#Water

ORA-26876: invalid processed low-watermark (current position=string; new position=string)

文档解释ORA-26876:invalidprocessedlow-watermark(currentposition=string;newposition=string)Cause:Anattemptwasmadetosettheprocessedlow-watermarktoavaluethatwaslesstha...

ORA-23388: replication parallel push watermark error

文档解释ORA-23388:replicationparallelpushwatermarkerrorCause:Anerroroccurredduringparallelpushwhiletryingtoupdatethehigh-water-markinformationinsystem.def$_destinat...

ORA-13153: invalid high water mark specified

文档解释ORA-13153:invalidhighwatermarkspecifiedCause:Thehighwatermarkmustbegreaterthanorequaltozero.Action:Makesurethatthehighwatermarkisanintegergreaterthanorequal...

ORA-03230: segment only contains string blocks of unused space above high water mark

文档解释ORA-03230:segmentonlycontainsstringblocksofunusedspaceabovehighwatermarkCause:Attempttopreservetoomanyblocks.Action:reducetheKEEPamount.ORA-03230错误是由一个段(表或索...

MySQL Error number: MY-010873; Symbol: ER_INNODB_DIRTY_WATER_MARK_NOT_LOW; SQLSTATE: HY000

文档解释Errornumber:MY-010873;Symbol:ER_INNODB_DIRTY_WATER_MARK_NOT_LOW;SQLSTATE:HY000Message:InnoDB:innodb_max_dirty_pages_pct_lwmcannotbesethigherthaninnodb_max_d...

LeetCode:11. ContainerWithWater(Medium)

原题链接:https://leetcode.com/problems/container-with-most-water/description/题目要求:给定n个非负整数a1,a2,...,an ,每一个整数对应一个坐标(i,ai )。以(i,0)和(i,ai )为端点画一条线段,现在选...

flink 如何实现对watermark 的checkpoint,防止数据复写

finkslink后的数据被复写了???生产环境总会遇到各种各样的莫名其名的数据,一但考虑不周便是车毁人亡啊。 线上sink流是es,es的文档id是自定义的id+windowSatarTime设windowsize=10min,watermark最大延迟时间是10s,.数据中的eventtime是乱序到达的...

Water Testing 匹克定理

  题目链接:here1.匹克定理:(2*S=2*n+m-2):(n)表示多边形内部的整点数,m表示多边形边界上的整点数,S表示多边形的面积2.已知顶点求多边形面积公式:(S=0.5*absleft(x_{1}asty_{2}-y_{1}astx_{2}+x_{2}asty_{3}-y_{2}ast...
代码星球 ·2020-12-28

leetcode 11. Container With Most Water 、42. Trapping Rain Water 、238. Product of Array Except Self 、407. Trapping Rain Water II

11.ContainerWithMostWaterhttps://www.cnblogs.com/grandyang/p/4455109.html用双指针向中间滑动,较小的高度就作为当前情况的高度,然后循环找容量的最大值。不管两个指针中间有多少高度的柱子,只管两头,因为两头的才决定最大容量。classSolution{...

leetcode 11 -- Container With Most Water

题目Givennnon-negativeintegersa1,a2,…,an,whereeachrepresentsapointatcoordinate(i,ai).nverticallinesaredrawnsuchthatthetwoendpointsoflineiisat(i,ai)and(i,0).Findtw...

最大容积 Container With Most Water

2018-07-3117:28:42问题描述:问题求解:很容易想到的是BruteForce,也就是枚举所有可能的pairs,这种解法的时间复杂度为O(n^2),由于本题的数据规模较大,会TLE。那么就要对算法进行改进了。这里用到的解法是TwoPointers,左右各设置一个指针,l和r。首先计算最初的面积curArea...

UVA 11292 Dragon of Loowater(简单贪心)

Onceuponatime,intheKingdomofLoowater,aminornuisanceturnedintoamajorproblem.TheshoresofRellauCreekincentralLoowaterhadalwaysbeenaprimebreedinggroundforgeese.Duet...

Chrome的Waterfall

参考:1、https://developers.google.com/web/tools/chrome-devtools/network-performance/reference#timing2、http://www.mamicode.com/info-detail-1015625.html浏览器根据html中外连资...
代码星球 ·2020-04-06

HDU4009 Transfer water 【最小树形图】

TimeLimit:5000/3000MS(Java/Others)    MemoryLimit:65768/65768K(Java/Others)TotalSubmission(s):3775    AcceptedSubmission...
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