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马哥10-1
#!/bin/bash#cat<<EOFd|D)showdiskusagesm|M)showmemoryusagess|S)showswapusages*)quitEOFread-p"Yourchoice:"CHOICEwhile[$CHOICE!=‘quit‘];docase$CHOICEind|D)echo"Diskusage:"df-Ph;;m|M)echo"Memoryusage:"free-m|grep"Mem";;s|S)echo"Swapusage:"free-m|grep"Swa..
分类:其他好文   时间:2014-12-01 06:38:17    阅读次数:183
Get buck-boost performance from a boost regulator
The SEPIC (single-ended, primary-inductance-converter) topology is generally a good choice for voltage regulators that must produce an on output volta...
分类:其他好文   时间:2014-11-28 14:22:06    阅读次数:279
random模块的简单使用
1)随机挑选和排序random.choice(seq)#从序列的元素中随机挑选一个元素,比如random.choice(range(10)),从0到9中随机挑选一个整数。>>>printrandom.choice(range(10)) 7random.sample(seq,k)#从序列中随机挑选k个元素>>>printrandom.sample(range(100),10) [..
分类:其他好文   时间:2014-11-25 18:48:56    阅读次数:298
交互设计资源
1.苹果ios界面设计库  http://pttrns.com/  2.交互设计网站 digital web:The web professional's online magazine of choice.  http://www.digital-web.com/  3.Signal vs. Noise:37 signal的官方blog  http://37signals.com/sv...
分类:其他好文   时间:2014-11-24 19:17:07    阅读次数:163
【译】Why JavaScript Is and Will Continue to Be the First Choice of Programmers
The software industry is constantly evolving. Many languages that were cutting edge just a few years ago either look outdated or have been made completely redundant today. Today, new languages are emerging with surprising frequency to meet the changing ne...
分类:编程语言   时间:2014-11-15 00:16:57    阅读次数:246
建造模式
原文地址:http://leihuang.net/2014/11/09/Builder-Pattern/ The builder pattern is a good choice when designing classes whose constructors or static factories would have more than a handful of parameter...
分类:其他好文   时间:2014-11-14 17:53:06    阅读次数:251
C 字符输入输出和输入确认
1.前导程序//一个菜单程序#includechar get_choice(void);char get_first(void);int get_int(void);void count(void);int main(void){ int choice; void count(void)...
分类:其他好文   时间:2014-11-11 18:41:01    阅读次数:443
ListView多选操作模式详解CHOICE_MODE_MULTIPLE与CHOICE_MODE_MULTIPLE_MODAL
这篇文章我们将详细的介绍如何实现ListView的多选操作,文中将会纠正在使用ListViewCHOICE_MODE_MULTIPLE或者CHOICE_MODE_MULTIPLE_MODAL时容易犯的错误,以及 CHOICE_MODE_MULTIPLE与CHOICE_MODE_MULTIPLE_MODAL的区别。最后我们将给出一个demo来演示两种多选操作的实现。 一、在不使用Li...
分类:其他好文   时间:2014-11-06 14:49:51    阅读次数:254
HttpURLConnection or Apache Http client
摘录Android 官方博客: Which client is best? Apache HTTP client has fewer bugs on Eclair and Froyo. It is the best choice for these releases. For Gingerbread and better, HttpURLConnection is the...
分类:Web程序   时间:2014-11-06 11:00:37    阅读次数:198
Dealing with Multiple-Choice Form Fields(3) - Handling checkbox groups
这一节有一些新鲜的内容:1、多个选项的checkbox,同类的所有的checkbox的name值都是一样的,所以用单个的值很难区分他们,所以这里输入的值就是数组了。之前还一直奇怪为什么在对输入的值的处理的时候还要考虑数组的情况,现在知道了。那这一节我们要做什么呢?1、要给checkbox的name添...
分类:其他好文   时间:2014-11-04 19:01:46    阅读次数:214
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