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leetcode. Decode Ways
A message containing letters fromA-Zis being encoded to numbers using the following mapping:'A' -> 1'B' -> 2...'Z' -> 26Given an encoded message conta...
分类:其他好文   时间:2014-12-16 22:22:37    阅读次数:226
Creating SSL keys, CSRs, self-signed certificates, and .pem files.
What is the whole darned process?Well that’s a good question. For my purposes, this is what I need to know:Create a Private Key. These usually end in ...
分类:其他好文   时间:2014-12-16 18:54:18    阅读次数:306
雷观(十三):功能优先,开发与重构并举,性能殿后
根据自己2年多的实际开发经验,我认为:在项目开发过程中,功能是最优先的,开发与重构同样重要,性能放后面考虑。 但在重构中,我范了“编码之大忌”,这是一个反面典型案例。 事后反思,我觉得写代码的时候,尽量先专注一件事, 逐个击破比较好。把功能正确实现,在写的过程中,如果有疑问,比如数据校验、性能之类,可以先写个"TODO:需要优化",等功能测试通过,再搞下一个。One by one, it is good....
分类:其他好文   时间:2014-12-15 20:18:54    阅读次数:143
Listary Primary
1. Let your file dialog jump to the folder being viewed in any file manager instantly: 在save/open对话框中,按CTRL+G就能打开file manager中正在浏览的文件夹(以最新的为准),包括Total...
分类:其他好文   时间:2014-12-15 19:02:49    阅读次数:159
Spring学习笔记之Constructor-based or setter-based DI?
如果是强制依赖,那么使用构造器注入,如果是可选依赖,那么使用set方法注入。Spring鼓励构造器注入,可以确保依赖项不为null, Since you can mix constructor-based and setter-based DI, it is a good rule of thumb...
分类:编程语言   时间:2014-12-15 15:12:32    阅读次数:231
[leetcode]Decode Ways
问题描述: A message containing letters from A-Z is being encoded to numbers using the following mapping: 'A' -> 1 'B' -> 2 ... 'Z' -> 26 Given an encoded message containing digits, determine the tot...
分类:其他好文   时间:2014-12-15 10:30:25    阅读次数:196
反序链表
题目: Given a constant K and a singly linked list L, you are supposed to reverse the links of every K elements on L. For example, given L being 1→2→3→4→5→6, if K = 3, then you must output 3→2...
分类:其他好文   时间:2014-12-13 21:53:24    阅读次数:326
武汉科技大学ACM :1002: 零起点学算法66——反话连篇
Problem Description把输入的字符按照反着顺序输出Input多组测试数据每组一行(每组数据不超过200个字符)Output按照输入的顺序反着输出各个字符Sample InputI am a boy.Sample Output.yob a ma I#include#include in...
分类:编程语言   时间:2014-12-12 14:35:36    阅读次数:169
异常Crash之 NSGenericException,NSArray was mutated while being enumerated
*** Terminating app due to uncaught exception 'NSGenericException', reason: '*** Collection was mutated while being enumerated.' 从字面上不难理解,Crash的原因...
分类:编程语言   时间:2014-12-12 13:12:05    阅读次数:302
A different twist on pre-compiling JSPs--reference
I’ve blogged about this topic earlier and expressed my frustrations as to how web containers don’t provide good support for precompiling JSP, with the...
分类:Web程序   时间:2014-12-11 00:02:56    阅读次数:257
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