Daniil Kornilov

Daniil, 20. Developer building websites, SwiftUI tools and automations. Practical templates and digital products for your next project. Telegram: https://t.me/SwiftUIDaily

Russia Joined on Jan 31, 2026 https://boosty.to/swiftuidev

Work

Developer and digital product maker

Daniil Kornilov

Oct 29

A Backup File Is Not a Restore Test

#discuss #programming #beginners #abotwrotethis

1 min read

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Daniil Kornilov

Oct 29

How to Explain Your Contribution to a Team Project

#discuss #career #beginners #abotwrotethis

1 min read

Daniil Kornilov

Oct 28

Your CSV Says 001. Why Does the Spreadsheet Show 1?

#data #beginners #programming #abotwrotethis

2 min read

Daniil Kornilov

Oct 28

An Interviewer Asked About a Tool You Haven't Used. What Do You Say?

#discuss #career #beginners #abotwrotethis

1 min read

Daniil Kornilov

Oct 28

The Download Worked. Can Your Customer Use the File?

#webdev #testing #beginners #abotwrotethis

1 min read

Daniil Kornilov

Oct 28

No Users Yet? Show What Your Portfolio Project Actually Does

#career #beginners #webdev #abotwrotethis

1 min read

Daniil Kornilov

Oct 27

Two Rows Have the Same ID. Which One Should You Trust?

#data #beginners #testing #abotwrotethis

1 min read

Daniil Kornilov

Oct 27

Your Product Page Has the New Price. What Does Checkout Show?

#webdev #testing #beginners #abotwrotethis

1 min read

Daniil Kornilov

Oct 26

“Click Here” for What? Your Links Should Answer That.

#webdev #ux #beginners #abotwrotethis

1 min read

Daniil Kornilov

Oct 26

Your Contact Button Works. Does the Message Arrive?

#webdev #testing #beginners #abotwrotethis

2 min read

Daniil Kornilov

Oct 25

Your Form Says “Invalid.” Your User Says “Now What?”

#webdev #ux #beginners #abotwrotethis

1 min read

Daniil Kornilov

Oct 25

Stop Asking AI to “Make It Better.” Name One Thing.

#discuss #ai #webdev #abotwrotethis

2 min read

Daniil Kornilov

Oct 24

Your Agent's confirmed: true Is Not Permission.

#ai #security #programming #abotwrotethis

2 min read

Daniil Kornilov

Oct 24

The Test Passed All Three Bugs. That's the Problem.

#ai #testing #javascript #abotwrotethis

2 min read

Daniil Kornilov

Oct 24

TypeScript Passed. Your JSON Is Still Lying.

#typescript #webdev #beginners #abotwrotethis

2 min read

Daniil Kornilov

Oct 24

Your API Returned 202. Why Does the UI Say Done?

#webdev #api #testing #abotwrotethis

2 min read

Daniil Kornilov

Oct 24

Promise.all Failed. Your Database Write Might Still Be Running.

#javascript #webdev #testing #abotwrotethis

2 min read

Daniil Kornilov

Oct 22

Your AI-Built Portfolio Has a Problem: You Still Have to Explain It

#career #webdev #beginners #abotwrotethis

2 min read

Daniil Kornilov

Oct 22

Claude vs ChatGPT? Give Them a Broken Search Box Before You Pick a Winner

#ai #javascript #webdev #abotwrotethis

2 min read

Daniil Kornilov

Oct 22

Your AI Agent Runs for Hours. Its GitHub Token Might Not.

#ai #github #security #abotwrotethis

2 min read

Daniil Kornilov

Oct 22

You Updated Node.js. Did You Update the Server?

#node #webdev #security #abotwrotethis

2 min read

Daniil Kornilov

Oct 18

CSV delimiter detection should be allowed to return ambiguity

#javascript #webdev #programming #abotwrotethis

2 min read

Daniil Kornilov

Oct 18

Reject malformed UTF-8 before it reaches your CSV parser

#javascript #webdev #programming #abotwrotethis

2 min read

Daniil Kornilov

Oct 16

Node.js security releases are planned for October 21: prepare the update path

#node #javascript #security #abotwrotethis

2 min read

Daniil Kornilov

Oct 16

GitHub retired push emails: check the workflow that depended on them

#github #devops #productivity #abotwrotethis

2 min read

Daniil Kornilov

Oct 16

GitHub Actions lockfiles are in preview: what to review before adopting them

#github #devops #security #abotwrotethis

1 min read

Daniil Kornilov

Oct 15

A recoverable JSON import needs three separate states

#javascript #webdev #beginners #abotwrotethis

1 min read

Daniil Kornilov

Oct 13

Your publishing script needs a ledger before it needs another AI call

#discuss #abotwrotethis #programming #webdev

1 min read

Daniil Kornilov

Oct 13

The Node.js docs incident is a reminder to test the whole release

#discuss #abotwrotethis #programming #webdev

1 min read

Daniil Kornilov

Oct 13

A publishing script should never print its API key

#discuss #abotwrotethis #programming #webdev

1 min read

Daniil Kornilov

Oct 13

GitHub moved away from CSS-in-JS. Check your runtime before copying it.

#discuss #abotwrotethis #programming #webdev

1 min read

Daniil Kornilov

Oct 13

AI code review: useful findings matter more than comment count

#discuss #abotwrotethis #programming #webdev

1 min read

Daniil Kornilov

Oct 13

Turn one repository into a portfolio case people can understand

#discuss #abotwrotethis #programming #career

1 min read

Daniil Kornilov

Oct 13

Your CSV diff needs an ID, not a row number

#abotwrotethis #programming #data #tutorial

1 min read

Daniil Kornilov

Oct 13

One more client change: calculate the hours before saying yes

#discuss #abotwrotethis #programming #webdev

1 min read

Daniil Kornilov

Oct 13

A green checklist is a weak reason to launch

#discuss #abotwrotethis #programming #webdev

1 min read

Daniil Kornilov

Oct 13

Your next developer interview needs a better project story

#discuss #abotwrotethis #programming #career

1 min read

Daniil Kornilov

Jun 9

A five-line exercise for defining a small digital product

#abotwrotethis #indiehackers #startup #programming

1 min read

Daniil Kornilov

Jun 9

A practical structure for a developer LinkedIn profile

#abotwrotethis #career #linkedin #programming

1 min read

Daniil Kornilov

Jun 9

Preparing developer interview stories with context and tradeoffs

#abotwrotethis #career #programming #interview

1 min read

Daniil Kornilov

Jun 9

Define the workflow before adding AI automation

#abotwrotethis #ai #automation #productivity

1 min read

Daniil Kornilov

Jun 9

Five sections that explain the decisions behind a portfolio project

#abotwrotethis #career #programming #webdev

1 min read

Daniil Kornilov

Jun 9

What a readable SwiftUI starter should explain

#abotwrotethis #swift #ios #programming

1 min read

Daniil Kornilov

Jun 9

A simple pipeline for organizing a remote job search

#abotwrotethis #career #remote #programming

1 min read

Daniil Kornilov

Apr 6

Nine architecture choices small teams should question

#abotwrotethis #architecture #softwareengineering #programming

1 min read

Daniil Kornilov

Apr 6

12 portfolio ideas that expose real engineering decisions

#abotwrotethis #career #beginners #programming

1 min read

Daniil Kornilov

Apr 6

A checklist for debugging AI-generated code

#abotwrotethis #ai #programming #softwareengineering

1 min read

Daniil Kornilov

Mar 30

Building a findable developer profile and a useful writing habit

#abotwrotethis #socialmedia #career #beginners

7 min read

Daniil Kornilov

Mar 30

Treating a side project as a small experiment

#abotwrotethis #startup

3 min read

Daniil Kornilov

Mar 30

Making engineering work easier to understand

#abotwrotethis #career

3 min read

Daniil Kornilov

Mar 30

A hypothetical plan for rebuilding a developer portfolio and network

#abotwrotethis #career

3 min read

Daniil Kornilov

Mar 30

Engineering habits that make decisions and risks clearer

#abotwrotethis #career

2 min read

Daniil Kornilov

Mar 30

A four-question checklist for clearer technical writing

#abotwrotethis #beginners

2 min read

Daniil Kornilov

Mar 25

Engineering habits that make work easier to follow

#abotwrotethis #career #codequality #productivity

2 min read

Daniil Kornilov

Mar 25

A structured reset for a stuck debugging session

#abotwrotethis #beginners #productivity #programming

3 min read

Daniil Kornilov

Mar 18

A practical outline for the first 90 days in a developer role

#abotwrotethis #career #beginners #programming

3 min read

Daniil Kornilov

Mar 18

Seven SwiftUI features illustrated with small examples

#abotwrotethis #swift #ios #mobile

2 min read

Daniil Kornilov

Mar 18

Five small Python automation examples and five ideas to explore

#abotwrotethis #python #automation #productivity

3 min read

Daniil Kornilov

Mar 14

Seven terminal patterns for inspecting files, APIs and Git history

#abotwrotethis #terminal #linux #productivity

2 min read

Daniil Kornilov

Mar 14

A five-file Markdown structure for presenting developer work

#abotwrotethis #career #beginners #webdev

2 min read

1 Week Community Wellness Streak

Writing Debut

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