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December 2019

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Delphi ^A syntax: Documented, implied, or undocumented? – Stack Overflow

The Wiert Corner – The syntax is documented. In the Turbo Pasal 3 documentation, i.e. the Z80 era. Source my answer to [WayBack] Delphi ^A syntax: Documented, implied, or undocumented? – Stack Overflow (I have added some WayBack Internet Archive links below) as it is from the Turbo Pascal era where the caret was ...
Details Favorite? Off-Topic? jpluimers @ 2019-12-12 06:04
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Exceptional Safety

The Wiert Corner – I think I tend to forget with [WayBack] Exceptional Safety is this: object destruction process must not cause or raise any unhandled exceptions or you will have memory leaks beyond your ability to fix them. Particulary, that means the BeforeDestruction method – and destructors themselves ...
Details Favorite? Off-Topic? jpluimers @ 2019-12-11 18:04
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Delphi/GDIPBitmap at master · tothpaul/Delphi · GitHub

The Wiert Corner – Next time I don’t need something like TPngImage any more: this little unit let you load any GDI+ supported graphic format (BMP, JPG, PNG or TIF) into a Delphi TBitmapit’s a TBitmap helper, so just add the unit to you’re project and call the method GDIPLoadFromStream Source: ...
Details Favorite? Off-Topic? jpluimers @ 2019-12-11 06:04
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The ARC vs non-ARC situation adds yet another layer of complexity to creating cross platform code…

The Wiert Corner – Interesting rant on the Delphi cross platform situation, for which this is a reminder to see how the current situation is after 2.5 years: [WayBack] The ARC vs non-ARC situation adds yet another layer of complexity to creating cross platform code. The Linux compiler uses ARC – while Windows ...
Details Favorite? Off-Topic? jpluimers @ 2019-12-10 18:04
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RAD Studio Custom Editor Sub-views – Dave’s Development Blog

The Wiert Corner – This is a reminder to myself to checkout [WayBack] RAD Studio Custom Editor Sub-views – Dave’s Development Blog and see if his [WayBack] Browse and Doc It plugin now supports the editor sub-views. He also has a great free tool for Delphi: [WayBack] IDE Explorer – Dave’s Development Blog ...
Details Favorite? Off-Topic? jpluimers @ 2019-12-05 12:04
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Since RAD Studio 10.2.2 introduced IDE theming, are there any guides…

The Wiert Corner – Reminder to self to check if documentation became available: [WayBack] Since RAD Studio 10.2.2 introduced IDE theming, are there any guides on supporting IDE theming for third-party plugins? (Light/Dark/Custom VCL Styles) – Baoquan Zuo – Google+ –jeroen
Details Favorite? Off-Topic? jpluimers @ 2019-12-04 12:04
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Thomas Mueller’s Open Source Projects

The Wiert Corner – Since Thomas has been moving projects to OSDN, he now keeps a list of which one is where at [WayBack] My Open Source Projects – twm’s blog via: [WayBack] List of my open source projects – twm’s blog [WayBack] Since I keep forgetting which project is hosted where, here is a list of ...
Details Favorite? Off-Topic? jpluimers @ 2019-12-03 18:04

November 2019

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delphi – Spring4D: Why is list of type TObjectList freed automatically after iteration? – Stack Overflow

The Wiert Corner – A nice question and even nicer answer at [WayBack] delphi – Why is list of type TObjectList freed automatically after iteration? – Stack Overflow. It comes down to the Spring4D collection classes expecting to be accessed using interface references because they descend from ...
Details Favorite? Off-Topic? jpluimers @ 2019-11-28 07:04
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Delphi: IOTASourceEditor uses UTF8, so conversions are needed to/from regular strings

The Wiert Corner – Some important points from [WayBack] Go straight to JAIL! DO NOT Pass GO! DO NOT Collect £200 – Dave’s Development Blog. The most important one is that the IOTASourceEditor (which is hardly documented in the docwiki) uses UTF8, so conversions are needed to/from regular strings. The other is ...
Details Favorite? Off-Topic? jpluimers @ 2019-11-27 12:04
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GitHub – NickRing/Delphi-Shortcut-Finder: Shows/find keyboard short-cuts have be assigned, that may be conflicting.

The Wiert Corner – Cool tool: [WayBack] GitHub – NickRing/Delphi-Shortcut-Finder: Shows/find keyboard short-cuts have be assigned, that may be conflicting. Via: [WayBack] I need some help from anyone who knows RTTI better than me. I’m writing an OTA tool to list all the actions or keybindings that are ...
Details Favorite? Off-Topic? jpluimers @ 2019-11-26 06:04
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Scopes and names can really be deceiving. A classes in a hierarchy can have members with identical names…

The Wiert Corner – Examples like the one below from [WayBack] Scopes and names can really be deceiving. A root class and a descendant class can both have public fields, properties and methods with the same name… – Lars Fosdal – Google+ used to be part of the “language day” during my 5 day ...
Details Favorite? Off-Topic? jpluimers @ 2019-11-21 06:04
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Any idea what exactly mean …licensed to test ??? My Delphi is…

The Wiert Corner – Your Delphi “licensed to” might be totally different from what it is actually licensed to. From [WayBack] Hello people, any idea what exactly mean …licensed to test ??? My Delphi is registered with a valid account, subscription, serial number and so on. – Dobrin Petkov ...
Details Favorite? Off-Topic? jpluimers @ 2019-11-20 18:04
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[Delphi] Delphi JSON Reformatter (text or html output) – Pastebin.com

The Wiert Corner – I might need this in the future from Delphi: [WayBack] [Delphi] Delphi JSON Reformatter (text or html output) – Pastebin.com Via [WayBack] I wrote a function to make JSON more readable, and naturally I wonder if I missed something crucial so that it eventually will break? There are ...
Details Favorite? Off-Topic? jpluimers @ 2019-11-19 18:04
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ÜberPDF printing using a Delphi like canvas

The Wiert Corner – For my link archive, as it has a lot of goodies in the comments, especially on how to avoid bitmaps in PDF emission: [WayBack] We took PDF to a whole new level today Load create, or editing a PDF in 2 lines of code using a simple Delphi (like) Canvas! We added a PDFPrinter and… – Joe C. ...
Details Favorite? Off-Topic? jpluimers @ 2019-11-15 18:04
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TTreeView: when HideSelection=True, use SetFocus() to update the current Selected state

The Wiert Corner – Reminder to self: corner case, but sometimes useful. [WayBack] EDIT: Answered. The TTreeView.HideSelection was set to TRUE, so you needed TTreeView.SetFocus() to reflect in the UI the current state of TTreeView.sele… – Vin Colgin – Google+ –jeroen
Details Favorite? Off-Topic? jpluimers @ 2019-11-14 06:04
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