Scott Hollows – One Line At A Time

Scott Hollows – One Line At A Time

Technical tips for Oracle and Delphi

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  • Using a reserved word as an identifier (variable name, class name etc) in Delphi

    AKA Silly Delphi Party Tricks #1 Is it possible to use a reserved word as an identifier ? For example – I want to name my variable or class “BEGIN” because, ummm, well I dont know just because. Yes you can.  Simply prefix the the name with an ampersand “&” escape character like this var &begin : integer; // begin…

  • Conditional compilatation to detect VCL or FireMonkey in a Delphi Form

    This shows how to detect if your application is using FireMonkey (FMX) or VCL when using conditional compilation within a Delphi form unit. UPDATE – a better solution has been provided by a Rudy Velthuis.  I recommend to use that instead of my original post.  Ive provided examples based on his feedback.  Thanks Rudy

  • List of Delphi controls on a form – Tree hierarchy and flat list (FireMonkey)

    Get a list of all controls in your Delphi FireMonkey (FMX) form . Examples included a flat list and a hierarchical “tree” list

  • List of Delphi controls on a form – Tree hierarchy and flat list (VCL)

    Get a list of all controls in your Delphi VCL form Examples included a flat list and a hierarchical “tree” list

  • Change Delphi control values without change events firing (VCL and FMX)

    Change a Delphi field value without the change events firing (OnChange)

  • Using SELECT to create a range of numbers or duplicate rows – Oracle SQL

    This simple technique will show you how to write a SELECT statement that dynamically creates a number of rows.  It can be used to duplicate data or create a numbers on the fly, so the data looks like this. DATA 1 2 3 4 5

  • More Oracle and Delphi posts coming soon

    I just got started with this site Ill be putting out a post every week or so as I dig through my collection of source code. Drop by soon while I get stuck into creating more Delphi and Oracle posts About The Author The Usual Suspect – Scott Hollows – Oracle and Delphi software developer. Australian Delphi…

  • Converting Delphi Angles between Degrees, Radians and X/Y

    If you need to convert angles in Delphi between degrees (0 – 360), radians and X/Y coordinates you have come to the right place.  Ill show you how to do it in just one line of code, two if you count the USES entry

  • Open WebLoc files in Microsoft Windows with WinWebLoc free software

    Do you need to open *.WebLoc files in Microsoft Windows ? This will show you how using some free software that I developed called WinWebLoc

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Scott Hollows – One Line At A Time

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