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Universidad de Salamanca
Pablo Gallardo's Blog
My professional web log about IT, Cybersecurity & Project Management
 

How are amounts stored in SAP

There are some currencies (like the defunct pesetas or the Colombian peso) that can’t be divided into decimals, because there are no coins or notes of a value smaller than an unit. SAP stores how many decimals are used for each currency in its master tables. For example, two decimals are used for dollars, pounds […]

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How to create a Gantt chart in Excel 2007

Today I had to spend a several minutes just to find a proper tutorial about how to create a Gantt chart in Excel 2007 (most of them concerned only previous versions). When I found Microsoft’s official instructions, it turned out that they where incomplete and incorrect at some point. This video tutorial was the best […]

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How to get the transaction code of a program and vice versa in SAP

When an error has been detected in a SAP system, or you need to track how an error reported by a user has been triggered, it is very useful to know how to get the program linked to a transaction code and the other way round. This post is about how to perform both operations: […]

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How to install Citrix ICA Client on Ubuntu 8.10 (Intrepid Ibex)

About a year ago, I had to install a Citrix ICA Client to connect to a SAP system from my home laptop. I searched on the internet to find a simple tutorial to explain how to run it under Ubuntu, and fortunately I found this one. Some steps differed a little, and I found some […]

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How to create chrooted openSSH SFTP in Debian 4 (“etchy”)

Two years ago, I had a subject at university that consisted of developing our skills as Systems Administrator (its fullname was “Administración de sistemas informáticos“). The main task was to configure a minimal Debian GNU/Linux 4 (“etchy”) to work as a server for a webpage which provided internet services. One of the things to do […]

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How to play DVDs under Ubuntu 9.04 Jaunty Jackalope

I use the GNOME video player that is installed by default in Ubuntu 9.04 – Jaunty Jackalope. Its name is Totem, and it can be either based on GStreamer or xine. I am using GStreamer as this is the default configuration. Recently, I tried to watch a DVD on this player, but very soon I […]

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How to avoid Movistar phone to connect automatically to mobile networks (3G/GPM)

For my last birthday, I got a mobile phone Sony Ericsson W705 from Movistar. One of the features that catched my attention was the WiFi features. As soon as I started messing around with the phone, I connected it to my home wireless LAN and start using the internet applications. But a question arose very […]

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