Top Questions

1. python: group elements of a tuple having the same first element
   8 votes

   4 answers
2. Postgres: is NOW() used in more places of the query guaranteed to be always the same?
   4 votes

   2 answers
3. postgres: id auto-increment with millions of rows per day. is it bad?
   3 votes

   2 answers
4. mysql UPDATE statement updates columns one by one?
   3 votes

   2 answers