05 2015 档案

英语词根词缀记忆法（二）
摘要：词缀位置，含义示例dia-表示"穿过，二者之间"dialogue 对话（dia+logue 话→对着说话）diameter 直径（dia+meter 测量→对着测量〔圆〕直径）diaphanous 透明的；精致的（dia+phan 显示＋ous→对面显示〔影子〕→透明的）dialectic 辩证法（... 阅读全文
posted @ 2015-05-23 22:57 alfonso 阅读(1309) 评论(0) 推荐(0)
英语词根词缀记忆法（一）
摘要：[原文链接](http://blog.sina.com.cn/s/blog_4c5c25d60101hgcy.html)词缀位置，含义示例a-加在单词或词根前面； 表示"不，无，非"acentric 无中心的 （a+centric 中心的）asocial 不好社交的（a+social 好社交的）am... 阅读全文
posted @ 2015-05-23 22:36 alfonso 阅读(1027) 评论(0) 推荐(0)
scala类型推导示例
摘要：# `msort` vs `sortWith`~~~scalaval ls = List("a", "b", "c", "d", "e")msort((x: Char, y: Char) => x > y)(ls)ls sortWith(_ > _)msort(_ > _)(ls) // er... 阅读全文
posted @ 2015-05-20 17:37 alfonso 阅读(163) 评论(0) 推荐(0)
Scala Links
摘要：[scala编码规范](http://zhangyi.farbox.com/post/scala-coding-standard)[有关jvm,scala与后端架构](http://hongjiang.info/scala/)[组合子](http://www.blogjava.net/ajoo/ca... 阅读全文
posted @ 2015-05-19 10:19 alfonso 阅读(76) 评论(0) 推荐(0)
铁夫破词
摘要：[铁夫破词](http://study.163.com/course/courseMain.htm?courseId=594003)## 词根hum（泥土）+ human（女娲造人）+ hummock：小山岗，小土丘+ inhume（埋葬，埋藏）+ exhume（挖掘） `e`表示动... 阅读全文
posted @ 2015-05-16 23:24 alfonso 阅读(313) 评论(0) 推荐(0)
scala基础内容-case，Option
摘要：# Case Class and Pattern Matching## A simple example~~~scalaabstract class Exprcase class Var(name: String) extends Exprcase class Number(name: Double... 阅读全文
posted @ 2015-05-15 14:34 alfonso 阅读(249) 评论(0) 推荐(0)
scala基础内容-functional objects, nested iteration
摘要：## Functional ObjectsFunctional Objects do not have any mutable state. The `Rational` class Example:1. Constructing a `Rational`2. Reimplementing th... 阅读全文
posted @ 2015-05-15 14:33 alfonso 阅读(98) 评论(0) 推荐(0)
scala基础内容-traits
摘要：# TraitsTraits are a fundamental unit of code reuse in Scala. A trait encapsulates method and field definitions, which can then be reused by mixing th... 阅读全文
posted @ 2015-05-15 14:33 alfonso 阅读(133) 评论(0) 推荐(0)
scala基础内容-杂项
摘要：## 特殊之处In Scala assignment always results in the unit value, ()```scalavar a = 1(a = 2).getClass //=> Class[Unit] = void```## 读取文件```scalaimport s... 阅读全文
posted @ 2015-05-15 14:32 alfonso 阅读(126) 评论(0) 推荐(0)
scala基础内容-继承、组合
摘要：## Composition and Inheritance1. abstract classes2. parameterless methods3. extending classes4. overriding methods and fields5. parametric fields6. in... 阅读全文
posted @ 2015-05-15 14:32 alfonso 阅读(98) 评论(0) 推荐(0)
Emacs shortcuts
摘要：## Shortcuts[EmacsNewbieKeyReference](http://emacswiki.org/emacs/EmacsNewbieKeyReference)| shortcut | key-binding || :--------: | :-----------: || go ... 阅读全文
posted @ 2015-05-13 14:55 alfonso 阅读(135) 评论(0) 推荐(0)
Essentials of Programming Languages -- 4 State
摘要：# 4.1 Computational EffectsThe *value* produced by a computation may have *effects* as well: it may read,print,or alter the state of memory or a file ... 阅读全文
posted @ 2015-05-11 21:38 alfonso 阅读(146) 评论(0) 推荐(0)