progscrape: utcc.utoronto.ca

Why I write recursive descent parsers, despite their issues (2020)

12 days ago utcc.utoronto.ca parser

People still use our old-fashioned Unix login servers

5 days ago utcc.utoronto.ca historical unix

Getting decent error reports in Bash when you're using 'set -e'

12 days ago utcc.utoronto.ca bash

What is going on in Unix with errno's limited nature

32 days ago utcc.utoronto.ca

Checklists are hard, but still a good thing

15 days ago utcc.utoronto.ca

The "personal computer" model scales better than the "terminal" model

35 days ago utcc.utoronto.ca

Operating system kernels could return multiple values from system calls

31 days ago utcc.utoronto.ca

I feel open source has turned into two worlds

47 days ago utcc.utoronto.ca culture

Some bits on malloc(0) in C being allowed to return NULL

41 days ago utcc.utoronto.ca c

The X Window System didn't immediately have X terminals

43 days ago utcc.utoronto.ca

My idea of how a modern mailing service should work (2011)

2 months ago utcc.utoronto.ca email

Our Grafana and Loki installs have quietly become 'legacy software' here

2 months ago utcc.utoronto.ca devops

Linux kernel WireGuard can go 'fast' on decent hardware

48 days ago utcc.utoronto.ca kernel linux

Things are different between system and application monitoring

2 months ago utcc.utoronto.ca devops

Python argparse has a limitation on argument groups that makes me sad

54 days ago utcc.utoronto.ca python

A thought on JavaScript "proof of work" anti-scraper systems

2 months ago utcc.utoronto.ca devops javascript security

In POSIX, you can theoretically use inode zero

2 months ago utcc.utoronto.ca unix

The lack of a good command line way to sort IPv6 addresses

2 months ago utcc.utoronto.ca ipv6

Classical "Single user computers" were a flawed or at least limited idea

2 months ago utcc.utoronto.ca historical

Intel versus AMD is currently an emotional decision for me

2 months ago utcc.utoronto.ca amd intel

The length of file names in early Unix

2 months ago utcc.utoronto.ca

Let's Encrypt Drops "Client Authentication" (mTLS) from Its TLS Certificates

2 months ago utcc.utoronto.ca https tls

Mandatory short duration TLS certificates are probably coming soon

3 months ago utcc.utoronto.ca https security tls web

The order of files in /etc/ssh/sshd_config.d/ matters

4 months ago utcc.utoronto.ca devops security

Unix files have (at least) two sizes

3 months ago utcc.utoronto.ca

The appeal of serving your web pages with a single process

3 months ago utcc.utoronto.ca web

How I install personal versions of programs on Unix