Philip Tellis
@bluesmoon.info
Creator: boomerang.js ∘ Founder: LogNormal ∘ Organizer: Boston Web Perf & CAJUN ∘ Web Performance ∘ Real User Measurement ∘ Data Nerd ∘ Bread Baker ∘ Akamai ∘ W3C WebPerf WG ∘ Julia dev ∘ Conference speaker ∘ Full stack pancakes ∘ Unstacked developer
I tend to do `git commit --fixup` followed by `git rebase -i --auto-squash` so that every commit is clean in hindsight.
November 12, 2025 at 10:09 PM
I tend to do `git commit --fixup` followed by `git rebase -i --auto-squash` so that every commit is clean in hindsight.
I suppose if you're taking a double decker red bus on summer holiday...
November 12, 2025 at 2:20 PM
I suppose if you're taking a double decker red bus on summer holiday...
Is it a coincidence that the writer & executive producer is named Will Smith?
November 11, 2025 at 6:54 PM
Is it a coincidence that the writer & executive producer is named Will Smith?
My uncles who were COBOL and FORTRAN programmers in the 70s & 80s retired and became highly paid consultants in the late 90's to early 2010s.
November 10, 2025 at 10:15 PM
My uncles who were COBOL and FORTRAN programmers in the 70s & 80s retired and became highly paid consultants in the late 90's to early 2010s.
This is a good physics example of the difference between speed and velocity.
November 6, 2025 at 4:54 PM
This is a good physics example of the difference between speed and velocity.
Some of my notes on statistics for alerting: speakerdeck.com/bluesmoon/th...
The Statistics of Anomaly Detection
If you collect any kind of real-time data, you're probably interested getting alerted when this data goes out of whack, but setting static thresholds ha…
speakerdeck.com
November 6, 2025 at 4:48 PM
Some of my notes on statistics for alerting: speakerdeck.com/bluesmoon/th...
I've heard good things about it from others but haven't tried it. I tend to cycle between 6 languages over the course of a week. Also found this list of alternatives: ruhua-langblr.tumblr.com/post/7390860...
Duolingo Sucks, Now What?: A Guide
Now that the quality of Duolingo has fallen (even more) due to AI and people are more willing to make the jump here are just some alternative apps and what languages they have:
"I just want an...
ruhua-langblr.tumblr.com
November 6, 2025 at 4:44 PM
I've heard good things about it from others but haven't tried it. I tend to cycle between 6 languages over the course of a week. Also found this list of alternatives: ruhua-langblr.tumblr.com/post/7390860...
If you're taking about Python, I think I've seen `return await` in the docs.
October 30, 2025 at 3:44 AM
If you're taking about Python, I think I've seen `return await` in the docs.
Reposted by Philip Tellis
The alternative, if you don't want to keep the same images in both light and dark mode, can be to use feature queries in the element and render the image suitable for each mode. codepen.io/SaraSoueidan...
A video demonstrating the img in the Codepen change when I switch modes on macOS:
A video demonstrating the img in the Codepen change when I switch modes on macOS:
October 29, 2025 at 2:32 PM
The alternative, if you don't want to keep the same images in both light and dark mode, can be to use feature queries in the element and render the image suitable for each mode. codepen.io/SaraSoueidan...
A video demonstrating the img in the Codepen change when I switch modes on macOS:
A video demonstrating the img in the Codepen change when I switch modes on macOS:
And they told us to worry about Y2K...
October 22, 2025 at 2:46 PM
And they told us to worry about Y2K...
The logo is dark-blue-gray in color representing the symbols W3. The strokes of the W resemble two field hockey sticks attached at the top and pointing to the right while the number 3 is styled like the gujarati letter ઉ (short u) with the accent pointing to the left.
October 21, 2025 at 2:47 PM
The logo is dark-blue-gray in color representing the symbols W3. The strokes of the W resemble two field hockey sticks attached at the top and pointing to the right while the number 3 is styled like the gujarati letter ઉ (short u) with the accent pointing to the left.