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Validate uniqueness of multiple columns
...or, but in general I recommend using a database constraint.
More reading: https://robots.thoughtbot.com/validation-database-constraint-or-both
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mysql command for showing current configuration variables
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How to suppress warnings globally in an R Script
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Difference between git pull --rebase and git pull --ff-only
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How to add item to the beginning of List?
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Filter Fiddler traffic
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Using SignalR with Redis messagebus failover using BookSleeve's ConnectionUtils.Connect()
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Java “user.dir” property - what exactly does it mean?
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Difference between .keystore file and .jks file
...to back this API
a keystore as opposed to a truststore, as described here: https://stackoverflow.com/a/6341566/372643
When talking about the file and storage, this is not really a storage facility for key/value pairs (there are plenty or other formats for this). Rather, it's a container to store c...
How to retrieve inserted id after inserting row in SQLite using Python?
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