qiuxiafei questions

• Will Python close an fd if it's out of a local scope?
• How to split a sequence into every 3 neighbor elements in clojure?
• how to return multiple Integer in java?
• join omitting output lines when input sorted numerically
• Should we delete a pointer that is not new/malloc by us?
• Why does java native HashMap in clojure run slowly?
• How to dispatch multimethod on primitive types?
• how to terminate a sleeping thread in pthread?
• How to access the last element in an array ?
• In Clojure, how to get the name string from a variable or function?

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