TeeDeJee questions

TeeDeJee answers

• How to purge the options table of wp session entries automatically
• .class .class same classname selector in css
• Add data attribute to wp_nav_menu
• How to check if a text file is empty in PHP?
• What is the difference between get_the_* and the_* template tags in wordpress?
• Anonymous functions in WordPress hooks
• Keep certain number of lines