If you want to restrict creation of transports (and their release to further systems) based on rules applied on a transport description, you can use method described in this example. Continue reading
ABAP – Check transport request
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WebDynpro 4 ABAP – Open Excel sheet from DMS
In this article I’ll show you how to retrieve an Excel sheet from SAP DMS (Document management System) where it is stored as “original” in a Document container. Continue reading
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ABAP – NO-BREAK space (U+00A0)
This is just a note that you should be aware of using different kind of space character.
The classical space – you can type it by pressing spacebar – has unicode number U+0020.
The NO-BREAK space character is different – you can type it by pressing ALT+255 – this character will look the same like normal space but in unicode it will have number U+00A0. Continue reading
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ABAP – List of all colors available in WebDynpro
This is a demo webdynpro application to show you a list of all available colors you can use in your WebDynpros.
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ABAP – Using dynamic variables in program selection screen variants
I believe you once had to solve a requirement (if not, you’ll definitely receive one in future) where you had to design a SELECTION-SCREEN parameters which value has to be dynamically updated according to results of the program – eg. last processed IDOC number, Purchase/Sales Order number or just the last date when the report was executed. Continue reading
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ABAP – CALL TRANSFORMATION to and from Excel using XLST
This article is here to show you how to export data from ABAP internal table to XML accepted by MS Excel using XSLT transformation. In second part I’ll show the backwards transformation – Excel to ABAP internal table.
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Java – ANT script to build a project and sign the output archive
The ANT Script described in this article demonstrates how to build and compile a Java project, put it into signle JAR file and finally sign it using self-signed certificate. Continue reading
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Design Patterns in ABAP – Observer
Observer design pattern can be easily demonstrated on a chat service where you have a server and several clients (observers). Once a client sends a message, server receives it and RAISES an EVENT (eg NEW_MESSAGE_RECEIVED) which is OBSERVED by all connected clients (observers) and such message is subsequently displayed in message dialog on all clients. Continue reading
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Design Patterns in ABAP – Adapter
Adapter design pattern provides unique INTERFACE to the outside world for different functionality encapsulated in separate implementations. Continue reading
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ABAP – ITAB and CLEAR vs REFRESH vs FREE
I experienced lot of confusion when I faced internal tables with header lines during my professional life. Therefore I strongly advice NOT to use internal tables with header lines. But they are heavily used in older programs so it’s good to know what is the difference between how to clear the header line and how to clear the itab contents and how it is different from internal tables WITHOUT header line. Continue reading
