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Carl Colglazier

@carl.cx
447 followers 314 following 389 posts

Learning more about the world using stats and texts. Computational social scientist studying decentralized social networks. PhD Candidate at Northwestern with @communitydata.science (ABD!) I post about: land use, Chicago, and #Rstats 🤓🏳️‍🌈🦞

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Carl Colglazier @carl.cx · 16/09/2025
Subversively using secret Slack commands.
Slackbot
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Carl Colglazier @carl.cx · 22/07/2025
John Snow's Cholera Map
Original map made by John Snow in 1854. Cholera cases are highlighted in black, showing the clusters of cholera cases (indicated by stacked rectangles) in the London epidemic of 1854. The map was created in order to better understand the pattern of cholera spread in the 1854 Broad Street cholera outbreak, which Snow would use as an example of how cholera spread via the fecal-oral route through water systems as opposed to the miasma theory of disease spread. The contaminated pump is located at the intersection of Broad Street and Cambridge Street (now Lexington Street), running into Little Windmill Street. The map marks an important part of the development of epidemiology as a field, and of disease mapping as a whole. [text from Wikipedia]
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Carl Colglazier @carl.cx · 22/07/2025
Charles Joseph Minard's map of Napoleon's Russian campaign
Charles Minard's 1869 chart showing the number of men in Napoleon’s 1812 Russian campaign army, their movements, as well as the temperature they encountered on the return path.
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Carl Colglazier @carl.cx · 14/07/2025
Made a little dashboard in #Quarto and #Shiny to track my job application process. github.com/CarlColglazi...
Dashboard titled “Job Search Dashboard” displays three charts on the left and an application form on the right.

Top-left chart: step line plot with Date (January–May) on the x-axis, Applications (0–100) on the y-axis, cumulative count reaching 100 by mid-May.

Top-center chart: heatmap with weekdays (Mon–Sun) on the y-axis, weekly intervals on the x-axis, color legend “Applications” ranging from 0 (white) to 10 (dark blue).

Bottom-left chart: Sankey diagram with a source node “Applications (100)” flowing to “Screener (57)”, “Interview (27)”, “Offered (11)”, “No Response (22)”, and “Rejected (21)”.

Right panel: text inputs for Company Name, Position, Link; a Status dropdown set to “Applied”; an Application Date field showing “2025-07-14”; and a “Submit Application” button.
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Carl Colglazier @carl.cx · 06/07/2025
I added a small section on my website homepage that displays a recent post from my Bluesky account. It's powered by a small program I wrote in #golang. github.com/CarlColglazi...
A screenshot of a part of my website with a heading "A Sample (N = 1) from my Bluesky Timeline" displaying a post "Is it time to finally learn vim keybindings?" with a timestamp and a link to view the post.
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Carl Colglazier @carl.cx · 01/07/2025
Top down image of a desk with keyboard, laptop, monitor, glass of water, headphones, notebook, and glasses.
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Carl Colglazier @carl.cx · 17/06/2025
GitHub is down and gaslighting me
Screenshot of GitHub.com status page showing operational status for various services. All services are marked "Normal" with green checkmarks except "Copilot," which is marked "Degraded" with a yellow warning icon. Services listed include Git Operations, API Requests, Pull Requests, Packages, Codespaces, Webhooks, Issues, Actions, and Pages.
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Carl Colglazier @carl.cx · 17/06/2025
This is how your email finds me
Vienna Beef poster for Chicago's Hot Dog, depicting a giant Chicago-style hot dog assembly on Navy Pier with the skyline in the background.
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Carl Colglazier @carl.cx · 15/06/2025
R package management vs. Python package management
Split paths meme where both options are bad
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Carl Colglazier @carl.cx · 13/06/2025
Squidward sadly watching Spongebob and Patrick through a window
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Carl Colglazier @carl.cx · 09/06/2025
#Quarto supports running SQL chunks directly through {DBI}! But does anyone know how to tell #Positron/#VSCode to "run cell" as with the Python/R chunks? #duckdb
Screenshot of a Quarto notebook showing two code chunks. The first is a SQL chunk labeled wiki-counts, which connects to a database using con, selects source_file and the count of rows per source file from the wikis table, groups by source_file, and orders by count in descending order. The second is an R chunk labeled with a timestamp (20250609-093831) that pipes the resulting wiki_count data frame into ggplot, mapping the log of count to the x-axis and displaying a histogram with geom_histogram().
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Carl Colglazier @carl.cx · 04/06/2025
We can make Mike Tauchman an all-star as a little treat
A side-by-side comparison of American League and National League All-Star player picks by position. The American League includes Guerrero (First Base), Holliday (Second Base), Bregman (Third Base), Witt (Shortstop), Judge, Mullins, and Bellinger (Outfield), Raleigh (Catcher), and Tauchman (Designated Hitter). The National League includes Freeman (First Base), Donovan (Second Base), Muncy (Third Base), Lindor (Shortstop), Wood, Tucker, and Crow-Armstrong (Outfield), Kelly (Catcher), and Ohtani (Designated Hitter). Team logos appear next to each player's name.
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Carl Colglazier @carl.cx · 04/06/2025
All that's old is new again. YouTube comments on a piece produced by David Cope's (RIP) "Experiments in Musical Intelligence". www.youtube.com/watch?v=CgG1...
If a real person composed this, would you buy it?  To me, it is a meaningless patchwork of beautiful phrases.  It is an insult to Beethoven, to say nothing of other renowned composers, to suggest that this even has an aesthetic.

My heart and mind are blown.  I never imagined I'd see a machine that could compose good music.  And the kind of music that I LIKE is a huge bonus.  This is so inspirational.  I can't even begin to understand how you'd setup a neural net to learn to program music on its own.  I'm a computer programmer, but still I am in awe.I listened to this piece with biased ears. If I was not aware about The origin of this piece I would have appreciated it whole heartedly. My human bias is not willing to accept that a music once associated with maestros only can be created by computer also. How are we going to idolize a computer the same way as Beethoven?
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Carl Colglazier @carl.cx · 30/05/2025
Don’t speak to me or my little free son ever again
The Glessner House in Chicago with a little free library modeled after it
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Carl Colglazier @carl.cx · 29/05/2025
Would love to see this website do Richard Prince discourse
A photograph of “Untitled (cowboy)” by Richard Prince — itself a rephotograph — on display at the Art Institute of Chicago
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Carl Colglazier @carl.cx · 29/05/2025
Still there
Picture of The Picasso in Chicago with Sears Tower in the background
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Carl Colglazier @carl.cx · 20/05/2025
New Jersey, I didn’t know your game
The Bishop House, an Italian Villa style mansionA mixed use development at Rutgers University with a statue of a knight in the foregroundA statue of William the SilentGate for Rutgers University
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Carl Colglazier @carl.cx · 16/05/2025
Look at all these funky boys you can write
Image of a keyboard with unicode keys when pressing "option" Image of a keyboard with unicode keys when pressing "option" and "shift"
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Carl Colglazier @carl.cx · 14/05/2025
Screenshot of my iPhone Home Screen
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Carl Colglazier @carl.cx · 13/05/2025
Trying something. Nice how you can just get public atproto data without authenticating. #Obsidian #ObsidianMD
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Carl Colglazier @carl.cx · 12/05/2025
good kid, m.A.A.d. city by Kendrick Lamar
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Carl Colglazier @carl.cx · 08/05/2025
It's PDS II
An image of the "PDS II" technology card from the game Twilight Imperium, 4th Edition
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Carl Colglazier @carl.cx · 08/05/2025
And here's the after
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Carl Colglazier @carl.cx · 08/05/2025
Came up with this little trick to stop that little white strip from showing up when you scroll in #Quarto #title-block-header:before { content: ""; width: 100vw; height: 100px; margin-top: -100px; background-color: $dark-bg; // your color } (video shows the before)
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Carl Colglazier @carl.cx · 06/05/2025
Fun to see Qwen3's stream of data if full of sequences like "hmm maybe this, oh wait not that's wrong" Relatable?
A terminal showing the output of a large language model:

Looking up Reveal.js documentation, I see that fragments are controlled via the `data-fragment` attribute, which
specifies the order. The `data-fragment-index` can be used to set the index. However, there's no built-in
attribute to make fragments visible from the start.

So, the solution might involve using JavaScript to trigger the fragment reveal when the slide is shown. For
example, using the `slidechanged` event to check if the current slide has fragments and then reveal them.

Another approach is to use the `fragment` class and CSS to make them visible. But then the fragments would be
visible by default, which might not be desired. However, if the user wants all fragments on a slide to be
visible from the start, that could work.

Wait, but the user might want some fragments to be visible and others not. So maybe using a combination of CSS
and data attributes. For example, adding a class to the fragment that makes it visible, and then using
JavaScript to trigger the reveal.

Alternatively, using the `data-fragment-visible` attribute. Wait, perhaps the user is referring to the
`data-fragment-visible` attribute, which I'm not sure about. Let me think again.

In Reveal.js, when you use the `fragment` class, the elements are hidden by default. To make them visible, you
can use the `data-fragment` attribute with a number, and then the reveal.js will show them in order. But if you
want them to be visible from the start, you can use the `data-fragment-visible` attribute, but I don't think
that's a standard attribute.

Wait, maybe the user is referring to the `data-fragment-step` attribute. No, that's not it.
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Carl Colglazier @carl.cx · 28/04/2025
"If you're explaining, you're losing" is a provocative and oft-quoted phrase often attributed to Ronald Reagan, but I really can't find any information about its history or origin (example of use in pic).
A tweet from Alexandria Ocasio-Cortez:

A lot of political ‘experts’ like to claim that “if you’re explaining, you’re losing,” but I’ve always thought that was misguided.

Sure - if your explanation is boring & bad then yeah, you’re losing.

But if it’s compelling and good, then the more you educate, the more you win.
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Carl Colglazier @carl.cx · 17/04/2025
The current openai model
The 3OH!3 hand thing
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Carl Colglazier @carl.cx · 07/04/2025
Mine is a YAML file
Screenshot of the education section of my resume, formatted as YAML
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Carl Colglazier @carl.cx · 07/04/2025
My final #NCAAWBB rankings for the 2024-2025 season.
Table ranking the top 25 women’s college basketball teams based on Mean Rank, Median Rank, Top Offense percentage, Top Defense percentage, and Win rate. The UConn Huskies rank first with a Mean Rank of 1.1, 94.35% Top Offense, 36.59% Top Defense, and 99.91% Wins. South Carolina Gamecocks follow with a Mean Rank of 2.3 and 99.51% Wins. The table includes teams like Texas, Notre Dame, UCLA, USC, and others, showing variations in offensive and defensive strengths and win percentages. Data shows UConn leading significantly in offensive and defensive metrics.
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Carl Colglazier @carl.cx · 05/04/2025
Now in the top 5K! Still one very important game to go...
Screenshot of my women's basketball bracket ranking at ESPN, where I am ranked 4,933 with a 99.9 percentile and 1510 points.
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Carl Colglazier @carl.cx · 01/04/2025
#NCAAWBB model run as we reach the Final Four. UConn are the favorites, but every team has a chance. #MarchMadness
Table with odds of making the finals and winning the championships. UConn is first followed by South Carolina, Texas, and UCLA.
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Carl Colglazier @carl.cx · 01/04/2025
bsky.app/profile/pfra...
"Does He Know?" meme
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Carl Colglazier @carl.cx · 01/04/2025
Went 4/4 on the Final Four with both my men's and women's brackets this year. Women's bracket currently ranked in the top 10K on ESPN! #NCAAWBB #MarchMadness
A screenshot of my standings for my bracket named "Carl's Bracket" on ESPN. It has a rank of 8,835, a PCT of 99.8% and 1190 PTS. I picked UConn as my national champion.
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Carl Colglazier @carl.cx · 31/03/2025
After many attempts, I got my first win in Twilight Imperium today!
The board game Twilight Imperium with many tiles and pieces on the table
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Carl Colglazier @carl.cx · 30/03/2025
Update to my #NCAAWBB #MarchMadness model.
A table with the Elite Eighth teams in the NCAA women's basketball tournament sorted by chance of winning the national championship. UConn has 40%, South Carolina has 22%, Texas has 12% and UCLA has 9%.
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Carl Colglazier @carl.cx · 25/03/2025
Updates to my #NCAAWBB model as we reach the Sweet Sixteen. Pulling for the 0.82% outcome!
A table displays projected probabilities for teams in the Women's NCAA Tournament, based on a Monte Carlo simulation. Columns include "Seed," "Team," "E8" (Elite Eight probability), "F4" (Final Four probability), "Final" (Championship game probability), and "Champs" (Championship win probability). The top teams by championship probability are UConn Huskies (37.48%), South Carolina Gamecocks (24.47%), and Texas Longhorns (8.35%). Lower-seeded teams, such as Maryland Terrapins, have much lower probabilities (0.06%). The table is color-coded by team.
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Carl Colglazier @carl.cx · 21/03/2025
#Rlang go furrr
100% CPU Load
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Carl Colglazier @carl.cx · 21/03/2025
Pre-registering my takes before the women's NCAA basketball tournament begins tomorrow (Wins means the probability of beating an average D1 team). Going with UConn winning my bracket for the second year in a row.
A table with the top ten teams in NCAA women's basketball with columns for team, wins, top offense, and top defense. UConn is number one, followed by South Carolina, Texas, Notre Dame, UCLA, USC, Duke, TCU, West Virginia, and Kansas State.
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Carl Colglazier @carl.cx · 20/03/2025
TIL you can get a nice view into your data using dplyr::glimpse in #Rstats
Screenshot of console output showing the output of the glimpse function from dplyr where each line lists some data in a column in the table
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Carl Colglazier @carl.cx · 03/01/2025
This is how I feel when C-SPAN gets to control the cameras
Nicole Kidman looking forward with a projector shining light behind her, from a well-known AMC promo.
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Carl Colglazier @carl.cx · 18/11/2024
Trying out #Typst output from #QuartoPub for my dissertation. Looks nice! Easier to finagle to fit the university formatting requirements than LaTeX, but not nearly as much package support. Excited to see where the ecosystem will be in a few months.
A statistical table and accompanying text discussing account movement between Mastodon servers. The text highlights that accounts on larger general instances are less likely to remain active compared to those on smaller servers. The table, titled "Moved Accounts," presents coefficients and standard errors for two models (Model A and Model B) with variables like "Sum," "Nonzero," "Smaller server," "Server size (outgoing)," "Open registrations (incoming)," and "Languages match." Significant values are marked with triple asterisks (***) in the "Coef." and "Std.Error" columns. A footnote lists Mastodon server names used in the analysis.
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Carl Colglazier @carl.cx · 18/11/2024
Touching grass on a drizzly day in Chicago
A foggy urban street with historic and modern buildings in the background. A tall lamppost with an illuminated yellow light stands prominently in the foreground, with cars and a utility truck on the wet street below.A view of railroad tracks with. The tracks are flanked by beige buildings, and a few orange construction barriers are visible.A city garden featuring green lawns, flower beds, and pathways bordered by trees. Benches and shrubs are in the foreground, with a large beige building in the background. The scene is framed by overcast skies.
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Carl Colglazier @carl.cx · 17/11/2024
Yes but from somewhere else
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Carl Colglazier @carl.cx · 17/11/2024
Maria and the Diamonds “That froot looks familiar”
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