Kelp questions

• Using polymorphic_path, getting error "undefined method 'merge'"
• Creating a link to logout for JSP
• Why am I getting Name Error when importing a class?
• Extracting string from main() arguments
• Correct way to malloc space for a string and then insert characters into that space?
• Possible to change length of tab depending on file extension? [duplicate]
• Express module not found when installed with NPM

Kelp answers