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Use & in SAPSript texts

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Let’s say you want to show an url in a SAPScript layout. You place the url in a SAPSCript text and assume everything will work fine. Because most times everything does work fine. It’s just that sometimes…

Clean data declarations

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While writing code, you should always keep present how easy it will be to maintain. This is particularly important in data declarations. And so easy to do right.

Let go of SE24

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In SE24 the class code is partially hidden from the programmer behind a GUI. This is apparently convenient but ultimately limitative.

I finally got rid of prefixes

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It took me a long time but I finally got rid of the damn prefixes.

Don't MESH with ABAP

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ABAP 7.4 brought a lot of lauded novelties. Of all of them, the one less talked about is MESH. Let’s analyse it and see how unfair that has been.

Use Python to rewrite ABAP code

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When you need to make mass changes to ABAP code, the SAPGui IDE isn’t of much help. Eclipse ADT is better, especially if you just want to rename stuff. But there are lots of changes which you won’t be able to automate there. Namely, changes that most be done hundreds of times and which cannot be done with a simple find and replace. In these cases you probably end up changing everything manually. But it doesn’t have to be that way.

SELECT FOR UPDATE

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When you’re going to modify existing records of a database table it is common to first SELECT them to see how they are and only then UPDATE them with what they will be.

Table with all development keys

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When I get to a new project the system administrator generates a development key for each development system assigned to our SAP username. Usually it’s sent to me by e-mail. Usually I lose track of it.

Easily modify internal table record

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The new way to get data from internal tables is also the new way to put data into internal tables.

IF branches should be small

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Picture yourself as a monkey hanging from a tree branch. You want to jump to another branch but it’s so far away that you cannot see it. If you jump you’ll probably fall to the ground. That’s bad.

We manually implemented 1000 SAP notes

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In the last years of the previous century, an SAP project manager stubbornly opposed to upgrading the SAP system. Instead, he decided that all the SAP notes belonging to that upgrade were to be manually implemented. All 1000 of them.

Podcast Sem especificação

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This Tuesday I was invited by Renan Correa to participate in his podcast “Sem especificação”.

Trotting debugger

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There are many excuses not to use the new functional syntax of ABAP 7.4. One is complaining that it’s impossible to debug.

But it is not.

Escape from hackers

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Data entered by the user is one of the main vulnerabilities of a programme.

Can your users hack your SQL?

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Are you sure your SQL is bulletproof?