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#!/usr/bin/env python | |
# encoding: utf-8 | |
# | |
import os | |
import os.path | |
import sys | |
import time | |
def do_convert(from_path, to_dir, to_filename): | |
to_path = os.path.join(to_dir, to_filename) |
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Python计算机视觉编程 | |
目录 | |
1 基本的图像操作和处理 | |
2 局部图像描述子 | |
3 图像到图像的映射 | |
4 照相机模型与增强现实 | |
5 多视图几何 | |
6 图像聚类 | |
7 图像搜索 |
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网站运维技术与实践 | |
跳转至: 导航、 搜索 | |
目录 | |
1 服务器监测 | |
2 产品访问监测 | |
3 数据采集、传输与过滤 | |
4 数据分析与报警 | |
5 测试评估 | |
6 集群架构规划 |
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static void saveSkBitmapToBMPFile(const SkBitmap& skBitmap, const char* path) | |
{ | |
typedef unsigned char UINT8; | |
typedef signed char SINT8; | |
typedef unsigned short UINT16; | |
typedef signed short SINT16; | |
typedef unsigned int UINT32; | |
typedef signed int SINT32; | |
struct BMP_FILEHDR // BMP file header |
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大数据日知录:架构与算法 | |
跳转至: 导航、 搜索 | |
目录 | |
1 当谈论大数据时我们在谈论什么 | |
2 数据分片与路由 | |
3 数据复制与一致性 | |
4 大数据常用算法与数据结构 | |
5 集群资源管理与调度 | |
6 分布式协调系统 |
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数据挖掘导论(完整版) | |
跳转至: 导航、 搜索 | |
目录 | |
1 绪论 | |
2 数据 | |
3 探索数据(EDA) | |
4 分类:基本概念、决策树与模型评估 | |
5 分类:其他技术 | |
6 关联分析:基本概念和算法 |
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Linux系统编程(第2版) | |
跳转至: 导航、 搜索 | |
目录 | |
1 入门和基本概念 | |
2 文件I/O | |
3 缓冲I/O | |
4 高级文件I/O | |
5 进程管理 | |
6 高级进程管理 |
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虚拟化技术原理与实现 | |
跳转至: 导航、 搜索 | |
x86分段机制:Base+Limit+读写属性/访问权限 | |
逻辑地址 --> GDT/LDT --> (线性)虚拟地址 | |
CS DS SS ES/FS/GS | |
{L/S}{GDT/LDT}:特权指令? | |
分页机制:线性地址 --> 物理地址(TLB, CR3) | |
页表(Page Table):VFN --> PFN | |
PDE/PTE的P(present)字段:0,不在物理内存中,产生缺页中断 |
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大型网站技术架构:核心原理与案例分析 | |
跳转至: 导航、 搜索 | |
p XI. 。。。但能在比较短的时间内解决这些技术问题,也说明了网站架构其实并不难,真正能解决问题的技术一定是简单的 | |
大内存服务器作为分布式缓存 | |
缓存预热、缓存穿透(请求不存在的数据?) | |
JBoss Cache | |
Memcached:TCP+文本命令? | |
基于Libevent | |
应用服务器集群+负载均衡 |
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编译器设计(第2版) | |
跳转至: 导航、 搜索 | |
p34 从NFA到DFA:Thompson子集构造法(e-closure) | |
p39 从DFA到最小DFA:Hopcroft算法(检测2个状态是否等价) | |
p55 DFA最小化:Brzozowski算法 | |
给定NFA n,等价的最小DFA:Reachable( subset( reverse( reachable( subset( reverse(n)))))) | |
p116 LL(1)、LR(1) | |
SLR(1)用FOLLOW集来区分移进和归约,不再需要look ahead符号 | |
LALR(1):集合中表示状态的项是一些关键项,其他项可从关键项导出,与SLR(1)等效 |
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