Imre L questions

Imre L answers

• Find Missing Pairs in SQL
• MySQL Join and get all relations even if 0
• how do I delete rows in Yii?
• How can i implement opening a file with my java program?
• Get POST variable that is an array
• How do you swap two integer variables without using any if conditions, casting, or additional variables? [closed]
• Large MySql table putting too much load on server
• How to write script output to file and command-line?
• Bitmasks vs. separate columns
• How to Generate 404 error forcefully in Yii