ABrandão.com ← personal blog of code , opinions, adventures & occasional reviews

First time River Kayak Camping 3-days / 2 nights …. Lessons Learned 1

May

3

2023

Our trip adventure Back in September of 2021 a group of friends an I went Kayak Camping on the Susquehanna River in the Harrisburg , PA area, our trip Friday-through Sunday was a 3 day, 2 night adventure out on the river. Kayak camping is a great way to see the world , depending on ...

Best video summary of how ChatGPT / LLM work

May

1

2023

If you search the web you’ll find lots of summaries about how ChatGPT and in general , however there’s an excellent Youtube video from ByteByte Go Channel linked below that does an excellent easy to understand light technical overview of how ChatGPT (and most other Large Language Models) work.

simple script to watch for file changes on Linux

Mar

22

2023

Its a pretty common exercise in Linux/Unix shell programming to monitor a particular folder for file changes, typically the addiiton or change of a file. There’s a variety fo ways to do it , the more common approach is to use. In Linux, we can use the inotify interface to monitor a directory or a file. We do this ...

Best modern 2023 HTML (free) website templates and designs 4

Mar

19

2023

Designing a modern (responsive) HTML web page is not a trivial task, not only do you need to have a good sense of design and an artistic flare, but there’s a wide assortment of technical items (fonts, css styling, javascript components, etc.) that need to be implemented to meet your or your clients demand for ...

How to Rsync between two folders automatically on file changes 2

Mar

13

2023

A common usage of rsync is to copy files from one location to another, rsync is the successor of scp command . However, there are some advantages that rsync has over scp: Incremental transfer: rsync can transfer only the differences between two files, which makes it faster and more efficient than scp. This is particularly ...

Linux , 3 ways to keep long running processes in background

Mar

5

2023

In Linux, there are several ways to keep a long running process running in the background. Here are a few common methods: Using & to run the command in the background: You can run a command in the background by appending an ampersand (&) to the end of the command. For example, to run a process called myprogram in ...

a week in beautiful O’ahu , Hawa’ii 2

Feb

22

2023

Waikiki Bay in Honolulu,, in front of the statue of the father of Hawaiian Surf culture, Olympian Duke Kahanamoku Aloha, readers! Christine and I recently (Back in earlier December 2022) had the opportunity to explore the beautiful island of Oahu in Hawaii, and we had an amazing time. This was our second trip to the ...

Create ssh-copy-id script for Windows

Feb

21

2023

Those of us who use linux with keyless logins and ssh , usually find the utility ssh-copy-id as a convenient way to copy the ssh ke into the authorized keys files of the destination server. This works great on Linux systems, but windows (and also Mac) don’t have a native version fo ssh-copy-id, of course ...

Creating a digital “death / afterlife” file , passing along your important information 1

Feb

6

2023

While many of us probably don’t think much of our demise (or incapacitation) , inevitably it will happen, what’s worse particularly for our loved ones is when it happens unexpectedly , and with so much of our modern life lived online , there’s often a bunch of accounts and files the hold important financial , ...

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