por Miguel | Ago 13, 2018 | linux
Scenario of this document: At corporate level our users have laptops, depending on where they are Firefox should detect the proxy settings if: The user is using the laptop with an Ethernet cable (at the office) The user is using the laptop via Wi-Fi (at the office)...
por Miguel | Jul 5, 2018 | linux
When working with a Linux system being loaded through PXE / tftpboot / NFS in a device without hard disk it could happen that we need to understand or fix problems at boot time process, part of it is initramfs. The procedure to unpack an initrd.img is simple: # create...
por Miguel | Jun 22, 2018 | bash, linux
Today I’ve found a nice problem to solve in stack overflow. There was this guy claiming why unix utility grep didn’t parse this file in his Linux. Long story short the file was being somehow «recognized» as binary for grep, because it had four NUL values....
por Miguel | Jun 13, 2018 | php
I’ve been working in a little project to create HTML representations of certain processes / infrastructure in our company. Because I wanted to make something easy to maintain, I decided to create a unique configuration file with all the paths (variables) for...
por Miguel | Jun 12, 2018 | selenium
I’ve never used splinter or selenium before but I saw this question in stackoverflow and I felt like it was a chance to learn something new. The user of the question was trying to retreive the properties of a login textbox by using splinter and...
