generating dsym file change the appropriate one from 'DWARF with dSYM file' to just 'DWARF',This should cut your build times down, however it is remov ...
分类:
其他好文 时间:
2016-05-18 17:43:10
阅读次数:
161
1,ARC 是编译器做的事情(在编译期间插入内存管理相关代码) ARC evaluates the lifetime requirements of your objects and automatically inserts appropriate memory management calls ...
分类:
其他好文 时间:
2016-05-17 17:28:08
阅读次数:
131
TCP在慢启动阶段,每一个RTT拥塞窗口按指数级增长,TCP在拥塞避免阶段,每一个RTT拥塞窗口线性增加1。这些都是书上讲的,不必太认真,真实的情况要比这个复杂的多! 首先我们看大部分的资料里讲的TCP是怎么实现每RTT增窗的,一切都是扯理论,没什么现实意义! 在慢启动阶段,每收到一个ACK(数据包从发出到收到其ACK,就是一个RTT),窗口增加1,在拥塞避免阶段,每收...
分类:
移动开发 时间:
2016-05-12 22:45:22
阅读次数:
443
Two tricks here: 1. Counting no. of inversed pairs - using Merge Sort, nothing special 2. How to check 'chaotic'? We simply check if any number is ove ...
分类:
其他好文 时间:
2016-05-07 15:01:28
阅读次数:
132
1 对象(Double Elephants) 1.1 抽象 1.2 每个对象都有一个接口 接口决定了实现该接口的类型的对象能发出什么消息。比如手机在初期就被设计成为可以[打电话]、[发短信]、[拍照],这些动作可以看做是接口,实现了这些接口就是一部手机。接口把这些必要的方法聚集起来,就能让实现接口的 ...
分类:
编程语言 时间:
2016-05-07 13:29:42
阅读次数:
199
Comparison 1. LSA stems from Linear Algebra as it is nothing more than a Singular Value Decomposition. On the other hand, pLSA has a strong probabilis ...
分类:
其他好文 时间:
2016-04-26 17:23:07
阅读次数:
146
Some of us get dipped in flat, some in satin , some in gloss. But every once in a while you find someone who's iridescent, and when you do , nothing w ...
分类:
其他好文 时间:
2016-04-24 18:52:41
阅读次数:
135
我最近也在看深入理解计算机系统这本书,上面提到了在32位机器和64机器中int类型都占用4个字节。后来,别人查了The C Programming language这本书,里面有一句话是这样的: Each compiler is free to choose appropriate sizes fo ...
分类:
其他好文 时间:
2016-04-21 08:52:58
阅读次数:
230
When nothing seems to help, I go look at a stonecutter hammering away at his rock, perhaps a hundred times without as much as a crack showing in it. Y ...
分类:
其他好文 时间:
2016-04-20 00:23:21
阅读次数:
153
当你完成组件注册,并将组件暴露为适当的服务后你就可以通过容器或者容器的子生命周期域来解析服务(After you have your components registered with appropriate services exposed, you can resolve services f ...
分类:
其他好文 时间:
2016-04-18 22:29:48
阅读次数:
373