Testing character values to see if they are integer, decimal or character...
This set of examples show various methods to test for character, integer, and decimal values. The various test methods came from a discussion on the PEG and suggestions by members and myself.Typical...
View ArticleExample function to return various date formats. YYYYMMDD
In this example function you pass to it the format you want YYYYMMDD YYMMDD ISO etc. along with date and time delimiters you wish to use. This does use the NOW statement which is not in older...
View ArticleVideo on calling web services from the 4GL/ABL
I have a video up on amduus.com on how to call out to web services with example coding.The video can be seen at http://amduus.com/training/Using_bprowsdldoc.htmlDevelopment Tools Group
View ArticleHow to add a colored square in the titlebar through api
Sometimes it's neccessary to add a Caption in the titlebar to give extra information to the user of your application. The attached file does this, and makes sure the window got redrawn when windows...
View ArticleGUI OpenEdge Password Meter
A password meter written in ABL. It is database independent and uses the first connected database for the session. By default it has 2 levels of strength that can be easily checked for and/or required:...
View ArticleIntroduction to the parameter object
I'm reading Martin Fowler's refactoring and will work out some of his methods (which also apply to building new software) in this blog. Read this to get some background...
View ArticleNew Version of base64encode.p
Dries Feys was good enough to send out a new base64encode.p file over the peg. I am posting it here for further distribution (and use!)(Note: Some have said they have had problems with this.)ABL(4GL)...
View ArticleHaversine implementation in ABL
This is the Haversine formula translated into an ABL procedure. The Haversine formula is used for determining the Great-Circle distance in km between two latitude/longitude references.The formula is...
View ArticleMarginal Tiete - progress game
Greetings, I made this game to emulate Atari's Grand Prix. You can use this code to view how to use dynamic objects and other functions like includes, and methods.Running: 1. Extract all files, 2....
View ArticleUsing .net user control with 4GL (adm2) container
The sample shows how a .net user control can be used with an ADM2 container. There is no specific support for ADM2 otherwise (links, etc) but it should be quite possible to modify the window super-proc...
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