[root@NMS src]# yum search mariadb Last metadata expiration check: 0:46:24 ago on Fri 02 Jul 2021 08:18:32 PM CST. Name Exactly Matched: mariadb maria ...
分类:
数据库 时间:
2021-07-05 16:58:36
阅读次数:
0
Design a search autocomplete system for a search engine. Users may input a sentence (at least one word and end with a special character '#'). You are ...
分类:
其他好文 时间:
2021-06-30 18:12:21
阅读次数:
0
Flink可靠性的基石-checkpoint机制详细解析 Checkpoint介绍 checkpoint机制是Flink可靠性的基石,可以保证Flink集群在某个算子因为某些原因(如 异常退出)出现故障时,能够将整个应用流图的状态恢复到故障之前的某一状态,保 证应用流图状态的一致性。Flink的ch ...
分类:
其他好文 时间:
2021-06-02 14:37:17
阅读次数:
0
Kafka Exactly Once语义 精准一次: 将服务器的ACK级别设置为-1,可以保证Producer到Server之间不会丢失数据,即At Least Once语义。相对的,将服务器ACK级别设置为0,可以保证生产者每条消息只会被发送一次,即At Most Once语义。 At Least ...
分类:
其他好文 时间:
2021-06-02 12:21:04
阅读次数:
0
03-树3 Tree Traversals Again (25 分) An inorder binary tree traversal can be implemented in a non-recursive way with a stack. For example, suppose that ...
分类:
其他好文 时间:
2021-04-27 14:18:22
阅读次数:
0
一、大数据框架三种语义???? 在分布式系统中,如kafka、spark、flink等构成系统的任何节点都是被定义为可以彼此独立失败的。比如在 Kafka 中,broker 可能会 crash,在 producer 推送数据至 topic 的过程中也可能会遇到网络问题。根据 producer 处理此 ...
分类:
其他好文 时间:
2021-04-09 13:27:18
阅读次数:
0
The land is for sale in CyberCity, and is divided into several pieces. Here it is assumed that each piece of land has exactly two neighboring pieces, ...
分类:
其他好文 时间:
2021-03-11 19:32:24
阅读次数:
0
Given an integer n, return the number of structurally unique BST's (binary search trees) which has exactly n nodes of unique values from 1 to n. Examp ...
分类:
其他好文 时间:
2021-02-20 12:13:36
阅读次数:
0
You are given a sorted unique integer array nums. Return the smallest sorted list of ranges that cover all the numbers in the array exactly. That is, ...
分类:
其他好文 时间:
2020-10-30 11:55:20
阅读次数:
20
I will use the field “ClosingDate” to demonstrate my favorite approach to trouble shoot field binding issue. Generally speaking, the issue could be su ...
分类:
其他好文 时间:
2020-09-17 17:07:23
阅读次数:
32