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fix typos

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1 parent 0bd88ad commit a77a82138a81e33290ce274a2191904113d6e0fc @seisman committed Jun 7, 2016
Showing with 3 additions and 3 deletions.
  1. +3 −3 tricks-and-traps/command-line-length.tex
@@ -37,7 +37,7 @@ \section{命令长度}
调用了sac,并读取全部文件,然后做了简单的数据处理,最后保存退出。
\begin{minted}{perl}
-#!/usr/bin/evn perl
+#!/usr/bin/env perl
use strict;
use warnings;
@@ -52,7 +52,7 @@ \section{命令长度}
上面的脚本是可以正常工作的,但是如果改成如下看上去很像的脚本,则会出问题。
\begin{minted}{perl}
-#!/usr/bin/evn perl
+#!/usr/bin/env perl
use strict;
use warnings;
@@ -79,7 +79,7 @@ \section{命令长度}
错误的写法如下:
\begin{minted}{perl}
-#!/usr/bin/evn perl
+#!/usr/bin/env perl
use strict;
use warnings;

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