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[Java] TDD Barely #5 (July 18th, 2020)

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New knowledge Conditional operator (ternary operator) Conditional expression ?Expression 1: Expression 2 Process expression 1 if the conditional expression...

[Java] Tailwind on Rails

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Why Tailwind on Rails? No need to decide class name Class name collision will be eliminated and it will be released from BEM and CSS design There is ...

[Java] Split string (Java)

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Introduction I have summarized various patterns of character division.

[Ruby] [Rails] How to speed up docker-compose

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Development environment ・Docker: 19.03.8 ・Docker-Compose: 1.25.5 ・Ruby: 2.5.7 Rails: 5.2.4 ・Vagrant: 2.2.7 ・VirtualBox: 6.1 ・OS: macOS Catalina