Guides
How to tell a real change from noise when comparing XML, JSON, logs, archives and folders, with and without Kotej.
- How to compare two XML files without the formatting noiseWhy a text diff marks every line of two equivalent XML files as changed, how canonical comparison fixes it, and how to do it online or from the command line.
- How to compare the logs of two Kubernetes podsOne pod works and its twin fails. How to export both logs with kubectl and compare them without timestamps, pod names and request IDs drowning the real difference.
- How to compare two JAR files and see what changed between buildsSame commit, different JARs. How to see which classes and resources changed, tell real changes from timestamps, and make your builds reproducible.
- How to test an XSLT migration by comparing old and new outputMoving from XSLT 1.0 to 3.0 or from Xalan to Saxon? Run the old and new stylesheet on the same inputs and compare the outputs as XML: only real changes remain.
- How to compare JSON files ignoring key order and formattingTwo JSON files with the same data and a diff full of changes. How to compare JSON by content with jq or online, and where key order, arrays and types still matter.
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