Comments on: 你从未用过的 10 条 Linux 命令？

By: delectate

delectate — Sun, 06 Nov 2011 10:17:27 +0000

cat 或者 dd都可以做到合并文件

By: cjxgm

cjxgm — Wed, 13 Jul 2011 04:41:20 +0000

bc 好神奇：（整理过） sqrt(3)=1;
sqrt(3.0)=1.7;
sqrt(3.00000)=1.73205;
sqrt(3.000000000000000)=1.732050807568877;
sqrt(3.000000000000000000000000000000000000000)=1.732050807568877293527446341505872366942;
sqrt(3.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000)=1.73205080756887729352744634150587236694280525381038062805580697945193301690880003708114618675724857;
sqrt(3.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) =1.7320508075688772935274463415058723669428052538103806280558069794519330169088000370811461867572485756756261414154067030299699450949989524788116555120943736485280932319023055820679748201010846749232650153123432669033228866506722546689

By: riller

riller — Sat, 02 Apr 2011 16:16:36 +0000

pgrep经常用，pstree用过觉得很酷过后忘记怎么拼了，其他倒确实没。

By: poet

poet — Tue, 27 Apr 2010 05:04:10 +0000

ldd 的描述没什么不对，两个说法说的是一个意思。

哪些动态连接库链接到了该程序，就意味着该程序依赖了哪些动态链接库。

By: LanEast

LanEast — Tue, 15 Jul 2008 02:25:55 +0000

@Tian cat 是 Concatenate 的简写, 原本作用的其实就是合并文件, 对二进制也适用的.

By: Tian

Tian — Wed, 07 Mar 2007 07:39:10 +0000

jmid: 问题是如果不是普通文本数据,而是binary的呢,而且文件很大,用cat就不太合适了吧??

By: ljmid

ljmid — Sun, 04 Mar 2007 00:14:59 +0000

Tian: cat file1 file2 file3 > merged

By: azhoulinux

azhoulinux — Fri, 02 Mar 2007 09:27:46 +0000

使用过七个！

By: Tian

Tian — Fri, 02 Mar 2007 08:52:49 +0000

经常使用pgrep和ldd,lsof, 不过感觉split挺酷的,很有用,不过有没有办法把这几个splited文件重新合起来?

By: 华华

华华 — Wed, 28 Feb 2007 16:42:54 +0000

没有 bc 的机器，可以先用 python 命令行代替