Thanos
@thanos-in-matrix.bsky.social
🐛I know nothing🦋
🐸Notes and thoughts 🌿
🐸Notes and thoughts 🌿
August 3, 2025 at 5:06 AM
The certificate chain must start with the sender's certificate (server/client cert). Each subsequent certificate must directly certify the one preceding it.
Server/Client Certificate → Intermediate CA(s) → Root CA ( omitted if it's part of the trust store)
datatracker.ietf.org/doc/html/rfc...
Server/Client Certificate → Intermediate CA(s) → Root CA ( omitted if it's part of the trust store)
datatracker.ietf.org/doc/html/rfc...
May 30, 2025 at 3:00 PM
The certificate chain must start with the sender's certificate (server/client cert). Each subsequent certificate must directly certify the one preceding it.
Server/Client Certificate → Intermediate CA(s) → Root CA ( omitted if it's part of the trust store)
datatracker.ietf.org/doc/html/rfc...
Server/Client Certificate → Intermediate CA(s) → Root CA ( omitted if it's part of the trust store)
datatracker.ietf.org/doc/html/rfc...
After a database migration, check that hardware utilization stay within reasonable limits. Watch for spikes or high average CPU — could mean you forgot an index. Assuming an SQL DB, and proper alerting for resource utilization!
April 17, 2025 at 8:25 AM
After a database migration, check that hardware utilization stay within reasonable limits. Watch for spikes or high average CPU — could mean you forgot an index. Assuming an SQL DB, and proper alerting for resource utilization!
“The fellow-pupil can help more than the master because he knows less. The difficulty we want him to explain is one he has recently met. The expert met it so long ago he has forgotten.” C. S. Lewis.
April 14, 2025 at 6:48 AM
“The fellow-pupil can help more than the master because he knows less. The difficulty we want him to explain is one he has recently met. The expert met it so long ago he has forgotten.” C. S. Lewis.
Self-organisation is always there.
Architecture is the boundary around it and the path that directs self-organisation towards a goal.
Architecture is the boundary around it and the path that directs self-organisation towards a goal.
April 4, 2025 at 12:57 PM
Self-organisation is always there.
Architecture is the boundary around it and the path that directs self-organisation towards a goal.
Architecture is the boundary around it and the path that directs self-organisation towards a goal.
Equivalently, architecture is the absence of self organisation.
April 4, 2025 at 12:57 PM
Equivalently, architecture is the absence of self organisation.
We reach autonomy when our work — our actions — is aligned with our values. That’s when magic happens!
April 4, 2025 at 11:58 AM
We reach autonomy when our work — our actions — is aligned with our values. That’s when magic happens!
"Batch size reduction can enable us to shorten cycle time, often by an order of magnitude or more, without changing capacity or utilization."
April 4, 2025 at 9:08 AM
"Batch size reduction can enable us to shorten cycle time, often by an order of magnitude or more, without changing capacity or utilization."
There’s magic in learning new skills, but automation has made us complacent. It’s a fine line between preserving human expertise and delivering value through automation.
April 4, 2025 at 8:06 AM
There’s magic in learning new skills, but automation has made us complacent. It’s a fine line between preserving human expertise and delivering value through automation.
Human touch and attention are scarce; AI attention is better than nothing.
April 4, 2025 at 8:06 AM
Human touch and attention are scarce; AI attention is better than nothing.
Generalists are amplified with AI.
M-shaped people, with multi-domain skills, can transcend ideas between them.
M-shaped people, with multi-domain skills, can transcend ideas between them.
April 4, 2025 at 8:06 AM
Generalists are amplified with AI.
M-shaped people, with multi-domain skills, can transcend ideas between them.
M-shaped people, with multi-domain skills, can transcend ideas between them.
And finally, provide context!
April 3, 2025 at 3:03 PM
And finally, provide context!
Take color blindness into account; 4.5% of the world population has color deficiency.
April 3, 2025 at 3:03 PM
Take color blindness into account; 4.5% of the world population has color deficiency.
As with writing, different audiences need different levels of detail and different types of diagrams.
April 3, 2025 at 3:03 PM
As with writing, different audiences need different levels of detail and different types of diagrams.
It’s all about steering — then estimates become unnecessary.
April 3, 2025 at 2:07 PM
It’s all about steering — then estimates become unnecessary.
Estimates help us make decisions. We make guesses to decide. Flipping a coin does the same!
But what about making GOOD decisions?
But what about making GOOD decisions?
April 3, 2025 at 2:07 PM
Estimates help us make decisions. We make guesses to decide. Flipping a coin does the same!
But what about making GOOD decisions?
But what about making GOOD decisions?
An estimate is a guess.
April 3, 2025 at 2:07 PM
An estimate is a guess.
Do you feel overjoyed when asking for estimates?
Do you feel unhappy when asked for one?
We should question whether they provide value and to whom.
Do you feel unhappy when asked for one?
We should question whether they provide value and to whom.
April 3, 2025 at 2:07 PM
Do you feel overjoyed when asking for estimates?
Do you feel unhappy when asked for one?
We should question whether they provide value and to whom.
Do you feel unhappy when asked for one?
We should question whether they provide value and to whom.
We should do retros consistently. It’s about all of us reflecting together.
April 3, 2025 at 1:07 PM
We should do retros consistently. It’s about all of us reflecting together.