0xhacker questions

• Why does std::map not have an insert function of type insert(key &k, val &v)
• atomic compare(not equal) and swap
• Is it possible to add a note with emacs buffers?
• Why does facebook use TCP for SET and UDP for GET in memcached
• Optimizations by compiler in a recursive program
• Stream data into hdfs directly without copying
• How is it possible to have send timeout on a non blocking socket?

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