摘要: 9/20/2017 第1/16题 132 Pattern "作业部落link" 第2/16题 Kth Smallest Element in a Sorted Matrix "作业部落link" 第3/16题 reverse link list 第4/16题 reverse binary tree 阅读全文
posted @ 2017-09-21 12:18 fxrcode 阅读(238) 评论(0) 推荐(0) 编辑
摘要: I went through the EE445M and found it’s interesting since the goal of this class is to build a working RTOS. The first lec note mentioned how to make an object in C. The example he used is the “FIFO”... 阅读全文
posted @ 2014-07-17 14:32 fxrcode 阅读(305) 评论(0) 推荐(0) 编辑
摘要: This is the 1st pattern I study. In here, I will mark down my doubts, java study, DESIGN PRINCIPLES, DESIGN PATTERN. There are 3 design principles in this pattern: 1. Identify the aspects of your ap... 阅读全文
posted @ 2014-07-11 15:08 fxrcode 阅读(163) 评论(0) 推荐(0) 编辑
摘要: Update: July 10, 2014 I got so many books in DB, so it is a better choice to focus on one book for each domain and finish those exercises. 0. Blog --- use cnblogs and each task use unique note but u... 阅读全文
posted @ 2014-07-11 06:48 fxrcode 阅读(157) 评论(0) 推荐(0) 编辑
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posted @ 2014-07-09 17:17 fxrcode 阅读(3) 评论(0) 推荐(0) 编辑
摘要: 上周做了2个半小时的bart到了Thoratec HQ。问了以下几个问题:1. 怎么用SystemVerilog和C++的assertion2. 如何simulate interrupt (FreeRTOS, ARM M3)在Eclipse C++3. 在BPSK中为什么用FIR而不是IIR? ... 阅读全文
posted @ 2014-07-09 03:08 fxrcode 阅读(290) 评论(0) 推荐(0) 编辑
摘要: Update: July 4, 2014 Chap 5: At the beginning, he mentioned that: recursion is a divide-and-conquer method. Although many algorithms can be solved in simple recursion but it is often an equally algo... 阅读全文
posted @ 2014-07-05 10:13 fxrcode 阅读(336) 评论(0) 推荐(0) 编辑
摘要: 我觉得这个lab最主要就是理解好Virtual memory是怎么map到physical memory的。在CSAPP里面了,通过MMU和TLB电路来实现转换。x86中是用的2级page table。 还要理解stack frame(譬如lab1的project 4.1.1):switch_to_u2k和swith_to_k2u.有2种方法。一个是通过改写stackframe的TSS。一个是直... 阅读全文
posted @ 2014-06-30 15:25 fxrcode 阅读(908) 评论(0) 推荐(0) 编辑
摘要: 在MTF的encoding中,主要就是把要encode的string和symbol table比较,将对应的index保存并把相同的值放到symbol table的最前头。eg: string = caaabaa... symbol table = 0123abcd...则要得到:c0123ab... 阅读全文
posted @ 2014-06-28 18:32 fxrcode 阅读(331) 评论(0) 推荐(0) 编辑
摘要: This training course schedule can be used a reference for interview review!http://www.ac6-training.com/cours.php/cat_FSCA/ref_RT3/print_true.xphphttps... 阅读全文
posted @ 2014-06-27 09:42 fxrcode 阅读(581) 评论(0) 推荐(0) 编辑