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【转载】android:layout_width="0dp"或者android:layout_height="0dp"所实现的效果,以及android:layout_weight的使用方法
原文地址:http://blog.sina.com.cn/s/blog_7cd0c0a80100zmfe.html在android开发中LinearLayout很常用,LinearLayout的内控件的android:layout_weight在某些场景显得非常重要,比如我们需要按比例显示。andr...
分类:移动开发   时间:2014-07-16 23:01:21    阅读次数:296
activity-alias的使用
activity-alias是android里为了反复使用Activity而设计的。当在Activity的onCreate()方法里,运行getIntent().getComponent().getClassName();得到的可能不是这个Activity的名字,有可能是别名的名字,比如:在Andr...
分类:其他好文   时间:2014-07-16 20:48:56    阅读次数:232
Leetcode Unique Paths II
Follow up for "Unique Paths":Now consider if some obstacles are added to the grids. How many unique paths would there be?An obstacle and empty space i...
分类:其他好文   时间:2014-07-16 18:09:43    阅读次数:209
UVA Don't Get Rooked
题目如下:  Don't Get Rooked  In chess, the rook is a piece that can move any number of squaresvertically or horizontally. In this problem we will consider smallchess boards (at most ...
分类:其他好文   时间:2014-07-16 10:16:07    阅读次数:254
hdu 1469 Equations
Equations Time Limit: 6000/3000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 5226    Accepted Submission(s): 2079 Problem Description Consider equatio...
分类:其他好文   时间:2014-07-16 10:10:58    阅读次数:169
You Probably Don’t Need a Message Queue
原文地址I’m a minimalist, and I don’t like to complicate software too early and unnecessarily. And adding components to a software system is one of the th...
分类:其他好文   时间:2014-07-13 19:59:16    阅读次数:480
Path Sum
Given a binary tree and a sum, determine if the tree has a root-to-leaf path such that adding up all the values along the path equals the given sum. For example: Given the below binary tree and sum ...
分类:其他好文   时间:2014-07-13 13:58:01    阅读次数:184
POJ 1422:Air Raid(最大独立集)
Air Raid Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 6547   Accepted: 3896 Description Consider a town where all the streets are one-way and each stree...
分类:其他好文   时间:2014-07-12 21:04:44    阅读次数:232
Android剖析和运行机制
翻译之《Android Anatomy and Physiology》,下载地址:http://download.csdn.net/detail/wuxiaoer717/6839427大纲:1. Android剖析Linux内核本地库(Native Libraries)Android运行时(Andr...
分类:移动开发   时间:2014-07-12 15:06:27    阅读次数:340
深入理解pthread_cond_wait、pthread_cond_signal
LINUX环境下多线程编程肯定会遇到需要条件变量的情况,此时必然要使用pthread_cond_wait()函数。但这个函数的执行过程比较难于理解。     pthread_cond_wait()的工作流程如下(以MAN中的EXAMPLE为例):        Consider two shared variables x and y, protected by the mutex mut,...
分类:其他好文   时间:2014-07-10 19:50:36    阅读次数:347
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