Author Archive

Why “Agile” and especially Scrum are terrible | Michael O. Church

https://michaelochurch.wordpress.com/2015/06/06/why-agile-and-especially-scrum-are-terrible/ Agility is a good thing, no doubt, and the Agile Manifestoisn’t unreasonable. Compared to a straw-man practice called “Waterfall”, Agile is notably superior.  This article argues that much of Agile as-practiced is deeply harmful. The writer don’t really think that the Agile/Waterfall dichotomy is useful in the first place. Writer has seen a variety of Agile,

Probing Ethernet cable with an oscilloscope

This article talks about measuring 10 Mbit/s (10Base-T) and 100 Mbit/s (100Base-TX) twisted pair Ethernet signals. Those standards use two wire pairs for the communications and use differential signaling. Differential signaling is a method for electrically transmitting information using two complementary signals. The technique sends the same electrical signal as a differential pair of signals,

Reverse Engineering Hardware of Embedded Devices

http://blog.sec-consult.com/2017/07/reverse-engineering-hardware.html?m=1 Nowadays, we are living in a world dominated by embedded systems. Everyone can be spied on through various channels. Routers, IP-cameras, phones, and other embedded devices are affected by security vulnerabilities and are therefore easily hack-able.  This article covers some basic hardware reverse engineering techniques on PCB-level, which are applicable to any electronic embedded

Intel Takes a Step Back In The Internet-of-things

https://www.open-electronics.org/intel-takes-a-step-back-in-the-internet-of-things/ A few weeks ago,  Intel has quietly discontinued its three SBC boards, the Joule, Edison and Galileo. These pretty much represented the presence of x86 chips in the IoT market. SBCs are perfect for the IoT space. So, why would Intel kill off its SBC boards? It could be read as an admittance that its IoT strategy has not

How Google Turned Open Source Into A Key Differentiator For Its Cloud Platform

https://www.forbes.com/sites/janakirammsv/2017/07/09/how-google-turned-open-source-into-a-key-differentiator-for-its-cloud-platform/#55587878646f Open source software has come of its age. Today it’s impossible to think of a platform company that doesn’t have an open source strategy. Even Microsoft – a company that once compared open source to cancer – has embraced it fully.  Of course, we have companies like CloudBees, Red Hat and Docker that built

How to install PHP 7.x as PHP-FPM & FastCGI for ISPConfig 3.1 with apt on Debian 8 and 9

https://www.howtoforge.com/tutorial/how-to-install-php-7-for-ispconfig-3-from-debian-packages-on-debian-8-and-9/?lipi=urn%3Ali%3Apage%3Ad_flagship3_feed%3B%2FwhvEjEgRhisaaV5VB6iug%3D%3D available now. PHP 7.1 is the next generation of the PHP programming language, it is up to 2 times faster than PHP 5.6 and 14 times faster than PHP 5.0 according to the release notes. The new PHP version is not 100% compatible with PHP 5.x as some deprecated API’s have been removed.