Timshel/til

Today I Learned

TIL

Today I Learned

A collection of concise write-ups on small things I learn day to day. Inspired by https://github.com/jbranchaud/til.

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Categories

• Amazon
• Bash
• Linux
• PostgreSQL

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Amazon

• Elb

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Bash

• Import another script file
• Array expansion modifier

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Elasticsearch

• Indices

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Firefox

• Contextual identities
• Eme
• Permission isolation

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Java

• Application max memory

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Linux

• Alternatives setup for NodeJs
• Apt
• Block resolv.conf updates
• Certificate
• Check NTP status
• Check packages
• Curl
• Grub Rescue
• Kubernetes
• Update Time
• Custom buffer handling for streams
• Immutable file
• LVM resize
• Optmizations
• Power management
• Tee: Duplicate output
• The following packages have unmet dependencies
• One passphrase multiple partitions

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PostgreSQL

• Copy from S3
• Export query result to file
• Full texts earch
• Optmizations
• Pagination with total

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Play

• Test with DI

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Scala

• Console debug
• Logger in build.sbt
• Test with Pattern match
• Thread pool

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SSH

• Proxy command
• Tunnel