Karl questions

• Composer not downloading src directory for packages
• Environment variables and artisan not working on production server
• Apache2.4 Internal Server Error DirectoryMatch
• Laravel Form Validation, fail if not empty
• Magento - Get Product options from $item
• Use Environment Variables with If Statements
• jQuery input value focus and blur
• Laravel belongsToMany where doesn't have one of
• Generate a random number with pre-defined length PHP
• Detect changes when saving Laravel 4: Eloquent

Karl answers