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PassHub raises $1.4M to expand travel platform for agencies

Brazilian traveltech PassHub raised $1.4M in a round led by Parceiro Ventures. PassHub launched in December 2025 as… The post PassHub raises $1.4M to expand travel platform for agencies appeared first on LatamList .

PassHub raises $1.4M to expand travel platform for agencies

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Day 34: A Hook That Cannot Fail, and an Error Three Commands From Its Cause

Today's theme is failures that report themselves somewhere other than where they happened. A Git hook with the wrong permissions does nothing and says nothing.

  • Git hook with incorrect permissions fails silently
  • Heredoc with extra trailing space causes missing zip error
  • Post-update hook cannot reject bad pushes

Bitmask Calendars: How I Built Fast, Timezone-Safe Slot Availability in Flutter

Drivers Lesson lets a student pick a driving instructor, see which time slots are actually free, book one, and pay for it — with 3DS card verification in the loop.

  • Bitmask calendars enable fast, timezone-safe slot availability in Flutter apps.
  • Author implemented bitmask representation for 30-minute time slots using single integer.
  • Handling timezone differences by storing and comparing slots as UTC internally.

Stop Guessing What Your Code Change Will Break

Ever changed one function, thought it was a small edit, then spent the next hour tracing through five other files to figure out what broke? That's the problem I set out to fix.

  • Change Impact Analyzer is a Visual Studio Code extension
  • Parses Python files with tree-sitter and pylsp
  • Recommends fixes and updates affected code automatically

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