diagnostic parameter software change
Required request parameter 'numbers' for method parameter type String[] is not present
报错就是这个,然后报错的信息再给点详细的 org.springframework.web.bind.MissingServletRequestParameterException: Required request parameter 'numbers' for method parameter t ......
elementui 工具使用el-form嵌入el-input组件添加@change事件,点击回车键(enter)时整个页面会刷新,以下是阻止页面刷新的方式
解决页面刷新问题就是阻止el-form上默认的提交事件@submit.native.prevent <el-form ref="formRef" :model="getFormData" size="small" label-width="auto" @submit.native.prevent> ......
Git拉取失败 Your local changes would be overwritten by merge.Commit, stash or revert them to proceed.
今天在使用Git pull 代码的时候,出现了这样的问题: Git Pull Failed Your local changes would be overwritten by merge. Commit, stash or revert them to proceed. 这是因为本地有文件改动未提 ......
查询列表时参数有限制提示The server supports a maximum of 2100 parameters.
1 public ActionResult Export(SAPPRItemSearchVM searchvm) 2 { 3 searchvm.SetFilter(MyPRItemReader, this.GetWorkingUser(true)); 4 5 IList<SAPPRItemDTO> ......
【动态规划 & 换根dp】Change Root DP
还在更新ing 前言 此乃小 Oler 的一篇小小算法随笔,从今日后,还会进行详细的修订。 一、简单介绍(change root dp) 如需了解树形dp的,本蒟蒻毛遂自荐,万字大文动态规划【树形dp】Tree DP ~~~详解 换根dp,又叫二次扫描,是树形DP的一种,是一种用来求解树上各点到其他 ......
pt-online-schema-change的使用
#!/bin/bashdatept-online-schema-change --alter "ADD INDEX idx_01(create_time)" D=database_name,t=table_name --charset utf8mb4 --nocheck-replication-fi ......
/home/software/TRF/missing: line 81: aclocal-1.16: command not found
001、报错如下:/home/software/TRF/missing: line 81: aclocal-1.16: command not found 002、解决方法 ......
Unity DOTS系列之Struct Change核心机制分析
最近DOTS发布了正式的版本, 我们来分享一下DOTS里面Struct Change机制,方便大家上手学习掌握Unity DOTS开发。 基于ArchType与Chunk的Entity管理机制 我们回顾以下ECS的内存管理核心机制,基于ArchType+Chunk的Entity管理模式。每个Enti ......
InnoDB 存储引擎之 Insert Buffer / Change Buffer
Mysql 5.7 InnoDB 存储引擎整体逻辑架构图 一、索引概述 CREATE TABLE `t_user`( `id` int(10) unsigned NOT NULL AUTO_INCREMENT COMMENT '主键 id', `name` varchar(32) NOT NULL ......
CF911G Mass Change Queries
CF911G Mass Change Queries 题解 首先这题有一个很一眼的分块做法,并且由于只需要维护颜色,所以会极其好写。 对每个块维护并查集,表示整块中颜色变成了哪个颜色,每个位置单独也指向一个颜色表示最初指向哪个颜色,这样就很好维护了。 但是发现值最大只有 \(100\),所以考虑和值 ......
[930] arcpy - change spatial reference, zoom to layer and export to PDF
The general idea is as follows: aprx -> layout -> map -> layer -> extent layout -> setExtent layout -> exportToPDF The script is as follows: def expor ......
Roma and Changing Signs
传送门 记\(t\)为\(a\)中\(a_i<0\)的数的个数。 若\(k \le t\),则从小到大将负数变成正数最优。 假设不这么操作最优,也就是选了一个较大的负数或者正数取反,将它们换成一个小的负数取反,答案不劣。 若\(k \ge t\)且\(k-t\)为偶数。 所有数的和为\(s_1\), ......
Climate Change
Problem: Climate WarmingOverview: According to data from the National Climate Center, China's annual average temperature has shown a significant upwar ......
配置系统未能初始化。“System.Transactions.Diagnostics.DiagnosticTrace”的类型初始值设定项引发异常。
配置系统未能初始化。“System.Transactions.Diagnostics.DiagnosticTrace”的类型初始值设定项引发异常。 1.是检查当前程序的 App.config 的配置节,configSections 节点要作为 configuration 节点下的第一个节点。如果不是 ......
git报错 | error: You have not concluded your merge (MERGE_HEAD exists). hint: Please, commit your changes before merging. fatal: Exiting because of unfinished merge.
git报错 error: error: You have not concluded your merge (MERGE_HEAD exists). hint: Please, commit your changes before merging. fatal: Exiting because of ......
Docker_报错:Host key for 47.116.79.175 has changed and you have requested strict checking. Host key verification failed.
Host key for 47.116.79.175 has changed and you have requested strict checking. Host key verification failed. 问题原因用OpenSSH的人都知ssh会把你每个你访问过计算机的公钥(public ......
Unity DOTS系列之Struct Change核心机制分析
最近DOTS发布了正式的版本, 我们来分享一下DOTS里面Struct Change机制,方便大家上手学习掌握Unity DOTS开发。 基于ArchType与Chunk的Entity管理机制 我们回顾以下ECS的内存管理核心机制,基于ArchType+Chunk的Entity管理模式。每个Enti ......
pip3 install xxx, Fatal error in launcher: Unable to create process using '"C:\Software\Python310\python.exe" "D:\xxxx\Software\Python310\Scripts\pip3.exe" install shutil': ???????????
重装系统后, 移动了python所在目录后, 使用 pip3 install xx 提示: Fatal error in launcher: Unable to create process using '"C:\Software\Python310\python.exe" "D:\Aliwall\ ......
Minimum Changes to Make K Semi-palindromes
Minimum Changes to Make K Semi-palindromes Given a string s and an integer k, partition s into k substrings such that the sum of the number of letter ......
input输入框的值明明改变了,却不走change方法
代码没问题的前提下,考虑可能是这种原因: 你可能在代码中使用了val()方法付来更新输入框的值,请注意,使用val()方法更新输入框的值不会触发change事件 ; 但是可以使用以下这种方法手动触发change事件 ; $('#input').val('新的值').trigger('change') ......
[925] GDA2020_MGA and change the spatial reference in ArcGIS Pro
ZONE50: 114.0 120.0 - arcpy.mp.spatialReference("GDA2020_MGA_Zone_50") ZONE51: 120.0 126.0 - arcpy.mp.spatialReference("GDA2020_MGA_Zone_51") ZONE52: ......
flask学习-03 模型Model 解决flask migtate 时报No changes in schema detected
报如上错误说明建表示失败 flask-migrate是检测上下文中db.Model的子类来创建表的..,所有我们必须让这个app能够知道有这个models文件的存在,所以,在app文件导入类user ......
koa使用koa-parameter校验参数
koa使用koa-parameter校验参数 Poppy11关注IP属地: 陕西 2020.09.01 09:57:06字数 99阅读 4,130 koa-parameter一般是用来校验请求传过来的参数是否是自己所需要的的 一、首先下载依赖 npm i koa-parameter --save 二 ......
计时 System.Diagnostics.Stopwatch
// System.Diagnostics.Stopwatch.StartNew(); //使用StartNew表示已经实例并且开始计时 //sw.Reset(); //重置//sw.Elapsed.TotalMilliseconds; //毫秒 System.Diagnostics.Stopwat ......
Diagnostic Port on Electronic Engine and Transmission
Diagnostic ConnectorTest the Connection to the ECM using cat et diagnostic kit ToolkitDeutsch Connectors (6/9-Pin)NOTE: On the Deutsch 9-pin SAE Stand ......
[919] Change the horizontal alignment of a cell to center within a table of a Word document using Python
To change the horizontal alignment of a cell to center within a table of a Word document using Python and the python-docx library, you can set the ali ......
Go - Changing the Timing for Running Performance Tests
Problem: You want to run performance tests for a specific duration or a specific number of iterations. Solution: You can increase the minimum duration ......
ORA-01078: failure in processing system parameters ORA-00093: pga_aggregate_limit must be between 2048M and 100000G
在启动数据库实例时报错: ORA-01078: failure in processing system parametersORA-00093: pga_aggregate_limit must be between 2048M and 100000G 原因: 该报错是由于设置的pga_aggre ......
VBA_Worksheet_Change事件限定区域执行
Private Sub Worksheet_Change(ByVal Target As Range) Dim Rng As Range Set Rng = Intersect(Target, [b2:c9]) If Not Rng Is Nothing Then Rng.Interior.Colo ......