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()); field=str02.getclass (). Getdeclaredfield ("hash"); NBSP;NBsp;field.setaccessible (true); field.set (str02,0); System.out.println (Str01.hashcode () + "/" +str02.hashcode () + "/" + Str03.hashcode ()); system.out.println (str01== NBSP;STR02); system.out.println (str02== NBSP;STR03); }} operation results are as follows:Java code 96321/96321/3016832 bbb/bbb bbbb/bbbb 96321/96321/3016832 3016832/3016832/3016832 true false According to Java The attributes of string, Str01 and Str02 point to

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The previous article wrote very rotten, through the popular science to see the language source realization uses is the quicksort realization bottom order, here imitates, does not spray!Package Mainimport ("FMT" "Math/rand" "Runtime" "Sort" "time") func mergeonce (L, R []int)] []int {m: = make ([]int, 0, Len (l) +le N (r)) I, J: = 0, 0if i 10 million random number sequencing, how to 24 seconds into 3 seconds? How do I change from 700M