May 2011
Intermediate to advanced
800 pages
39h 19m
German
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
R8.4 Das Datenbankverzeichnis ermitteln
Aufgabe
Sie brauchen einen Verweis auf das Verzeichnis, in welchem sich die aktuelle Datenbank befindet. Die CurDir()-Funktion ist zur Ermittlung des Pfades leider nicht geeignet.
Ein konkreter Anwendungsfall wäre das Zuweisen der Picture-Eigenschaft von Steuerelementen, da Sie im Quelltext nicht den kompletten Pfadnamen für die zur Laufzeit zu ladenden Bitmaps angeben möchten. Spätestens dann, wenn die Applikation auf einen anderen PC portiert werden soll, dürfte es aber Probleme geben, da dort die Pfadangaben nicht mehr stimmen.
Lösung
Als Lösung bietet sich die Eigenschaft Path des zum Application-Objekt gehörigen CurrentProject-Objekts an.
Oberfläche
Setzen Sie ein Bezeichnungsfeld und eine Befehlsschaltfläche ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.