Category Archives: DataCenter

Hidden Oracle dependencies when running under #Docker on Fedora/CentOS/RedHat Linux

There are some hidden dependencies of running oracle database in a docker container under Fedora/CentOS/RedHat Linux. STEP 1: Kernel parameters Because the Oracle engine from the Docker container uses in fact the kernel of the host machine we cannot escape the need to set up some kernel parameters on the host. On the host machine… Read More »

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Linux: Save a pdf presentation to individual image slides

There is a very simple way to save a pdf presentation to individual jpeg images of the slides using convert.

where: – density 300 specifies the DPI used to read the pdf. – presentation_page_%04d.jpg is a name pattern for the saved images As a result if presentation has 20 slides we get image slides… Read More »

#DevOps the new hype at #DevTalks Cluj

It seems that now I have a name for what I have doing for the last 15 years 🙂 I attended a a DevTalks conference and the hype of the day was the DevOps idea. According to the wiki definition: DevOps (a clipped compound of “software DEVelopment” and “information technology OPerationS”) is a term used… Read More »