Weekly summary #7
Reading Time: 2 minutes Summary of the seventh week of my #SeniorDevRevamp project. Overall summary AWS Dev Associate certification preparation has reached its peak phase. This week I have done two mock exams, with three more to go. I have dedicated some quality time to reading and watching materials about specific AWS concepts. Frankly speaking, I experience typical Krugger-Dunning
Back to basics #3 – IP
Reading Time: 4 minutes Today we will continue our short review of TCP/IP basics. In the previous article I have just scratched the surface. Today, let’s concentrate on some deeper concepts. All hail IP&CIDR! What are you doing exactly IP? To start with – below I am posting again the layered model of the networking stack (thank you Wikipedia).
Back to basics #2 – TCP/IP 101
Reading Time: 3 minutes Recently, as I was preparing for AWS certifications, all kinds of networking concepts seemed to pop out everywhere. I was afraid to open the fridge. I was worried that some kind of VPC configuration and routing table will jump right at me 😉 Building on that let’s dive into the very basics of what this
Weekly summary #6
Reading Time: 2 minutes Summary of the sixth week of my #SeniorDevRevamp project. Overall summary AWS Dev Associate certification preparation is somehow over. I have finished the course on UDEMY! Bravo me! The plan right now is to concentrate on the wrapping-up, going through mock exams and reading additional content (like whitepapers). Still a lot of work ahead, but
“Mastering API architecture” book review
Reading Time: 2 minutes Some time ago a blog post titled “Being glue” by Tanya Reilly caused some ripples in the IT industry. For some reason I remembered it when reading “Mastering API Architecture” by Gough, Bryant and Auburn. “Glue work” is the work that is something, that senior devs and upper ranks should do all the time. It’s the work, that must be done, but
Weekly summary #5
Reading Time: 2 minutes Summary of the fifth week’s of my #SeniorDevRevamp project. AWS on fire! Overall summary AWS Dev Associate certification exam hit me hard last week. The course on UDEMY is over 30 hours long, and that shows. In the second part of the week I had to pause the course for a couple of days. The
Back to basics #1 – Big O notation
Reading Time: 3 minutes I am going to start the “Back to basics” series with something really basic – Big O notation. I know, I know, quite simple, even trivial, but it’s good to go back to the real basics once in a while. Without further ado – let’s go! What’s the Big O? In short – Big O notation – is a way