Recent content on Holloway Blog
Where We Left Off 
 Over the last several months I have been busy with full-time courses, part-time work, and very little hands on programming. Fortunately, I found some time to get back to diving into code and revising my web server . 
 As discussed in my last post , the original version of the web server was crude. Even after the improvements described in that post, the server spawned a…
Back to Programming 
 Reviewing my last post I was depressed to see that it had been released almost a year ago. I was so enthusiastic when I started this blog in the beginning of 2025, proud to show off what I had learned and what I had done. Plus by explaining it helped me understand the ideas that I was playing around with. Unfortunately 2025 was a busy year for me and I had to put the…
Learning the Basic of Kernel Modules 
 I have wanted to write a kernel module for some time in hopes of expanding my understanding of computer systems. In addition to my full time job and my evening classes, I am still working on studying the CMU course CS 213 and its assignments . However, I wanted to take a break from that and do something a bit more hands on. 
 Because I am limited in…
The Goal 
 Today I had a simple problem that ended up teaching me a lot: connecting a printer to my computer. 
 I needed to connect a Nelko PL70E-BT to my computer to print shipping labels. Unfortunately I am using FreeBSD as an operating system and Nelko does not offer a driver for the system, only driver packages for Windows, MacOS, and Linux. 
 The Attempt 
 Fortunately, Unix &…

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 Learning About Systems 
 In recent months, I have found myself wanting to learn more about computer systems, starting with the basics of how a processor operates to the higher-level abstractions of operating systems. This fall, I pursued an evening course in Computer Architecture from a local university, and unfortunately, it left a lot to be desired. I found that the course…
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