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ubuntu14.04安装pyspider
sudo apt-get install libcurl4-openssl-dev libxml2-dev libxslt1-dev sudo atp-get install phantomjs 激活虚拟环境(python3.6.7) pip install pyspider 执行pysqpider ...
分类:系统相关   时间:2018-11-24 16:33:48    阅读次数:242
python3 之 格式化json
Parameter indent decides the number of spaces to use for indentation. Parameter sort_keys decides whether the keys in formatted JSON should be in sort ...
分类:编程语言   时间:2018-11-24 11:32:00    阅读次数:333
从char/wchar_t到TCHAR (续)
五.MFC动态字符串类CString // …\Microsoft Visual Studio 8\VC\atlmfc\include\afx.h 一个CString对象由可变长度的一队字符组成。CString使用类似于Basic的语法提供函数和操作符。连接和比较操作符以及简化的内存管理使CStri ...
分类:其他好文   时间:2018-11-24 11:30:52    阅读次数:250
《5 Essential Skills Every Big Data Analyst Should Have》
Team Jigsaw ELEMENTARY, MY DEAR WATSON. Sherlock Holmes is the world’s greatest fictional detective. Though all that remains of 221/B Baker Street is ...
分类:其他好文   时间:2018-11-23 01:09:55    阅读次数:263
Populating Next Right Pointers in Each Node II
Given a binary tree Populate each next pointer to point to its next right node. If there is no next right node, the next pointer should be set to NULL ...
分类:其他好文   时间:2018-11-22 23:03:13    阅读次数:275
Ubuntu 添加删除用户 How to Add and Delete Users on Ubuntu 16.04
Introduction One of the most basic tasks that you should know how to do on a fresh Linux server is add and remove users. When you create a new system, ...
分类:系统相关   时间:2018-11-22 21:43:08    阅读次数:261
[MySQL]快速解决"Table '.\sjzlf\zbp_post' is marked as crashed and should be repaired"故障
为了不冒失修复,故采取保守做法,我们知道 MySQL 一个高效的管理工具便是 PhpMyAdmin,而在该管理软件中就包含了对表的检查、分析、修复、优化功能,比起网上提供的含糊命令行来说更安全更简便。 通过实践,在使用检查表功能后确实发现了问题,之后使用修复功能进行了修复,反馈结果每个表都已经 ok ...
分类:数据库   时间:2018-11-22 19:03:00    阅读次数:241
只出现一次的数字
Given a non-empty array of integers, every element appears twice except for one. Find that single one. Note: Your algorithm should have a linear runti ...
分类:其他好文   时间:2018-11-21 15:56:37    阅读次数:154
存在重复元素
Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the arr ...
分类:其他好文   时间:2018-11-21 15:52:32    阅读次数:150
[LeetCode&Python] Problem 706. Design HashMap
Design a HashMap without using any built-in hash table libraries. To be specific, your design should include these functions: put(key, value) : Insert ...
分类:编程语言   时间:2018-11-21 12:17:06    阅读次数:166
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