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From 10,000 frames to 30 moments: Building a visual story compressor

Two hours at 2fps is around 14,000 frames. Most of them are noise: the cursor blinks, the system clock ticks, nothing in the code moved. The first step isn't clever. It's just getting rid of those.

  • ProgressCut compresses coding sessions into 30-second visual stories
  • First stage removes identical frames using dHash, discarding 89% of frames
  • Third stage segments frames into regions, averaging SSIM scores for changes

Adding Concurrency with `cancel-in-progress` to GitHub Actions CI to Cut Build Minutes

Adding Concurrency with cancel-in-progress to GitHub Actions CI to Cut Build Minutes TL;DR: I added a concurrency block with cancel-in-progress: true to the ci-e2e.yml workflow, preventing overlapping…

  • GitHub Actions workflows updated with concurrency block
  • cancel-in-progress: true ensures canceled previous runs
  • Build minutes cut by ~30% on active pull requests

OverTheWire Bandit Level 2 Writeup — Read a Filename With Spaces

The password file is named spaces in this filename . The shell splits unquoted arguments on whitespace, so the filename has to be quoted or escaped to be treated as one argument.

  • File named "spaces in this filename" has spaces in its name
  • Shell splits filename into separate arguments without quoting
  • Quote or escape spaces to read file contents successfully

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