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蓝牙BLE
h3c交换机配置dhcp详细教程
1.连接交换机通过ssh连接交换机2.进入系统视图system-view3.启用dhcp服务[H3C]dhcpena
ble
4.进行dhcp服务配置4.1配置地址池#设置ip地址池名字,vlan1-dhcp
西坡不是东坡
·
2024-09-12 00:49
网络
运维
ip
Sql-基础知识
--数据库(database):存储数据的仓库,--数据库(database)--数据表(ta
ble
)--列名(字段-field)--数据(值-value)--创建表--(在sqlite数据库中创建表的时候定义数据类型的起不来限制数据类型的作用的
择喀普斯
·
2024-09-11 23:46
Flutter 中的低功耗
蓝牙
概述
在这些情况下,使用低功耗
蓝牙
(也称为BluetoothLE或
BLE
)似乎是最佳选择,因为它功耗低,在我们的手机中无处不在,而且无需连接到更广泛的网络。因此,
蓝牙
应用程序的需求也在不断增长。
独立开发者张张
·
2024-09-11 23:45
Flutter开发技术
flutter
Apache Doris支持的数据类型详解
目录1.TINYINT2.SMALLINT3.INT4.BIGINT5.LARGEINT6.FLOAT7.DOU
BLE
8.DECIMAL9.BOOLEAN10.CHAR11.VARCHAR(M)12.STRING13
Bulut0907
·
2024-09-11 23:44
#
Apache
Doris
Apache
Doris
数据类型
largeint
bitmap
hyperlogLog
2021-04-22 java 类和对象 上课笔记
#**构造方法**```java//构造方法,用于在内存中创建对象publicPhone(){System.out.println("我被构造了");}//构造方法publicPhone(dou
ble
kuan
琼琼i
·
2024-09-11 23:42
qt 表格中插入一行_Qt在表格中加入控件
任务:使用QTa
ble
Widget动态生成表格,在每行的某两列中加入QComboBox下拉框控件和QPushButton按钮控件有添加,删除,编辑功能,每行的按钮可以浏览文件夹并选择文件1、新建一个对话框
唉唉唉哒
·
2024-09-11 23:42
qt
表格中插入一行
关于Mybatis-Plus报错 Not Found Ta
ble
InfoCache 解决办法
0.接口结构:1.方法报错:2.解决方法:3.原因分析:0.接口结构:【接口】:publicinterfacePurchaseOrderServiceextendsIService{}【接口实现类】:publicclassPurchaseOrderServiceImplextendsBasePurchaseOrderServiceimplementsPurchaseOrderService{}【实
做猪呢,最重要的是开森啦
·
2024-09-11 21:01
SQL
mybatis
MP
tableInfo
java
mybatis-plus
note: This error originates from a subprocess, and is likely not a pro
ble
m with pip. ERROR: Failed
确保环境配置正确:检查Python版本是否与mmcv兼容(通常情况下,Python3.6-3.9是支持的)。确认安装了合适的PyTorch版本,mmcv常常需要与PyTorch版本紧密配合。更新pip,setuptools,和wheel:在运行安装命令之前,确保这些库是最新的:plaintextpipinstall--upgradepipsetuptoolswheel尝试使用预编译的轮文件:可以尝
哎呀——哪是啥
·
2024-09-11 21:57
openmmlab
pip
IEEE投稿无法上传文件问题(An error has occurred.Please try again......)
投稿上传手稿出现:Anerrorhasoccurred.Pleasetryagain.Ifthepro
ble
mpersists,pleasecontacttheSupportTeamformoreinformationandinstructions.TheSupportTeam
LeeYLong
·
2024-09-11 20:53
经验分享
2023-01-09 提倡减弱户外照明灯
Outdoorlightingmakesitpossi
ble
forhumanstosafelylivetheirliveswellaftersunset.Buttheexcessiveuseofilluminationisturningskiesoncedarkenoughtoseethousandsofstarsintoaflathaze.Andtheissuegoesfarbeyondnotb
Eva_9c90
·
2024-09-11 20:35
mybatis 查询Not Found Ta
ble
InfoCache
近期在工程迁移中遇到一个mybatis查询的问题,检查代码没有问题,但是报NotFoundTa
ble
InfoCache解决过程是不是数据库对应表错误或者实体类指定的表名错误查看配置文件链接的数据源是否正确
[奸笑]这个不是斜眼笑[奸笑]
·
2024-09-11 20:51
springboot
springcloud
mybatis
java
开发语言
jvm
【Python】已解决:note: This error originates from a subprocess,and is likely not a pro
ble
m with pip
、分析问题背景二、可能出错的原因三、错误代码示例四、正确代码示例五、注意事项已解决:note:Thiserrororiginatesfromasubprocess,andislikelynotapro
ble
mwithpip
屿小夏
·
2024-09-11 20:50
python
pip
开发语言
pip 阿里云镜像报错 certificate verify failed: una
ble
to get local issuer certificate
在没有管理员身份,且有防火墙限制的电脑上,pip安装python库包失败。但是在普通的电脑上安装正常。报错内容如下:(SSS_web)C:\Users\HXAIYVQ>pipinstallflask-ihttps://mirrors.aliyun.com/pypi/simple/Lookinginindexes:https://mirrors.aliyun.com/pypi/simple/WA
Xheng1934
·
2024-09-11 19:43
pip
阿里云
关于element plus 插件 e-ta
ble
的用法
下载依赖包npminstallelement-plus--save或者yarnaddelement-plus全局引入elementplusimportElementPlusfrom‘element-plus’import‘element-plus/dist/index.css’constapp=createApp(App)app.use(ElementPlus)app.mount(‘#app’)在
everyStudy
·
2024-09-11 18:11
前端
javascript
html
Animal farm(125)
andtheyneednotbe,anyclashofinterestswhatever.Theirstrugglesandtheirdifficultieswereone.Wasnotthelabourpro
ble
mthesameeverywhere
云手a
·
2024-09-11 18:38
常见图片格式区别
2.PNG(Porta
ble
NetworkGraphics)•特点
_耀北
·
2024-09-11 18:35
图形渲染
跨线程参数传递Transmitta
ble
ThreadLocal
Transmitta
ble
ThreadLocal是阿里巴巴开源的transmitta
ble
-thread-local库提供的一个类,它是ThreadLocal的一个增强版本,主要用于解决跨线程传递ThreadLocal
小玉起起
·
2024-09-11 17:00
java
juc
java
开发语言
gdb常用命令
文章目录1、GDB2、常用命令gdb可执行文件名run(r)/start运行程序break/bclear/deletedisa
ble
/ena
ble
displayjumpwhatisinfothreadbacktrace
过好每一天的女胖子
·
2024-09-11 17:28
linux
gdb
linux
gdb
api-ms-win-downlevel-kernel32-l2-1-0.dll 文件介绍及其丢失修复指南
api-ms-win-downlevel-kernel32-l2-1-0.dll是一个与MicrosoftVisualC++Redistributa
ble
和Windows操作系统相关的动态链接库(DLL
Nebula_042
·
2024-09-11 16:56
经验分享
windows
MySQL8.0新特性~最左前缀匹配原则被打破了
测试在MySQL8.0.25和mysql5.7.33中创建如下CREATETA
BLE
t1(f1INTNOTNULL,f2INTNOTNULL,PRIMARYKEY(f1,f2));INSERTINTOt1VALUES
进击的CJR
·
2024-09-11 16:56
mysql
mysql
掌握python-pptx:打造专业PPT表格
在python-pptx中,表格是由Ta
ble
对象表示的,这个对象提供了对表格的各种属性和方法的访问。每个表格由多个行(Row对象)组成,每行又包含多个单元格(Cell对象)。
木头左
·
2024-09-11 16:23
python办公自动化
python
powerpoint
开发语言
【LeetCode】面试经典 150 题 Day 1
88.合并两个有序数组https://leetcode.cn/pro
ble
ms/merge-sorted-array/description/?
追风0068
·
2024-09-11 14:44
Leetcode
leetcode
面试
算法
职场和发展
Java基础——深入理解Java中的多线程(超级详细,值得你看)
开发中优先选择实现Runna
ble
方式原因:实现的方式没有类的单继承性的局限性实现的方式更适合来处理多个线程共享数据的情况相同点:都需要重写run(),将线程要执行的代码声明在run()方法中线程的生命周期解决线程安全问题
2401_84558508
·
2024-09-11 14:37
作者\/
java
开发语言
jmeter远程启动配置
jdk版本一致配置linux压力机(配置agent)修改文件jmeter.properties,打开注释server_port开启端口(默认1099);打开注释,修改server.rmi.ssl.disa
ble
雪霁_
·
2024-09-11 13:32
性能测试
压力测试
jmeter
linux
剑指offer----C语言版----第六天
1.3思路分析2.扩展题目——用队列实现栈2.1题目描述2.2思路分析1.用栈实现队列原题链接:剑指Offer09.用两个栈实现队列-力扣(LeetCode)https://leetcode.cn/pro
ble
ms
姬如祎
·
2024-09-11 12:27
剑指offer
leetcode
算法
职场和发展
c语言
数据结构
2019-12-18
fromdatetimeimporttimedeltafromdatetimeimportdatetimeimportmathdefnormalize_shipment(cnt_list,date_list):arrive_ta
ble
西章momo
·
2024-09-11 12:01
nginx1.16安装
linux_packages.html#RHEL-CentOS1.必备条件sudoyuminstallyum-utils2.设置云仓库创建文件:vi/etc/yum.repos.d/nginx.repo内容如下:[nginx-sta
ble
清晨细雨~
·
2024-09-11 12:24
nginx
centos
nginx安装
ufw命令教程:在Ubuntu系统下使用ufw开放端口
我们先启用它:sudoufwena
ble
然后添加规则开放指定端
shelby_loo
·
2024-09-11 10:13
ubuntu
服务器
运维
XML姒傝堪鍙婂叾瑙勫垯
姒傝堪XML鐨勫熀鏈蹇�XML(Extensi
ble
MarkupLanguage)鍙墿灞曟爣璁拌瑷�鍏佽寮�鍙戣�呰嚜鐢卞畾涔夋爣绛撅紝鍙互灏嗘爣绛惧拰鍐呭鏈夋晥鍒嗙XML涓嶅啀渚ч噸浜庢暟鎹
Scalelength
·
2024-09-11 10:33
Unity报错:error CS8805: Program using top-level statements must be an executa
ble
.
大多数人都不想犯错,但压力大时总是动作变形大概意思网上查了一下,就是说C#的第一(top)行有错误,或者类(类的头部)就没写全这什么意思呢?又定位不到具体是哪个类但肯定是刚修改了一点点代码,就导致出错(一般都是写两行代码调试一次,除非你写半天代码才进行调试一次)其实很简单,就是:多写了一个分号usingUnityEngine.Rendering.HighDefinition;;//导致后面全部约等
avi9111
·
2024-09-11 10:40
每天一点u3d
unity
java
游戏引擎
c#
hive表格统计信息不准确
问题描述有个hive分区表,orc存储格式,有个分区,查询selectcount(1)fromta
ble
wheredt='yyyyMMdd'结果是0,但查询select*fromta
ble
wheredt
weixin_41956627
·
2024-09-11 09:37
hive
hive
hadoop
数据仓库
EFCore中利用原生sql进行联表/多表查询
具体方式如下(这里以2张表关联为例):首先,创建两张数据库中对应的实体类:[Ta
ble
("Sys_User")]publicclassSys_User{//////自增主键///[Ke
xk_hypothesis
·
2024-09-11 09:05
EFCore
this is incompati
ble
with sql_mode=only_full_group_by解决方案
MySQL查询时报错:thisisincompati
ble
withsql_mode=only_full_group_by报错原因分析:一、原理层面这个错误发生在mysql5.7.5版本及以上版本会出现的问题
Biubbbbbbbbiu
·
2024-09-11 09:04
Navicat
for
MySQL
sql
mysql
数据库
连接MySql报错Una
ble
to load authentication plugin 'caching_sha2_password'
在使用mybatis-generator-maven-plugin:generate的时候报了一个Una
ble
toloadauthenticationplugin'caching_sha2_password
培根芝士
·
2024-09-11 09:03
Java
SQL
SQL联表查询LEFT JOIN 数据去重复
使用leftjoin联表查询时,如果ta
ble
1中的一条记录对应了ta
ble
2的多条记录,则会重复查出id相同的多条记录。SELECTt1.
培根芝士
·
2024-09-11 09:33
SQL
sql
数据库
postgresql 判断数据是否存在,存在更新,不存在则插入
INSERTINTOta
ble
_name(create_time,update_time,name,latest_time)VALUES(NOW(),NOW(),'name''2023-04-2519:
llc的足迹
·
2024-09-11 09:32
数据库
postgresql
flask sqlalchemy 动态创建表
创建模型defget_model(suffix):classBaseModel(Base):__ta
ble
name__=f'ta
ble
_{suffix}'__ta
ble
_args__={'extend_existing
llc的足迹
·
2024-09-11 09:02
数据库
flask
sqlalchemy
sqlalchemy判断表是否存在及动态创建表
defget_model(suffix):classTa
ble
Model(Base):__ta
ble
name__=f'ta
ble
_{suffix}'__ta
ble
_args__={'extend_existing
llc的足迹
·
2024-09-11 09:02
数据库
sqlalchemy
Android 9.0 增加interface audio接口,解决编译报错
可以在编译的时候不去checkVNDK,关掉这个可能会导致XTS某些测项跑不过,一般codereview也不会给过...BOARD_VNDK_VERSION:=BOARD_VNDK_RUNTIME_DISA
BLE
main_Java
·
2024-09-11 09:01
android
Hadoop Common 之序列化机制小解
1.JavaSerializa
ble
序列化该序列化通过ObjectInputStream的readObject实现序列化,ObjectOutputStream的writeObject实现反序列化。
猫君之上
·
2024-09-11 08:59
#
Apache
Hadoop
web页面自适应QWebEngineView的大小
#ifndefOPENVIPDIALOG_H#defineOPENVIPDIALOG_H#include#include"dragga
ble
dialog.h"#includenamespaceUi{classOpenVipDialog
吃面不喝汤66
·
2024-09-11 08:29
前端
LeetCode | 0235. 二叉搜索树的最近公共祖先【Python】
Pro
ble
mLeetCodeGivenabinarysearchtree(BST),findthelowestcommonancestor(LCA)oftwogivennodesintheBST.AccordingtothedefinitionofLCAonWikipedia
Wonz
·
2024-09-11 08:43
人生苦短我用Python pandas文件格式转换
互转常用格式的方法FlatfileExcelJSONXML示例2常用格式转换简要需求依赖export方法main方法附其它格式的方法HTMLPicklingClipboardLatexHDFStore:PyTa
ble
s
程序喵D
·
2024-09-11 08:58
人生苦短我用Python
python
pandas
this is incompati
ble
with sql_mode=only_full_group_by解决
项目场景:有时候,遇到数据库重复数据,需要将数据进行分组,并取出其中一条来展示,这时就需要用到groupby语句。但是,如果mysql是高版本,当执行groupby时,select的字段不属于groupby的字段的话,sql语句就会报错。报错信息如下:Expression#1ofSELECTlistisnotinGROUPBYclauseandcontainsnonaggregatedcolumn
返回值
·
2024-09-11 08:27
mysql
sql
mysql
数据库
mysql 查询报错 this is incompati
ble
with sql_mode=only_full_group_by
InaggregatedquerywithoutGROUPBY,expression#1ofSELECTlistcontainsnonaggregatedcolumn‘smart_site.tc.company_name’;thisisincompati
ble
withsql_mode
Wind Drift
·
2024-09-11 08:26
mysql
sql
数据库
3.4 Principles of Relia
ble
Data Transfer (Part 2)
3.4.2PipelinedRelia
ble
DataTransferProtocols如我们在Part1中指出的,rdt3.0虽然是一个正确的可靠数据传输协议,然而它的性能无法满足需求。
找不到工作
·
2024-09-11 08:49
MySQL解决错误this is incompati
ble
with sql_mode=only_full_group_by…
在SQL查询语句中加入groupby时报了以下错误:;badSQLgrammar[];nestedexceptionisjava.sql.SQLSyntaxErrorException:Expression#1ofSELECTlistisnotinGROUPBYclauseandcontainsnonaggregatedcolumn'user.varieties.id'whichisnotfunc
培根芝士
·
2024-09-11 08:25
SQL
mysql
sql
数据库
初见flyway
flyway(一种数据库版本控制工具document)两种文件V和RV:V开头是不可重复执行的文件,每次修改完都该更改名称R:R开头是可重复执行的文件,需要保证内部sql都是可以重复执行的名称格式:V__ta
ble
_name.sql
simple哇
·
2024-09-11 07:52
数据库
数据库
名诗我译(艾米莉·狄金森篇25)——through bram
ble
(穿过荆棘)
译文:真念一思作者:艾米莉·狄金森Throughlaneitlay--throughbram
ble
--Throughclearingandthroughwood--BandittioftenpassedusUponthelonelyroad
臻念
·
2024-09-11 07:12
网络学习-eNSP配置NAT
[Huawei]undoinfo-centerena
ble
Info:Informationcenterisdisa
ble
d.
丢爸
·
2024-09-11 06:48
Linux
网络
网络
学习
linux
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