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[虚拟机OA]Fun with Anagrams 玩转同构词
Two strings are anagrams if they are permutations of each other. For example, "aaagmnrs" is an anagram of "anagrams". Given an array of strings, remov ...
分类:其他好文   时间:2019-09-12 09:19:34    阅读次数:167
指向class的指针使用方法实例
运行结果: 指向class的指针。 This example makes use of several operators to operate on objects and pointers (operators *, &, ., ->, []). They can be interpreted ...
分类:其他好文   时间:2019-06-23 22:52:56    阅读次数:160
dax-分类汇总
earlier函数,用var来替代earlier求分类汇总
分类:其他好文   时间:2019-02-18 17:33:53    阅读次数:1725
What is Zeebe?
转自:https://zeebe.io/what-is-zeebe/ Zeebe is a workflow engine for microservices orchestration. This write-up will help you understand exactly what Zee ...
分类:其他好文   时间:2019-02-04 20:58:12    阅读次数:214
依赖的导出和安装requirements.txt
Requirements Files “Requirements files” are files containing a list of items to be installed using pip install like so: pip install -r requirements.tx ...
分类:其他好文   时间:2018-12-11 01:36:50    阅读次数:179
算法竞赛训练指南11.2 最小生成树
Buy or Build UVA - 1151 World Wide Networks (WWN) is a leading company that operates large telecommunication networks. WWN would like to setup a new n ...
分类:编程语言   时间:2018-10-24 15:50:21    阅读次数:183
对仿真glbl.v文件的理解
Simulation, UniSim, SimPrim - How do I use the "glbl.v" module in a Verilog simulation? Simulation, UniSim, SimPrim - How do I use the "glbl.v" module ...
分类:其他好文   时间:2018-10-20 22:11:19    阅读次数:247
dax-新老会员的识别
突然想起来之前有看过新老会员的识别,原来都是用mysql写(先写出会员购买首次日期,再去匹配再casewhen写好),到dax里一个公式就可以解决,感觉清清爽爽。还听取群里老师的意见,把退货的条件也考虑进去,重新修改了公式:里面用了earlier函数,这个函数比较抽象。重点是之前的值,有点不清晰,之前是大还是小,高还是低。(根据用下来的经验,感觉其实earlier其实是有点取最大值的意思。)看一下
分类:其他好文   时间:2018-07-26 19:58:31    阅读次数:201
6.21外刊打卡3
Hedge funds and artificial intelligence 对冲基金与人工智能 商业银行的风险对冲可以分为自我对冲和市场对冲两种情况: 1、所谓自我对冲是指商业银行利用资产负债表或某些具有收益负相关性质的业务组合本身所具有的对冲特性进行风险对冲。 2、市场对冲是指对于无法通过资产 ...
分类:其他好文   时间:2018-06-21 22:24:36    阅读次数:204
MySQL Crash Course #06# Chapter 13. 14 GROUP BY. 子查询
索引 理解 GROUP BY 过滤数据 vs. 过滤分组 GROUP BY 与 ORDER BY 之不成文的规定 子查询 vs. 联表查询 相关子查询和不相关子查询. 增量构造复杂查询 Always More Than One Solution As explained earlier in thi ...
分类:数据库   时间:2018-03-31 11:00:40    阅读次数:226
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