Lokomotywa questions

• Unique constraint on multiple columns - allow for single null
• javascript - why is declared function invoked at runtime
• What does "locked at" <tag> mean when running "composer update <package>"?
• Force table column to not excess given css width
• Check for correct number of parameters in ESLint
• Remove all text content from HTML div but keep HTML tags and structure
• Oracle startup not possible - ORA-00845: MEMORY_TARGET not supported on this system - but memory size seems to be fine
• Change Port of Mysql Server in Phpmyadmin
• Variable in Bash Script that keeps it value from the last time running
• postgres - select * from existing table - psql says table does not exist

Lokomotywa answers