If you've ever had someone send you two PDF files and ask "what changed?", you probably know how this...
If you've ever had someone send you two PDF files and ask "what changed?", you probably know how this usually goes.
Open the first file.
Open the second one.
Put them next to each other.
Start scrolling.
Building a two-level diff (lines, then words inside changed lines) with plain LCS instead of Myers, why a 5-million-cell guard…
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A while ago, I spent nearly 40 minutes staring at a monitor, trying to debug a broken integration...
