jpluimers Profile
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VOTESmall Delphi tricks: initialise out parameters in the caller when they are stored in local variables; a Run for TProc
jpluimers
Two small Delphi tricks: On out parameters When you have out parameters, and the caller passes local variables for them, remember that: the compiler then will not issue an “unitialised variable” warning any more because it… … Read more
4 years ago in Delphi, Development, Software Development
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Is this code safe? function Some(const Str : AnsiString); var arr : TBytes …
jpluimers
[WayBack] Is this code safe? function Some(const Str : AnsiString); var arr : TBytes absolute Str; begin fSomeMethodWithTBytesParam(arr); <- arr is properly c… – Jacek Laskowski – Google+ Such a seemingly simple question: Is this… … Read more
4 years ago in Delphi, Development, Software Development
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PlasticSCM memories
jpluimers
Spending most of your career as an independent contractor, you bump into a lot of toolchains. Part of those toolchains usually involved (and by now surely should involve) version control for both development and infrastructure… … Read more
4 years ago in Delphi, Development, PlasticSCM, Software Development, Source Code Management, Versioning
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How to debug Delphi JSON export stack-overflows: watch the fields and their circular references
jpluimers
Unlike Delphi RTL XML support which is property based, the JSON support is field based. By default, JSON uses all fields (no matter their protection level, so anything from strict private to published is taken into… … Read more
4 years ago in Conference Topics, Conferences, Delphi, Development, Event, Software Development
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If you control both caller and callee: do not “override” functions by introducing a function with the same name
jpluimers
Every now and then I see people “overriding” a function by introducing a function with the same name. Often this raises a lot of confusion, because the override will only work if you have the… … Read more
4 years ago in Delphi, Development, Software Development
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List Of Windows Messages – WineHQ Wiki
jpluimers
Easiest way to find which message # (decimal or hexadecimal) belongs to which message and vice versa: [WayBack] List Of Windows Messages – WineHQ Wiki. [WayBack] List of windows messages with their description WM_ –… … Read more
4 years ago in C++, Delphi, Development, Software Development
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Indy10, TIdSMTP, how to get protocol log?
jpluimers
Indy is great, but not well documented so: [WayBack] Indy10, TIdSMTP, how to get protocol log? I try to get log from SMTP communication, like this (copy from wiki): {code} S: 220 smtp.example.com ESMTP P…… … Read more
4 years ago in Communications Development, Delphi, Development, Indy, Internet protocol suite, SMTP, Software Development
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Spinettaro’s Blog: Delphi Flux application architecture
jpluimers
On my list of things to try: [WayBack] Spinettaro’s Blog: Delphi Flux application architecture. It is about a Delphi implementation of the Facebook Flux application architecture. Related: [WayBack] GitHub – spinettaro/delphi-flux-seed: Contribute to spinettaro/delphi-flux-seed development by… … Read more
4 years ago in Delphi, Development, JavaScript/ECMAScript, Scripting, Software Development, Systems Architecture, typescript
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System.SyncObjs.TLightweightSemaphore.Create: the AInitialCount parameter
jpluimers
Multi-threading is hard, knowing your primitives is important, but Embarcadero documentation is always far from complete, leading to [WayBack] System.SyncObjs.TLightweightSemaphore.Create: Please simply explain to me the parameters of this constructor, especially first, AInitialCount… – Jacek… … Read more
4 years ago in Delphi, Development, Multi-Threading / Concurrency, Software Development
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In Delphi, avoid having a TComponent descendant implement interfaces, unless you are prepared to handle your refcounting
jpluimers
Every now and then I see code, where a class descending from TComponent implements some interfaces, only interface references are used to the instances, and the expected behaviour is that the instances will free themselves when… … Read more
4 years ago in Conference Topics, Conferences, Delphi, Development, Event, Software Development
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Delphi TRegExOption: Where is description of roNotEmpty option? What does this option do? – Jacek Laskowski – Google+
jpluimers
I really dislike using regular expressions, mainly because every time I bump into code using them either: I cannot decipher them any more It is used for things not suites for (like parsing JSON or… … Read more
4 years ago in Delphi, Development, RegEx, Software Development
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How To Write Unmaintainable Code: Ensure a job for life ;-) by Roedy Green Canadian Mind Products
jpluimers
A great reference on how not to code still is How To Write Unmaintainable Code Ensure a job for life 😉 Roedy Green Canadian Mind Products I am still amazed when browsing through code, how many… … Read more
4 years ago in .NET, Delphi, Development, Software Development
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Delphi and SuperObject JSON support have a very different implementation
jpluimers
In the comments of [WayBack] Delphi and JSON Is there an overlay (eg in the form of a helper) for the JSON classes built into Delphi (System.JSON), which offered an interface simil… – Jacek Laskowski… … Read more
4 years ago in Delphi, Development, Software Development
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delphi “tproc” with “array of const” – Google Search
jpluimers
Reminder to self: remember which of the open source libraries have: a generic TProc<T> alike with an const values: array of const T parameter a generic TProc<T> alike with a const value: T parameter Google returned none that stuck:… … Read more
4 years ago in Delphi, Development, Software Development
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.NET: interfaces that inherit from multiple base interfaces
jpluimers
For my link archive: [WayBack] .net – interface inheriting multiple interfaces: how is this handled by a C# compiler? – Stack Overflow. [WayBack] New Delphi language feature: Multiple inheritance for interfaces in Delphi for .NET…. … Read more
4 years ago in .NET, C++, Delphi, Development, Software Development
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