* ubuntu bash.bashrc setting

edit #/etc/bash.bashrc
Added

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bind 'C-b':backward-word
bind 'C-f':forward-word
bind 'C-w':backward-kill-word

bind '"\x1b\x5b\x41":history-search-backward'
bind '"\x1b\x5b\x42":history-search-forward'

export HISTFILESIZE=10000
export HISTSIZE=10000
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