The Meditative Coder

I am in awe of the results of the Event Horizon Telescope team in their image of M87* , the supermassive black hole at the center of a dist...

I happened on this today.  The article is narrowly-focused on Linux kernel work, but in my mind it helps to clarify a lot of "volatile...

This post is a little late in coming as I made the change earlier this year. I used to use a hosting service, suso.com ,  for my main webs...

The scanf() family of functions ( man page ) are used to parse ascii input into fields and convert those fields into desired data types.  I...

A Slashdot post led me to some good pages related to C safety. https://outflux.net/slides/2018/lss/danger.pdf  - slides from a presentati...

Here's a fragment of code that I recently wrote.  See anything wrong with it? #define VOL(_var, _type) (*(volatile _type *)&(_var)...

I got an unsolicited sales inquiry from a major company the other day.  Each day, 10 to 20 junk emails make it through our spam filter.  Usu...

Once again, the mighty Dave Zabel (of two different fames) has found another Multicast-related bug, this time in Solaris.  I think that re...

Good for you!  You're taking the advice of experts and clicking "Generate Password", resulting in 10 characters of gibberish. ...

I got to thinking about passwords again today. I wrote my own program to produce XKCD-style passwords from a list of 2126 common words, ...

Never too old to learn.  :-) There are lots of multicast example programs out there, so I won't try to compete with them.  But I did r...

I'm not a security researcher, and I don't follow the subject very closely.  But here is an interesting read by the person who slowe...

I got a phishing email.  So what?  I get lots of phishing emails.  Why blog about this one? Well, it's at least a *little* differen...

UPDATE: after upgrading the IOS our "MDF" switch, this problem went away.  None of my readers (all 2 of them?) have reported seei...

Found a nice blog post that talks about tuning the Linux network stack: http://blog.packagecloud.io/eng/2016/06/22/monitoring-tuning-linux...