Tech Articles
Curated developer articles, tutorials, and guides – auto-updated hourly
Serguey Asael Shinder5d ago • 2 min read
Zero Failures and Zero Tests Look the Same
The build is green. It has been green all week. That is the part you should have found...
#sergueyasaelshinder#testing#cicd#programming
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Serguey Asael Shinder4d ago • 2 min read
They Uploaded a File and It Was Not an Image
Somebody uploaded a profile picture. It was not a picture. The endpoint checked the extension. Th...
#sergueyasaelshinder#security#webdev#backend
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Serguey Asael Shinder4d ago • 2 min read
The Prompt Changed and There Is No Commit for It
The answers got worse on Tuesday. Nothing shipped on Monday. The code is identical to the code tha...
#sergueyasaelshinder#ai#llm#devops
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Serguey Asael Shinder1d ago • 2 min read
Your Code Cannot Tell Blank From Unanswered
The report said forty percent of customers had opted out of marketing. Forty percent had not opted....
#sergueyasaelshinder#programming#cleancode#webdev
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Serguey Asael Shinder6d ago • 2 min read
Being Irreplaceable Keeps You Where You Are
There is one system only you understand. You wrote it, or you inherited it and did the...
#sergueyasaelshinder#career#mindset#growth
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Serguey Asael Shinder6d ago • 2 min read
Every Detour Looked Necessary at the Time
You opened the editor at nine to fix one bug. At four you are upgrading a build tool. Nothing went...
#sergueyasaelshinder#productivity#focus#discipline
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Serguey Asael Shinder6d ago • 2 min read
Collect Less Than You Are Allowed To
Storage is cheap, so the default became keep everything. Every event. Every request body. Every.....
#sergueyasaelshinder#thefuture#data#privacy
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Serguey Asael Shinder6d ago • 2 min read
Everything You Paste Leaves the Building
The stack trace was forty lines and you pasted the whole thing, because it was faster than reading.....
#sergueyasaelshinder#ai#privacy#security
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Serguey Asael Shinder3d ago • 2 min read
You Read Your Code and Installed Everybody Else's
You reviewed every line of that feature. Two of you read it. Then somebody typed install, and four...
#sergueyasaelshinder#security#opensource#dependencies
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Serguey Asael Shinder1d ago • 2 min read
An Answer Is Free to Be Wrong, an Action Is Not
For two years the worst thing it could do was tell you something untrue. You read it, you doubted.....
#sergueyasaelshinder#ai#devops#programming
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Serguey Asael Shinder6d ago • 2 min read
A Leaked Key Stays Leaked Until You Rotate It
The key went into a config file on a Tuesday, by accident, and it was committed. Somebody noticed o...
#sergueyasaelshinder#security#devops#backend
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Serguey Asael Shinder6d ago • 2 min read
Catch and Log Is Not Handling It
You wrapped the call in a try. Something might fail, and you knew it. So you caught the...
#sergueyasaelshinder#cleancode#programming#debugging
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Serguey Asael Shinder4d ago • 2 min read
Put the Unit in the Name
The field is called timeout. Its value is 30. Thirty what. You know the answer because you wrote....
#sergueyasaelshinder#programming#cleancode#api
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Serguey Asael Shinder4d ago • 2 min read
The Middle of a Project Has No Applause
A project has three parts and only two of them are witnessed. The beginning is loud. There is a...
#sergueyasaelshinder#mindset#career#teamwork
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Serguey Asael Shinder4d ago • 2 min read
Nothing Feels Like Progress by Friday
On Friday somebody asks how your week went. You say fine, a bit scattered. You mean it, and you...
#sergueyasaelshinder#productivity#focus#worklife
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Serguey Asael Shinder4d ago • 2 min read
Where the Power Is Will Decide Where the Code Runs
For twenty years, where your code ran was a shopping decision. You picked a region for latency, for...
#sergueyasaelshinder#thefuture#cloud#architecture
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Serguey Asael Shinder2d ago • 2 min read
Everybody Else Edited Before You Saw It
You read her pull request and felt slightly ill. Clean commits. Sensible names. A test for the...
#sergueyasaelshinder#mindset#career#selfimprovement
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Serguey Asael Shinder3d ago • 2 min read
Your Data Will Outlive Every Program You Write
The application you are working on will be rewritten. Twice, probably, in a language that is not...
#sergueyasaelshinder#thefuture#data#architecture
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Serguey Asael Shinder3d ago • 2 min read
Somebody Else Got the Thing You Wanted
The announcement went out at four. It is somebody you like, and that makes it worse, because you...
#sergueyasaelshinder#mindset#career#motivation
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Serguey Asael Shinder3d ago • 2 min read
Everything You Started Is Still Costing You
Count your open branches. Four, probably. One is waiting on a review. One is waiting on an answer....
#sergueyasaelshinder#productivity#focus#planning
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Serguey Asael Shinder2d ago • 2 min read
Anyone Can Rebuild Your Feature in a Weekend
You spent five months on it. Design, arguments, a rewrite, the three edge cases that turned out to....
#sergueyasaelshinder#thefuture#career#business
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Serguey Asael Shinder2d ago • 2 min read
Logging Out Does Not Invalidate Anything
She clicked sign out. The screen went back to the login page, the browser storage was cleared, and....
#sergueyasaelshinder#security#webdev#authentication
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Serguey Asael Shinder2d ago • 2 min read
One Meeting Can Take the Whole Morning
There is one thing in your calendar today. Half an hour, at eleven. You will lose the morning to.....
#sergueyasaelshinder#productivity#focus#meetings
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Serguey Asael Shinder1d ago • 2 min read
Anyone Can Send You That Webhook
The order is marked paid. The payment provider says it never told you that. Your endpoint is a...
#sergueyasaelshinder#security#webdev#api
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