特殊字符若干则
学过编程的人肯定都体验过特殊字符的痛,这里列一下以前写的几篇 post。
2018-01-05 sequence file
U
will ruinmafft
unless you add the--anysymbol
option*
(stop codon) will corruptmuscle
and PAUP*, you might consider replacing it withX
2018-01-24 Bash
R -e "rzhuoer::gitbook$css"
should be R -e "rzhuoer::gitbook\$css"
2018-01-25 \d
in sed
In GNU
sed
,\d
introduces a decimal character code of one to three digits in the range 0-255. For example, to remove a tab you could do: sed's/\d9//'
(or09
or009
) or replace some unprintable characters with spaces:sed 's/[\d1-\d31]/ /g'