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Led Night Light Factory - Led Night Light Has Many Benefits
The LED Night Light Factory explains the 9 advantages of using LED night light: 1. The LED night light covers almost the entire visible range. The tra ...
分类:其他好文   时间:2020-03-03 15:03:53    阅读次数:52
3.1
1,复习 1,versatile,able to own many abilities. 2,allergy,allergic. 3,arid,dry. 4,bedrock,have real and abstract meaning. ①the hard area above loose sooi ...
分类:其他好文   时间:2020-03-02 14:29:33    阅读次数:66
LeetCode-1365 How Many Numbers Are Smaller Than the Current Number Solution with python
1. Description notes: 2. Examples: 3. Solution: 1 """ 2 created by sheepcore on 2020-03-02 3 """ 4 from typing import List 5 6 7 def smallerNumbersTha ...
分类:编程语言   时间:2020-03-02 10:44:31    阅读次数:78
nested exception is com.mongodb.MongoWaitQueueFullException: Too many operations are already waiting for a connection. Max number of operations (maxWaitQueueSize) of 500 has been exceeded.
application.yml 添加后两行配置,增加连接池数量data: mongodb: host: *** database: *** port: 27017 username: *** password: *** authenticationDatabase: *** connections- ...
分类:数据库   时间:2020-02-28 01:40:29    阅读次数:168
动态规划专题
一、动态规划 问题:Bone Collector Many years ago , in Teddy’s hometown there was a man who was called “Bone Collector”. This man like to collect varies of bone ...
分类:其他好文   时间:2020-02-24 18:48:56    阅读次数:68
信贷类风险管理分析方法及应用
1,问题界定:6W3H,who,when,where,what,why,which,how,how much,how many ,先确认目标,锁定主题,选择合适的分析方法。 探寻数字‘病症’背后的‘病因’,界定问题一般采用回溯法,开展分析及收敛确定,将可能造成最终结果的因子一一列出,再一一检测问题所 ...
分类:其他好文   时间:2020-02-23 16:16:27    阅读次数:70
use matplotlib to draw scatter plot
There are many pionts in this kind of table. How to do it? We can use scatter() to draw it. Code: import matplotlib.pyplot as plt plt.scatter(1,4) plt ...
分类:其他好文   时间:2020-02-21 20:30:28    阅读次数:50
名词模块_公共场所
名词模块_公共场所 |名词模块|释义| | | | |in|在...里面| |by|在...附近| |beside|在...旁边| |near|在...附近| |behind|在...后面| |in front of|在...前部| |many|许多| |building|建筑物| |playgro ...
分类:其他好文   时间:2020-02-15 15:54:30    阅读次数:130
Elastic Search 学习之路(一)
一、基本概念及缘由 1.Sql vs nosql SQL:Structured Query Language Nosql:Not only SQL Relationship DB Relations:One-to-one relation、One-to-many、Many-to-many、Self- ...
分类:其他好文   时间:2020-02-11 16:09:20    阅读次数:55
[LeetCode]1295. Find Numbers with Even Number of Digits
Given an array nums of integers, return how many of them contain an even number of digits. Example 1: Input: nums = [12,345,2,6,7896]Output: 2Explanat ...
分类:其他好文   时间:2020-02-10 17:53:55    阅读次数:65
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