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Oracle External Procedures
It is possible to call O/S commands or third-party programs from within SQL or PL/SQL with external procedures. This guide describes how to build, install and use such an ExtProc and shows an exploit on how to grant yourself Oracle sysdba rights. Think of an ExtProc as an Oracle root kit.
Oracle server construction guide on Linux
Controlling the Bull in Software Development
It's nearly 35 years now that I have been in the software production and integration business and as an IT consultant, I have witnessed the inner workings of many types of businesses that claim to run their businesses with the aid of software and teams that do software development and integration into the business. I am still regularly surprised how so many businesses, including some of the most venerable banks and public organizations that are accountable to tax-payers, haphazardly fail to deliver functional software solutions that serve the business in this day and age, when we already have so much cumulative experience to learn from.
Converting 1000's of old version Office Files to PDF files
I was given a USB stick with 18,000 PowerPoint files with the .ppt extension dating from 2005, of which each document is a manually scanned page of sheet music. This was done by a diligent soul some years ago, who knew little about the pernicious ways in which the Big Tech Companies even back then operated to ensure that the data formats for digital artefacts regularly change in order to force users to constantly upgrade their expensive software. No surprise then that files produced by the version of PowerPoint back in 2005 is not recognised by the more recent versions of PowerPoint. So all this hard work appears to be entirely useless. Or is it?
Read more: Converting 1000's of old version Office Files to PDF files
Cool One-Liners in BASH
Check this out! Impress girls with your BASH skills. Be the coolest kid on the block. Get invited to all the parties. Get everyone to buy you beer, etc...
Here are some cool tricks to use in BASH.
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