Story Category: Conference Topics

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Delphi: TInvokableClassRegistryHelper.GetInterfaceNamespace as the opposite of TInvokableClassRegistry.RegisterInterface

jpluimers jpluimers A while ago, I needed the opposite of InvRegistry.RegisterInterface(TypeInfo(MySoapInterfacePortType, ‘urn:myURN’, ‘utf-8’);, so instead of registering an interface with a namespace URN, obtain the URN by passing the interface inverting [WayBack] TInvokableClassRegistry.RegisterInterface. This is the class… … Read more 5 years ago in Conference Topics, Conferences, Delphi, Development, Event, SOAP/WebServices, Software Development 0

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FreePascal downloads I used to get Web Service Toolkit to compile since the Delphi WSDL importer has braindead include support

jpluimers jpluimers The Delphi WSDL importer maintenance has been in dormant mode for a long while, which means it still barfs on WSDL include directives. In the day and age of REST and gRPC, I don’t think… … Read more 5 years ago in Conference Topics, Conferences, Delphi, Development, Event, Software Development 0

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Spring4D – Shared, Weak references

jpluimers jpluimers In addition to Shared/IShared, there is also Weak/IWeakReference in Spring.pas; these blog post explain more about them: Shared/IShared (search for {$REGION ‘Shared smart pointer’} at the current repository): [WayBack] Delphi sorcery: Smart pointers in Delphi Weak/IWeakReference (search for… … Read more 5 years ago in Conference Topics, Conferences, Delphi, Development, Event, Software Development 0

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Delphi unit aliases: multiple ones can point to the same unit

jpluimers jpluimers A while ago, I had to figure out how to get some GExperts stuff cross-compile to older Delphi versions, because of UITypes usage that is not available in Delphi XE and lower (but much of… … Read more 5 years ago in Conference Topics, Conferences, Delphi, Development, Event, GExperts, Software Development 0

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Delphi Exception handling code review reminders

jpluimers jpluimers I bumped into [WayBack]When an exception is nil in the exception handler – twm’s blog for some legacy code a while ago. Some code review reminders: raise Exception( is always wrong: no exception instance is created Exception.Create( without… … Read more 5 years ago in Conference Topics, Conferences, Delphi, Development, Event, Software Development 0

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Why the compiler generates a `”E2018 Record, object or class type required”` on typed types…

jpluimers jpluimers From [WayBack] Why would the compiler generate a “E2018 Record, object or class type required” helper when I use a ToUpperInvariant (or any TStringsHelper call) on t… – Jeroen Wiert Pluimers – Google+: Why would… … Read more 5 years ago in Conference Topics, Conferences, Delphi, Development, Event, Software Development 0

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Working around [Fatal error] F2084 Internal errors like AV101E53EB-R0000000C-0

jpluimers jpluimers A few notes from my response to [WayBack] [Fatal error] F2084 Internal error : AV101E53EB-R0000000C-0 I’m getting this when trying to do some code completion. Any idea ? – Stéphane Wierzbicki – Google+: This compiler… … Read more 5 years ago in Conference Topics, Conferences, Delphi, Development, Event, F2084, Software Development 0