Cédric Luthi✓ Add us as a preferred source on Google
🔄 Data last refreshed 4 days ago
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Make a deal with Cédric Luthi
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
688
Account age
3 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🎁 Free analysisfor Cédric Luthi
Known for
6 views
Yesterday I had to compare to xlsx files. When decompressing all the files (xlsx files are just zip files), the content was identical. Something was different at at the zip level. How do you identify that difference? Easy.
1. Compare the two files with https://hexfiend.com to highlight the differences.
2. Open the file in https://ide.kaitai.io and go to the identified offset to figure out the mean
2 views
For the first time, I tried the "Fix with Copilot" button. I used it for the most trivial thing: changing 'Postgresql' to 'PostgreSQL' in a comment.
And this obscure error happened:
Failed to Fix with Copilot. Please try again. (422)
(I tried again, it failed again.)
I thought that maybe it could be faster than me manually fixing the capitalisation of PostgreSQL in the source file. Turns out it wa
📊 Post engagement
Recent posts · likes + reposts
Apr 1latest
6
Avg engagement / post
3–6
Typical post (engagement)
0.9%
Engagement vs followers
74/100
Very consistent reach
Nov 2022
On Mastodon since
Half of recent posts land between 3 and 6 likes + reposts (median 5) — a dependable floor a sponsored post can count on.
🔥 Top post: This is an excellent blog post that perfectly describes life as · 13 likes + reposts
📊 Activity & format
Posting cadence
0.51 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 9 text · 3 image · 0 video.
Follower / following
1.6×
Follows 441 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
Back from two weeks vacation. My (work) M2 MacBook is connected to the Wi-Fi but says it has no internet connection. All the other devices have a working connection, so I turn off and on the Wi-Fi. It doesn’t work, so I reboot the Mac. It …
https://www.nytimes.com/athletic/7425963/2026/07/06/world-cup-folarin-balogun-trump-united-states/?unlocked_article_code=1.vlA.W1dX.HVfyiQo3UY-W
« What nation in the same situation wouldn’t have done the same thing? »
Every other f*cking n…
Yesterday I had to compare to xlsx files. When decompressing all the files (xlsx files are just zip files), the content was identical. Something was different at at the zip level. How do you identify that difference? Easy.
1. Compare the t…
Without looking at the documentation, how do you expect this #dotnet code to behave?
1. Array.Empty<string>().Max()
2. Array.Empty<int>().Max()
Yes, there's a trap!
For the first time, I tried the "Fix with Copilot" button. I used it for the most trivial thing: changing 'Postgresql' to 'PostgreSQL' in a comment.
And this obscure error happened:
Failed to Fix with Copilot. Please try again. (422)
(I tr…
Compare and contrast.
https://github.com/nst/SpyPhone by @nst021 from 16 years ago
https://github.com/mysk-research/loupe by @mysk from a few days ago
While the situation has greatly improved for iOS, the apps have also become much more ag…
The Microsoft SQL Server Docker image names all start with mcr.microsoft.com/mssql/server
Yet their documentation is found on https://mcr.microsoft.com/artifact/mar/mssql/server/about
Trying to browse to https://mcr.microsoft.com/mssql/ser…
My first question/answer on Stack Overflow in years. Basically my way of blogging technical stuff without a blog.
Using LIKE operator in Entity Framework Core on BinaryData properties
https://stackoverflow.com/q/79930144/21698
#dotnet
This week, I reported a bug to the SQLite forum. The next day, the bug was fixed in the source repository.
As is often the case with mature projects, the fix was a one-liner and the tests added to prevent regressions were 40 lines long.
ht…
If Preview.app password locked your PDF file after you saved it, you can easily recover it: https://apple.stackexchange.com/questions/436596/preview-automatically-password-protects-pdf-when-saving/471985#471985
Help AwesomeAssertions reach the ⭐️ 1k milestone!
https://github.com/AwesomeAssertions/AwesomeAssertions
Yesterday I had to compare to xlsx files. When decompressing all the files (xlsx files are just zip files), the content was identical. Something was different at at the zip level. How do you identify that difference? Easy.
1. Compare the t…
Without looking at the documentation, how do you expect this #dotnet code to behave?
1. Array.Empty<string>().Max()
2. Array.Empty<int>().Max()
Yes, there's a trap!
For the first time, I tried the "Fix with Copilot" button. I used it for the most trivial thing: changing 'Postgresql' to 'PostgreSQL' in a comment.
And this obscure error happened:
Failed to Fix with Copilot. Please try again. (422)
(I tr…
Compare and contrast.
https://github.com/nst/SpyPhone by @nst021 from 16 years ago
https://github.com/mysk-research/loupe by @mysk from a few days ago
While the situation has greatly improved for iOS, the apps have also become much more ag…
The Microsoft SQL Server Docker image names all start with mcr.microsoft.com/mssql/server
Yet their documentation is found on https://mcr.microsoft.com/artifact/mar/mssql/server/about
Trying to browse to https://mcr.microsoft.com/mssql/ser…
My first question/answer on Stack Overflow in years. Basically my way of blogging technical stuff without a blog.
Using LIKE operator in Entity Framework Core on BinaryData properties
https://stackoverflow.com/q/79930144/21698
#dotnet
This week, I reported a bug to the SQLite forum. The next day, the bug was fixed in the source repository.
As is often the case with mature projects, the fix was a one-liner and the tests added to prevent regressions were 40 lines long.
ht…
If Preview.app password locked your PDF file after you saved it, you can easily recover it: https://apple.stackexchange.com/questions/436596/preview-automatically-password-protects-pdf-when-saving/471985#471985
Help AwesomeAssertions reach the ⭐️ 1k milestone!
https://github.com/AwesomeAssertions/AwesomeAssertions
🐘 Community & instance
Home server
hachyderm.io
A tech & engineering server — its members and audience skew toward that niche, so expect a community-aligned, engaged following.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Nov 2022
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.
💡 Facts
🗓️Joined Mastodon in 2022 — 3 years ago.
👁️Averages 6 views per post.
📤Posts about 0.5× per week.
🕵️ Fake follower check
Estimated52/100
Fair
Credibility score
76%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 76% real, active audience · Medium fake-follower risk.
- Low engagement (~0.9% of followers engage each post) — a sign of an inflated or inactive audience.
- Verified account.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
💚 Brand affinity
EstimatedBrands Cédric Luthi's audience is most likely to respond to — from detected sponsorships in this niche.
About
Trying to make people not hate computers by crafting quality software.
Searchable on tootfinder.ch
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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Frequently asked questions
How much does Cédric Luthi charge for a sponsorship?
Cédric Luthi hasn't published fixed prices yet. Send a proposal through SocialDB and agree terms directly — your payment is held in escrow until the work is approved.
How do I contact Cédric Luthi for a brand deal or collaboration?
Send a paid deal or collab request right here on SocialDB — we notify Cédric Luthi, and once they accept, your payment is held safely in escrow and released when the work is approved. You don't need to track down an email.
How many followers does Cédric Luthi have?
Cédric Luthi has 688 followers on Mastodon.
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