PODCAST

Ask Udi Podcast – Udi Dahan – The Software Simplist

Udi Dahan

Enterprise Development Expert & SOA Specialist

technology software how-to

All Episodes

Ask Udi 1: Alternative Architectures & Preaching to...

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2013/06/28

As promised, the podcast is back. Download episode 1 here and then Subscribe to the feed. There were 16 questions submitted and a couple hundred votes for the various topics. I was able to cover the top two questions. Do you have a question you want to ask? Want to vote on which questions will […]

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The “Ask Udi” podcast is back

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2013/06/21

Given the overwhelming feedback to revive the “Ask Udi” podcast, how could I refuse. Please submit your questions over here or vote on questions that other people have asked. Even if you don’t have a specific question, please feel free to suggest a topic that you’d like me to rant about (CQRS for example). The […]

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Recording of my June 2013 Q&A at Skills Matter online

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2013/06/13

When I was in London last week teaching my 5-day course I gave an open Q&A on one of the evenings. The recording of that talk is now online here. It was interesting to see that while many people came to the Q&A, there weren’t a whole lot with questions. In any case, I was […]

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Uploaded some old “Ask Udi” podcasts

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2013/03/09

I’ve been able to track down the files for some of my old “Ask Udi” podcasts. I haven’t listened through them again, so it could be that some of the stuff in there is someone dated, and/or that my perspectives have changed, but there is probably some good stuff in there regardless. Enjoy: 060518ud01.mp3 060808ud01.mp3 […]

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[Podcast] REST + Messaging = Enterprise Solutions

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2008/03/16

In this podcast we revisit the topic of REST and how to make it work for process-centric enterprise systems. After describing the basic advantages and pitfalls of plain resource thinking, we’ll look at how mapping messaging concepts to resources provides solutions for transactional, multi-resource processing. Download Download via the Dr. Dobb’s site Or download […]

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[Podcast] Message Priority – You Aren’t Gonna Need It

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2008/01/30

In this podcast we’ll be discussing the issues around supporting different kinds of service-level agreements in an SOA, and how using message prioritization helps and hurts. We’ll also be looking at alternative solutions more distributed in nature,which make use of specific deployment and configuration schemes that result in a more robust system. Symon asks: Hi […]

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[Podcast] Message Ordering: Is it Cost Effective?

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2008/01/01

In this podcast we’ll be discussing the issues around multi-threaded processing of messages by a service, specifically that the processing of message received second may be finished before that of the first. This scenario tends to rear its ugly head at higher levels of load and is critical for correctness in high-scalability environments. Our long […]

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[Podcast] Migrating from N-Tier to SOA

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/12/05

In this podcast we’ll be discussing certain methodologies for migrating an architecture from N-Tier to SOA. We’ll see what parts can be used almost unchanged, and which N-Tier concepts have no place in this new, service-oriented world. Ketan asks: Hello Udi, I am Ketan, working as Analyst Programmer in India. I want some information regarding […]

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[Podcast] Versioning and SOA–There is no IDog2

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/11/09

In this podcast we’ll look at the issues around versioning and SOA and how the asynchronous nature of messaging obviates the need for previously accepted interface-based versioning practices. Jarrod asks: Hi Udi, I have some questions around versioning and SOA: Over the years I’ve been fairly adamant about the practice of versioning interfaces should a […]

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[Podcast] Durable Services with WCF, WF, and NServiceBus

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/10/23

In this podcast we’ll look at the issues around Durable Services, what makes them stateful or stateless, as well as how WCF and WF can be used to implement them. Finally, we’ll compare solutions based on .NET 3.5 and on NServiceBus–covering aspects such as transactions and persistent time-outs. Suresh asks: Hi Udi, I’ve been reading […]

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[Podcast] Thread-Safe Asynchronous Smart Clients

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/10/12

In this podcast we’ll look at various patterns involved in creating MVC-based Smart Clients which communicate using asynchronous messaging and how to avoid threading problems there. Neil asks: Hi Udi, We’re building a smart client application that uses WCF for full-duplex communications with our server. This is the asynchronous communication you talk about in your […]

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[Podcast] Domain Models, SOA, and The Single Version...

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/09/12

In this podcast we’ll try to describe some of the pitfalls of trying to split a domain model between multiple services, as well as how SOA side-steps the “single version of the truth” issue found in reporting. Rishi asks: Hi Udi, First of all, thanks for all the posts and info you share, it is […]

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[Podcast] Shared subscriptions between autonomous...

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/09/10

This week we’re discussing scenarios involving the use of multiple autonomous components handling the same event. We also get into the topics of component hosting as well as solution development structure. Our long-time listener Bill asks the following: Hi Udi, Thank you for your podcast clarifying the concept of autonomous components. It certainly cleared up […]

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[Podcast] Can We Do Away with Services and Just Leave...

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/08/11

This week we have a comment from a fellow SOA blogger, Jack van Hoof: ESB’s are a lot about messaging and therefore a better name might be “Enterprise Data Bus”. It’s the asynchronous messaging that needs such an infrastructure with persistency and mediation facilities. All the WS-* standards are about messaging as well, leveraging the […]

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[Podcast] Interview with Paul Preiss – IASA President...

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/08/08

In this podcast we talk to Paul Preiss, President and Founder of the International Association of Software Architects, about the field of IT Architecture, the value IASA brings to architects, vendors, and corporate IT, as well as the various training programs available including the free Skills Library–over 600 pages of articles written by architects for […]

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[Podcast] Using WCF for Entity and Activity Services...

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/07/17

This week we return to the topic of Entity, Activity, and Process services and compares their usages as top-level SOA elements and as implementation details of the application architecture inside a business service. And the question that this answers is: Hi Udi, We’ve been having some discussions about how to implement our latest project using […]

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[Podcast] Passing Data Between Layers in SOA...

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/07/12

This week we discuss the different options that are available for passing data between a client and a service, as well as common pitfalls around trying to use the same objects for both presentation to the user and persistence to the database. Download via the Dr. Dobb’s site. Or download directly here. And here’s the […]

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[Podcast] Ross Mason on ESBs and the Mule Project

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/06/30

In this podcast we talk to Ross Mason about the value Enterprise Service Buses (ESBs) provide over regular Enterprise Application Integration products and how Mule, a Java-based open-source ESB, makes ESBs easy to use. Download via the Dr. Dobb’s site Or download directly here. Additional References: OSGi MuleSource, the company supporting Mule Microsoft BizTalk Internet […]

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[Podcast] Sockets, Web Services, and Security

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/06/21

In this podcast we answer questions about the considerations of choosing various communications technology–from TCP and UDP sockets, to .NET Remoting, Web Services, and Windows Communication Foundation. Also, issues such as scalability and security are discussed in the context of company intranets. Download via the Dr. Dobb’s site. Or download directly here. Here’s the original […]

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[Podcast] Asynch Communication and the User Experience

Ask Udi Podcast – Udi Dahan – The Software Simplist ·

2007/06/21

In this podcast we answer questions about how web presentation layers can communicate asynchronously with services, Service Level Agreements with respect to asynchronous user interaction, and if using compiled DLLs for message schemas creates tight coupling. Download via the Dr. Dobbs’ site Or download directly here. And here’s the original question: Hi Udi, I thought […]

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Ask Udi Podcast – Udi Dahan – The Software Simplist

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