使用pageup/down搜索历史shell命令, /etc/inputrc ~/.inputrc中的第40行,注意不是36行
35 # mappings for "page up" and "page down" to step to the beginning/end
36 # of the history
37 #"\e[5~": beginning-of-history
38 #"\e[6~": end-of-history
39
40 # alternate mappings for "page up" and "page down" to search the history
41 "\e[5~": history-search-backward
42 "\e[6~": history-search-forward
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