很惊讶昨晚写的第一篇学习笔记竟然有个评论了，只是今天还是对基础知识提不起精神，还是先看那三本书了解一下程序开发的大概流程吧。
今天不知道怎么闲逛就找到了这个网站，说是专门用于编程练习的，用google账户就能够登录，简单整理了一下免费版可以直接使用的！如下表：
| 编程语言 | 开源项目 | 代码行数 | 源程序 | |
| Objective-C | Cheddar | 419lines | Simple&InstantTaskManager—CDIListViewController.m | |
| C#asp.net | 486lines | WebapplicationFramework—CSharpCodeParser.cs | ||
| javaScript | jQuery | 237lines | Cross-BrowserJavascriptLibrary—traversing.js | |
| RubyonRails | 269lines | Full-stackWebApplicationFramework—relation.rb | ||
| Erlang | Riak | 357lines | DistributedKey/ValueDB—riak_core_gossip.erl | |
| Scala | 539lines | Static,Functional,Object-OrientedPL—ParArray.scala | ||
| Java | Guava | 387lines | GoogleCoreLibrariesforJava—Collections2.java | |
| Haskell | Xmonad | 177lines | X11TilingWindowManager—StackSet.hs | |
| Python | Mercurial | 465lines | DistributedVersionControl—merge.py | |
| Less | Bootstrap | 453lines | HTML/LESS/JSFramework—mixins.less | |
| php | Symfony | 221lines | PHPWebFramework—PhpEngine.php | |
| Perl | Moose | 269lines | Object-OrientedPerl—Constructor.pm | |
| C++ | WebKit | 368lines | WebBrowserEngine—HTMLDocumentParser.cpp | |
| Shell | Git | 330lines | DistributedVersionControl—git-mergetool.sh | |
| Clojure | 220lines | Dynamic,Functional,ConcurrentLisp—zip.clj | ||
| C | Redis | 475lines | DataStructureServer—db.c | |
| C | linux0.0.1 | 213lines | Minix-likekernelfori386—sched.c |
| typeable characters | 309 | |||||||||||||
| typed characters | 373 |
| ||||||||||||
| unPRoductive keystrokes | 21% | 373 typed characters — 309 typeable characters-----------------------------------------------------309 typeable characters | ||||||||||||
| elapsed time | 1:50 | |||||||||||||
| wpm | 34 | 309 typeable characters 1--------------------------- × -------------5 characters per Word 1:50 |
| ypeable characters | 376 | |||||||||||||
| typed characters | 438 |
| ||||||||||||
| unproductive keystrokes | 16% | 438 typed characters — 376 typeable characters-----------------------------------------------------376 typeable characters | ||||||||||||
| elapsed time | 1:59 | |||||||||||||
| wpm | 38 | 376 typeable characters 1--------------------------- × -------------5 characters per word 1:59 |
| 30 | lines typed |
| 456 | lines remaining |
| typeable characters | 477 | |||||||||||||
| typed characters | 519 |
|
