A message containing letters fromA-Zis being encoded to numbers using the following mapping:'A' -> 1'B' -> 2...'Z' -> 26Given an encoded message conta...
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其他好文 时间:
2014-12-16 22:22:37
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226
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 ...
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其他好文 时间:
2014-12-16 18:54:18
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306
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....
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其他好文 时间:
2014-12-15 20:18:54
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143
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...
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其他好文 时间:
2014-12-15 19:02:49
阅读次数:
159
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...
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编程语言 时间:
2014-12-15 15:12:32
阅读次数:
231
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...
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其他好文 时间:
2014-12-15 10:30:25
阅读次数:
196
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...
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其他好文 时间:
2014-12-13 21:53:24
阅读次数:
326
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...
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编程语言 时间:
2014-12-12 14:35:36
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169
*** 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...
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编程语言 时间:
2014-12-12 13:12:05
阅读次数:
302
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...
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Web程序 时间:
2014-12-11 00:02:56
阅读次数:
257