Sein Kraft questions

• how to know when a work in a thread is complete?
• How to open a mdi child form from another with vb?
• Enum type with values containing spaces on it
• Enum or Bool in mysql?
• When to use pragmas on sqlite?
• When should I use primary key or index?
• Add menu item to windows context menu only for specific filetype
• What is the difference between tinyint, smallint, mediumint, bigint and int in MySQL?

Sein Kraft answers