split 拆分文件

<p class="MsoNormal"><span lang="EN-US">split</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">拆分较大的文本文件时有较大的优势，速度很快。嗯，我回忆一下</span><span lang="EN-US">split</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">命令的使用情况。</span><span lang="EN-US"><o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US"> </span><span style="font-family:宋体;">参数：</span></p> <p class="MsoNormal"><span lang="EN-US">-l   </span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">按</span> <span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">行</span> <span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">为单位指定分割</span> <span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">例如：</span><span lang="EN-US">-l 10000  </span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">以一万为单位分割文件</span></p> <p class="MsoNormal"><span lang="EN-US">-b  </span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">按指定的文件大小为分割单位</span><span lang="EN-US">   </span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">例如：</span><span lang="EN-US">-b M   </span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">以</span><span lang="EN-US">1M</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">为单位切割文件，可以指定大小</span></p> <p class="MsoNormal"><span lang="EN-US">split -l 10000    1.txt</span></p> <p class="MsoNormal"><span lang="EN-US">split -b 2M        1.txt</span></p> <p class="MsoNormal"><span lang="EN-US">-d -a</span></p> <p class="MsoNormal"><span lang="EN-US">-d </span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">指定用数字作为文件的后缀，后不跟参数</span></p> <p class="MsoNormal"><span lang="EN-US">-a </span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">指定后缀的长度</span></p> <p class="MsoNormal"><span lang="EN-US">split -l 10000 1.txt -d -a 2 name    #</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">此处的</span><span lang="EN-US">name</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">为自定义拆分后的文件名，跟在最后，不需参数指定</span></p> <p class="MsoNormal"><span lang="EN-US">split -b 2M     1.txt -a 2 -d name    #</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">此处顺序可以打乱，但是</span><span lang="EN-US">name</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">并非</span><span lang="EN-US">-d</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">的参数</span><span lang="EN-US"><o:p></o:p></span></p>

• 随手笔记
• 2016-12-20
• 评论
•   1985 次浏览

python之初识

<p class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">昨天晚上开始学习</span><span lang="EN-US">python</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">，算不上是学习吧，笼统的了解一下</span><span lang="EN-US">python</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">的工作方式，什么语言起源什么的鬼东西记住了一些，可能是由于我最开始接触</span><span lang="EN-US">VB</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">的原因，感觉很像</span><span lang="EN-US">python</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">，都是定义一个对象，然后对属性进行操作，但是</span><span lang="EN-US">python</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">属性的命名简单直接，我喜欢，不想</span><span lang="EN-US">vb</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">里面绕来绕去的，整的人晕晕乎乎的，</span><span lang="EN-US">shell</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">以及服务的架设还是要继续进行，这将要占去大量的手工时间，真是的，我已经好久没有动动手了，虽然技术很差，但是我还是喜欢动动手做些小玩意儿。</span><span lang="EN-US"><o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US"> </span></p> <p class="MsoNormal"><span lang="EN-US">     </span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">突然想起一句话，学习是一个不会停止的过程，可能是我实在是不知道玩啥了，才会想起来学习一点东西自娱自乐，也可能是以前把现在的娱乐时间都消耗殆尽了，现在只能这样了。想写些东西的念头也很强烈，空余时间已经在着手整理素材了，酝酿了好久的东西，我不能做到一鸣惊人，但是我的让自己高兴起来，这是我的责任。</span><span lang="EN-US"><o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US"> </span></p> <span lang="EN-US" style="font-size:10.5pt;mso-bidi-font-size:11.0pt;font-family:"calibri",sans-serif;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:"Times Newroman";mso-bidi-theme-font:minor-bidi;mso-ansi-language:en-us;mso-fareast-language:zh-cn;mso-bidi-language:ar-sa;">       </span><span style="font-size:10.5pt;mso-bidi-font-size:11.0pt;font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:"Times Newroman";mso-bidi-theme-font:minor-bidi;mso-ansi-language:en-us;mso-fareast-language:zh-cn;mso-bidi-language:ar-sa;">今天就到这里了，因为刚接触只是用了一个</span><span lang="EN-US" style="font-size:10.5pt;mso-bidi-font-size:11.0pt;font-family:"calibri",sans-serif;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:"Times Newroman";mso-bidi-theme-font:minor-bidi;mso-ansi-language:en-us;mso-fareast-language:zh-cn;mso-bidi-language:ar-sa;">turtle</span><span style="font-size:10.5pt;mso-bidi-font-size:11.0pt;font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:"Times Newroman";mso-bidi-theme-font:minor-bidi;mso-ansi-language:en-us;mso-fareast-language:zh-cn;mso-bidi-language:ar-sa;">的库画画一些指定的小东西，本来是说要画一面国旗，奈何我的水准实在是欠缺很多，步骤过于繁琐，我想先静一静，边学边整，首要任务是服务的架设和故障的排解，还有</span><span lang="EN-US" style="font-size:10.5pt;mso-bidi-font-size:11.0pt;font-family:"calibri",sans-serif;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:"Times Newroman";mso-bidi-theme-font:minor-bidi;mso-ansi-language:en-us;mso-fareast-language:zh-cn;mso-bidi-language:ar-sa;">shell</span><span style="font-size:10.5pt;mso-bidi-font-size:11.0pt;font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:"Times Newroman";mso-bidi-theme-font:minor-bidi;mso-ansi-language:en-us;mso-fareast-language:zh-cn;mso-bidi-language:ar-sa;">，这是个大头，千万不能给忽视了。</span>

• 随手笔记
• 2016-12-16
• 评论
•   1691 次浏览

linux操作系统小结

<p class="MsoNormal"><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">　　历时大半年，过了两遍</span><span lang="EN-US">linux</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">的基础命令操作，现在回想起来是有些坎坷，各种绕口令一样的命令，还有一些让人看着就头大的操作，更有那繁复的正则关系，还有那些长长的</span><span lang="EN-US">shell script</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">，这是一个大大的拦路虎，看着别人写的脚本头晕眼花，若不是坚持着一句一句读懂，然后一遍又一遍的模仿，估计也很难搞懂脚本的玩法了，目前看来我还是比较喜欢这个枯燥的过程，至少不厌烦。这个和追一个女孩子有着本质的区别，只是这些东西，只要我舍得去整，舍得泡进去，总会有让自己欣喜的收获，女孩子不一样，得翻新花样的去哄，为啥非得去哄骗，我觉得还是一个人想干啥干啥，我不喜欢被约束，更不喜欢被强迫，能驾驭我的姑娘按理说还没有出现，就算是遇到了，我想我会让她给我一个自由的空间，遇不到也好，省得被姑娘猜忌，也就有了直截了当的理由去干自己喜欢的事情，打着把妹的旗号去一个自己想去的地方，挺好。</span></p> <p class="MsoNormal"><span lang="EN-US">      </span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">系统小结我他么的扯到姑娘了……罪过罪过</span></p> <p class="MsoNormal"><span lang="EN-US">       </span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">接下来的时间就是服务的实践，脚本的深入学习，另外我在</span><span lang="EN-US">PHP</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">和</span><span lang="EN-US">Python</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">之间有些犹豫，不过现在我比较倾向于</span><span lang="EN-US">Python</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">，硬件的学习我有些疲沓的心理，头大如斗，但是还是要学习的，</span><span lang="EN-US">C51</span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">我还没有彻头彻尾的学到底过，罪过，浪费了那么刻苦的时光，忘记了不少……</span></p> <p class="MsoNormal"><span lang="EN-US">      </span><span style="font-family:宋体;mso-ascii-font-family:calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:calibri;mso-hansi-theme-font:minor-latin;">我在乎的有两件事，一是我有没有一个支撑学习下去的身板，二是我有没有继续学习。那些加油打鸡血的话语似乎对现在的我已经没有了什么效果，就不多写了，挺晚了，再写一个脚本，休息。</span><span lang="EN-US"><o:p></o:p></span></p>

• 随手笔记
• 2016-12-02
• 评论
•   1722 次浏览

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