[Vivian Voss (.net)]
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26/09/14
⇒ The Firewall I Never Had to Relearn
A complete home router in twenty-three lines, in a grammar I learned once and have been writing for twenty years. The bill for that arrangement has never arrived. Unix Universe.
26/09/15
⇒ What Was Already Watching
The standard answer to brute force costs a hundred megabytes of interpreter and twenty-seven regular expressions, to work out something the daemon already knew. There are three other answers, and two of them were running before I installed anything. The Bench Marker.
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26/09/21
⇒ The udev Rule That Runs as Root
Six actions make up the entire rule language that decides what my machines show in /dev, and not one of them can execute anything. The other answer to the same problem grew a technique number in the ATT&CK catalogue. Unix Universe.
26/09/23
⇒ The Two Dollars Between dma and the Inbox
A 67-kilobyte program in the base system will send your mail. The invoice is for the part where somebody agrees to accept it. Lean Software.
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26/09/29
⇒ What FreeBSD Charges at the Boundary
A system call on this machine costs fifty-two nanoseconds. The same call in a Linux guest on the very same processor costs eight hundred and sixteen. Neither number is about the kernel type, and that is the finding. The Bench Marker.
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26/09/30
⇒ The Forty-Four Switches on ls
The standard asks ls for 26 switches. This machine gives it 44, and the GNU tree gives it 60. Every single one of them had a reason. Lean Software.
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