A few years back I was doing some reading about file systems. I was interested in how ZFS and BTRFS hash every sector of the disk in order to detect data corruption. I think of it as a file integrity monitor but at a lower level in the system. Most of the time these filesystems Continue Reading »
I had been studying up on blockchains when I started thinking about time locks on bank vaults and safes. I thought to myself how could one make a digital time lock that could not be hacked just by changing the time? Then over the next few hours I came up with what I think is Continue Reading »
Years ago I wrote a simple random quote script in PHP to put on a website. I ran across it the other day and I thought I would share it with the world. All you have to do is add or remove quotes from the PHP array to edit it. The tricky part is to Continue Reading »
Casey Muratori, the creator of Handmade Hero, shows that there are at least 30 million lines of code between a program you write and the hardware the code is running on. Because of things like the OS, drivers and other abstractions we are stuck with a giant bloated mass underneath absolutely everything we do. Then Continue Reading »
I recently started adding Google’s reCAPTCHA to my sites. So far it has worked out very well! Until reCAPTCHA fighting spam seemed to be a never-ending war. Anyone who has used the internet has encountered it and anyone who runs any kind of internet service or website have loathed it. Not only will spam ruin Continue Reading »
