thlgood questions

• Linux Pthread argument
• My regular expression isn't working in grep
• Linux getenv() could not get $PS1 or $PS2
• ctime() return a string, why we don't need to free() this string' s memory?
• a pointer about *argv[]
• Django STATIC_URL is not working
• Failed to build gem native extension when install RedCloth-4.2.9 install Linux

thlgood answers