摘要：ttylinux的官方网址：http://ttylinux.net/简单翻译一下：你当前访问的是ttylinux的主页，一个针对多种CPU架构的极小的GNU/Linux系统。最小的ttylinux系统仅有8MB大小，可以运行在具有28MB内存的i486机器上，不但如此系统还提供了完整的命令行环境，并... 阅读全文

摘要：在虚拟机上安装Ubuntu14.04 后安装ibus输入法，万万没想到在切换输入法的时候居然出错了！无语了，再网上查了一下，这个错误出现的还是比较少的。先说Ubuntu输入法（ibus）安装的一般步骤吧。一、安装语言包System Settings-->Language Support-->Inst... 阅读全文

摘要：刚接触Ruby，发现Ruby真心强大，搞了那么久的Java了，已经被Java的繁琐的语法整的无语透顶了，尤其的Java异常，设计出来就是个失败呀！Ruby目前更新到了2.x了，社区也很活跃，开发效率和Java相比不是搞了一个级别。 先从感性上对比一下Ruby和Java的编码效率，Java真是弱到爆... 阅读全文

摘要：Android Studio 1.0 已经放出来了，以后的Android平台开发激昂逐步从Eclipse向Android Studio迁移，为了能不落伍我也特意从Google下载了Android Studio的安装包，并且兴高采烈地创建了我的第一个android项目。但是当运行的时候就他么悲催了。 emulator: ERROR: x86 emulation currently req... 阅读全文

摘要：One measure of ``unsortedness'' in a sequence is the number of pairs of entries that are out of order with respect to each other. For instance, in the letter sequence ``DAABEC'', this measure is 5, since D is greater than four letters to its right and E is greater than one letter to its right. This measure is called the number of inversions in the sequence. The sequence ``AACEDGG'' has only one inversion (E and D)---it is nearly sorted---while the sequence ``ZWQM'' has 6 inversions (it is as uns 阅读全文

摘要：Businesses like to have memorable telephone numbers. One way to make a telephone number memorable is to have it spell a memorable word or phrase. For example, you can call the University of Waterloo by dialing the memorable TUT-GLOP. Sometimes only part of the number is used to spell a word. When you get back to your hotel tonight you can order a pizza from Gino's by dialing 310-GINO. Another way to make a telephone number memorable is to group the digits in a memorable way. You could order your 阅读全文