📰 Dev.to · Tim Nguyen

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You copied curl, using that to request to cloudfront through WAF and got strange error that request couldn't be satisfied? Here is what to concern...

Dev.to · Tim Nguyen 2w ago

You copied curl, using that to request to cloudfront through WAF and got strange error that request couldn't be satisfied? Here is what to concern...

Here is the day as usual, you got the bug report from FE team or QA about request can not be...

COUNT(column) vs COUNT(*) in SQL — With INNER, LEFT, RIGHT & FULL JOIN Explained

Dev.to · Tim Nguyen 3mo ago

COUNT(column) vs COUNT(*) in SQL — With INNER, LEFT, RIGHT & FULL JOIN Explained

Counting seems simple in SQL… until joins enter the picture. One of the most common bugs...

PostgreSQL MVCC vs MySQL Key-Next Locking: How Transaction Isolation Affects Concurrency

Dev.to · Tim Nguyen 5mo ago

PostgreSQL MVCC vs MySQL Key-Next Locking: How Transaction Isolation Affects Concurrency

When developers talk about ACID databases, two giants dominate: PostgreSQL and MySQL (InnoDB). Both...