which makes a couple of changes to a database and sends a message to another user, say via email. 5 minutes later, I need to check and see if that second user has responded. If not, another email message needs to be sent to that same user. If after another 5 minutes the 2nd notification has not be responded to, a 3rd user will need to be notified. Does MSMQ have a mechanism that allow ...Show All

• nik_ahafiz Exception Management in N-Tier architecture

  Hi, The following are the layers in our application: 1. Entities/Collections 2. Data Access 3. Business Logic 4. Service Facade layer 5. UI The way we implement our exception handling in each layer is : 1. Catch exception 2. Wrap the exception using a Custom Application Excpetion class, that also indicates the type of exception, say the exception is due to Data/Service or a Generic one. 3. Log the exception 4. Re-throw the exception ...Show All

• Kanis Solution Architecture and VSTS

  Hi ,In my company one of my role is to modeling the right Architecture for the application (Web, Windows...) and decide what Patterns to use.I work with a lot of JAVA Architects and we discuss and implement a lot of gang of four and bouth languages. In Websphere, Eclipse and other the implement the patterns in design mode.Do you know if VSTS or the next versions will implement this type of Design mode Where I can put the class library (and windo ...Show All

• Ramakrishna Neela MS caching Block

  Hi, I need to know whether MS caching block for .net applications runs in the appdomain of application or is its appdomain different from application appdomain. Does it survives the application restart. If yes, then how Also need to know how it is different from Asp.net caching block. Is it same as using Application object(like application.add()). I am of the view that Asp.net caching uses System.Web. HttpRuntime .Cach ...Show All

• JMäkitalo Architecting a System is a Thought Process or Practice or Combination of both of these or others too

  Architecture is a work combining - "Thought Process" or "Practice" or "Pattern". What quality does it require Are you asking what's architecture, or how to make good architectures If you are asking what's Architecture, then it can be said as a high level and a long lasting blue print of a system. This defenetly includes thought process because an architect needs to always have the 'big picture' ...Show All

• Bobbit Angeles Security for web application

  hello all I am not sure where exactly to start looking. We are starting a new asp.net 2.0 project. the project is a big web site that will have to authonticate its users ( basic authontication) and authorize all his actions. another requierment is personalization of site based on the user. I am new to dotnet 2.0 but I found two leads : Enterprise Library "Security Application Block" and membership and role providers . can anyone give m ...Show All

• daniblind Information about Essential Unified Proccess

  There is some information available about Essential Unified Process, if not, when this could be Is this event presential or going to be online too I am in Ecuador - SouthAmerica Been waiting a while for the same: http://forums.microsoft.com/MSDN/ShowPost.aspx PostID=219862&SiteID=1 from Ivar Jacobson's site: Ivar Jacobson International are pleased to announce an event to for ...Show All

• ReportUser business layer strategies

  Hi All, I am doing research on the all the possible Business layer stratigies(it is be compiled Vs workflow and rule engine or any other idea ).I need to know what all strategies and technologies are there in dotnet to achieve this. If somebody can refer me a good book especially on this topic, that would be of great help regards bhaskar seekbhaskar@gmail.com ...Show All

• lancerx Does XmlChoiceIdentifierAttribute break the 3rd tenet of SOA ?

  The 3rd tenet of SOA, according to MS, states that "Services Share Schema and Contract". When I use the XmlChoiceIdentifierAttribute in my shema, I actually say "when you call me, you will get in response one of the following possible types and you should check yourself the returned value to decide what you got from me". In the SO point of view, does this decleration of "possible" types makes my contract less ...Show All

• Congi Design pattern for interactive communications between users

  We have a need for two users to communicate interactively over a VPN connection through a DMZ. We are considering a smart client (internet side) talking to a web server (in the DMZ) talking to a smart client (within our network). Wondered if anyone knew of a design pattern (or any other solution) to this problem. Sorry for the delay in response. The issue with scalability is going to come down to ...Show All