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Joe Lin

Founder & Developer at BeGoodTool. Building lightweight, lightning-fast web & desktop tools across Vue, Node.js, Electron, and C#. Turning complex workflows into effortless experiences! ✨

Location Taipei, Taiwan Joined Joined on  Email address joe.lin@begoodtool.com Personal website https://begoodtool.com/home/en

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Founder & Developer at BeGoodTool

The hard part of batch date conversion isn't formatting — it's deciding what `01/02/2024` means
yuntao_lin profile

The hard part of batch date conversion isn't formatting — it's deciding what `01/02/2024` means

#javascript #vue #webdev
1
Comments
7 min read

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The fastest part of this fuzzy duplicate finder is the comparison it never does
yuntao_lin profile

The fastest part of this fuzzy duplicate finder is the comparison it never does

#javascript #vue #algorithms
8
Comments
6 min read
I thought masking PII for AI prompts was a regex problem — the restore step was the real design constraint
yuntao_lin profile

I thought masking PII for AI prompts was a regex problem — the restore step was the real design constraint

#javascript #vue #security
7
Comments
7 min read
A batch file renamer looks simple until you have to decide what counts as “the filename”
yuntao_lin profile

A batch file renamer looks simple until you have to decide what counts as “the filename”

#javascript #vue #productivity
3
Comments
6 min read
The higher-paying offer can still lose — the exact assumptions in my job-offer comparator
yuntao_lin profile

The higher-paying offer can still lose — the exact assumptions in my job-offer comparator

#javascript #vue #webdev
5
Comments
6 min read
A debt snowball vs avalanche slider sounds obvious — until you try to define 50/50 in code
yuntao_lin profile

A debt snowball vs avalanche slider sounds obvious — until you try to define 50/50 in code

#javascript #vue #algorithms
5
Comments
6 min read
I thought a “go car-free” calculator would be simple — then I hit depreciation, 萬-units, and a very opinionated compound-growth model
yuntao_lin profile

I thought a “go car-free” calculator would be simple — then I hit depreciation, 萬-units, and a very opinionated compound-growth model

#javascript #vue #webdev
5
Comments
6 min read
Why this DCA vs lump-sum simulator caps a single month’s crash at 95%
yuntao_lin profile

Why this DCA vs lump-sum simulator caps a single month’s crash at 95%

#javascript #vue #algorithms
5
Comments
6 min read
Why “0% installments” and loans shouldn’t share the same formula (I only really got it after building a comparator)
yuntao_lin profile

Why “0% installments” and loans shouldn’t share the same formula (I only really got it after building a comparator)

#javascript #vue #webdev
3
Comments
6 min read
Why simplified Chinese's 干 becomes three different traditional characters (and how a converter has to guess right)
yuntao_lin profile

Why simplified Chinese's 干 becomes three different traditional characters (and how a converter has to guess right)

#javascript #vue #opensource
1
Comments
5 min read
Why most QR codes you generate silently use the least efficient encoding mode (I only noticed after building a generator)
yuntao_lin profile

Why most QR codes you generate silently use the least efficient encoding mode (I only noticed after building a generator)

#javascript #vue #opensource
3
Comments 3
5 min read
Why a tumbling dice animation has to know the result before it ever starts spinning
yuntao_lin profile

Why a tumbling dice animation has to know the result before it ever starts spinning

#javascript #vue #css
2
Comments
5 min read
The 4% rule doesn't control your withdrawals — it just sizes the target (I didn't realize this until I built a FIRE calculator)
yuntao_lin profile

The 4% rule doesn't control your withdrawals — it just sizes the target (I didn't realize this until I built a FIRE calculator)

#javascript #vue #webdev
2
Comments
5 min read
I set out to build the app that would save the world. Embedding YouTube turned out to be the easy 10%.
yuntao_lin profile

I set out to build the app that would save the world. Embedding YouTube turned out to be the easy 10%.

#showdev #rust #tauri #javascript
8
Comments
7 min read
I didn't get rent-vs-buy math until I modeled where the down payment goes if you don't buy
yuntao_lin profile

I didn't get rent-vs-buy math until I modeled where the down payment goes if you don't buy

#javascript #vue #webdev
3
Comments
6 min read
How I built a highly profitable web platform, with zero backend code to keep my server costs at $0.
yuntao_lin profile

How I built a highly profitable web platform, with zero backend code to keep my server costs at $0.

#webdev #frontend #architecture #indiehackers
10
Comments
10 min read
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