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蓝牙ble
通义说【线性代数】什么是线性
线性关系是一种简单的数学关系,其中因变量(dependentvaria
ble
)相对于自变量(independentvaria
ble
)的变化率是常数,这意味着随着自变量的增加,因变量按照固定的比例增加或减少
假装有头像
·
2024-09-03 06:12
线性代数
BluetoothEna
ble
Fork插件的用法
概念介绍2.使用方法2.1简单用法2.2自定义用法3.示例代码4.内容总结我们在上一章回中介绍了"三方包open_settings"相关的内容,本章回中将介绍另外一个三方包:bluetooth_ena
ble
_fork
talk_8
·
2024-09-03 06:41
一起Talk
Flutter吧
android
移动开发Flutter
每日一词-181005
Oldpro
ble
mswereexistingallthetimeandnewpro
ble
msemerge.场景1:不断用谎言掩盖问题,终有一天破绽会显露出来。
Zeroun_Ph
·
2024-09-03 06:41
sqlserver 表转实体
SELECT'private'+''+CASEWHENDATA_TYPE='int'THEN'int'WHENDATA_TYPE='decimal'THEN'dou
ble
'WHENDATA_TYPE='
mmkkuoi
·
2024-09-03 06:10
sql
java
sqlserver 删除重复数据,保留一条
1.WITHcteAS(SELECTFBase1,ftext,ROW_NUMBER()OVER(PARTITIONBYFBase1,ftextORDERBY(SELECT0))ASrnFROMta
ble
wherefid
mmkkuoi
·
2024-09-03 06:40
sql
sql
win10 go run报错cgo: C compiler “gcc“ not found: exec: “gcc“: executa
ble
file not found in %PATH%
文章目录goland下的补充配置WindowPowerShellCommandPrompt在运行gorun-racemain.go的时候,出现了以下错误:如果报错事CGO_ENA
BLE
D=0那么直接使用这个命令就好
SAO&asuna
·
2024-09-03 05:36
golang
c语言
开发语言
golang 模板引擎常用语法
初始化语法如下:其中$varia
ble
是变量的名字。声明变量的action不会产生任何输出。{{$varia
ble
:=pipeline}}福利彩蛋:没有好玩的API接口?
nbplus_007
·
2024-09-03 05:35
golang
golang
python
前端
开发语言
go配置文件
个人开发
iOS 如何设置ta
ble
ViewHeader控件的高度 附代码
如何设置ta
ble
ViewHeader控件的高度第一种情况,如果是在控制器中添加的ta
ble
View,并且要设置ta
ble
ViewHeader高度,要重写viewDidLayoutSubviews,看下面代码
hello_Jesse
·
2024-09-03 05:02
ios
swift
xcode
C# 计算两个坐标的距离
以下是一个简单的方法,使用点积公式计算两个坐标点之间的距离publicstaticdou
ble
CalculateDistance(dou
ble
x1,dou
ble
y1,dou
ble
x2,dou
ble
y2)
StevenChen85
·
2024-09-03 04:26
上位机
c#
算法
机器学习
二叉树的非递归遍历(c++)
https://leetcode.cn/pro
ble
ms/binary-tree-preorder-traversal/description/1---2---4---5---3---6---7思想:中左右
铁蛋Q
·
2024-09-03 03:22
c++
算法
开发语言
嵌入式学习(数据库)
Sqlite小型数据库.Sqlite特点:可以实现大数据量的管理读写速度慢最常见的数据库类型是关系型数据库管理系统(RDBMS):RDRMS中的数据存储在被称为表(ta
ble
s)的数据库对象中。
小林王斯
·
2024-09-03 03:17
数据库
学习
React|antd|ta
ble
|给某一条数据设置背景色,并滚动到这条数据的位置
使用rowClassName给满足条件的的行设置类名根据类名获取该行的dom元素使用scrollIntoView让该dom元素滚动到中间位置consttRef=useRef();//给key=='xxxxx'的行设置背景色constrowClassName=({key})=>{if(key=='xxxxx')){//设置条件return`${styles.specialRow}`;//设置背景色}
黛玉戴玉逮鱼
·
2024-09-03 02:46
前端
react.js
javascript
前端
react 加粗_react中修改antd的默认样式
最近在做react+antd项目.不可避免的遇到了修改antd默认样式的问题.比如,ta
ble
组件的表头背景色设置,如果直接使用元素样式,会修改整个项目的ta
ble
.这里我用的方法是,给ta
ble
添加一个
半残大叔霁天
·
2024-09-03 02:46
react
加粗
linux 下mysql 备份数据库
mysqldump-uroot-plinux>/root/linux.sqlEnterpassword:在这里输入数据库的密码备份数据库单个表比如我们要备份mysql中已经存在的名为linux的数据库的表ta
ble
01
秋夫人
·
2024-09-03 02:46
linux
mysql
mysql
数据库
linux
高级java每日一道面试题-2024年9月02日-基础篇-什么是脏读、不可重复读和幻读?
我回答:在数据库事务的并发控制中,脏读(DirtyRead)、不可重复读(Non-repeata
ble
Read)和幻读(PhantomRead)是三种常见的并发问题,它们主要涉及到事务的隔离级别和一致性
java我跟你拼了
·
2024-09-03 02:45
java每日一道面试题
java
面试
基础篇
高级面试题
脏读
幻读
不可重复度读
React中实现antd自定义图标,鼠标悬浮变色
iconfont上面获取,复制下来的svg代码,切记要删除fill属性后添加到组件中import{Tooltip}from"antd";importReactfrom"react";constHovera
ble
Svg
小鸟哗啦啦
·
2024-09-03 02:42
react.js
前端
javascript
react antd点击ta
ble
行时加选中背景色
在React中使用AntDesign的Ta
ble
组件时,可以通过rowSelection属性来实现点击行时加亮背景色的功能。
每一天,每一步
·
2024-09-03 02:42
ant
design
-
react
react.js
javascript
前端
oracle创建的用户能看另一用户全部表,ORACLE授权用户查询另一个用户下的表与视图...
一、系统权限说明:1、用户权限CREATESESSIOIN连接到数据库CREATETA
BLE
在用户的方案中创建表CREATESEQUENCE在用户的方案中创建序列CREATEVIEW在用户的方案中创视图
实在想不出来了
·
2024-09-03 01:40
Oracle只读表
Oracle只读表能阻止表上所有的DML操作(truncate/insert/update/delete)SQL>createta
ble
t_zhasirasselect*fromdba_objectswhererownumalterta
ble
t_zhasirreadonly
zha_sir
·
2024-09-03 01:09
Oracle
oracle
只读
QTa
ble
View修改其关联的数据模型中的数据
QTa
ble
View修改其关联的数据模型中的数据,可以通过以下步骤进行:确定数据模型:首先,需要明确QTa
ble
View当前关联的数据模型。
科学的发展-只不过是读大自然写的代码
·
2024-09-03 01:05
#
qt
表格
数据库
IOS 16 封装网络请求和log打印
封装前接口请求letprovider=MoyaProvider()//广告列表provider.rx.request(.ads(position:VALUE0)).asObserva
ble
().mapString
sziitjin
·
2024-09-03 00:34
IOS
ios
Redis的KeyExpirationEventMessageListener键过期监听器
redis.conf地址:https://github.com/redis/redis/blob/unsta
ble
/redis.confRedis官方地址:https://redis.i
立小言先森
·
2024-09-03 00:30
【Redis系列】
【每日扫盲】
【spring系列】
redis
缓存
发布订阅通道
过期监听器
UNION和UNION ALL的区别
二、具体例子假设有两个表ta
ble
1和ta
ble
2,它们的结构相同,都有id和name字段。1、使用UNION:SELECTid,nameFROMta
ble
1UNIONSELECT
jadu
·
2024-09-02 23:26
oracle
数据库
Qt/QML学习-Drawer
main.qmlimportQtQuick2.15importQtQuick.Window2.15importQtQuick.Controls2.15Window{width:640height:480visi
ble
放假当宅宅
·
2024-09-02 23:54
Qt/QML学习
qt
学习
FLUX 1 将像 Sta
ble
Diffusion 一样完整支持ControlNet组件
之前InstantX团队做的多合一的FluxControlNet现在开始和ShakkerAI合作并推出了:Shakker-Labs/FLUX.1-dev-ControlNet-Union-Pro该模型支持7种控制模式,包括canny(0),tile(1),depth(2),blur(3),pose(4),gray(5)和lowquality(6),并且还能和其他ControlNet一起使用。模型卡
吴脑的键客
·
2024-09-02 22:51
AI作画
stable
diffusion
深度学习
人工智能
sqlite3 数据库
1.sqlite3相关命令:.ta
ble
s查看数据库中的表.headerson/off开启或者关闭表头.width设置列宽.modecolumn对齐.schema查询表头类型2.sqlite3的sql语句
懂linux吗
·
2024-09-02 22:20
数据库
sqlite
oracle
如何在Mac电脑上本地部署Sta
ble
Diffusion:详细教程(webUI)
Sta
ble
Diffusion是一款强大的AI生成图像模型,它可以基于文本描述生成高质量的图像。
玩AI的小胡子
·
2024-09-02 22:20
macos
stable
diffusion
AIGC
创建线程方法?什么是线程池?线程池原理?线程池的线程复用?(由浅入深,全面剖析)
四种创建多线程常用的方法:继承Thread实现Runna
ble
接口使用Calla
ble
和FutureTask线程池1.继承Thread类创建多线程创建一个多线程需要执行两个步骤,继承Thread类,创建一个新的线程类
zainful
·
2024-09-02 22:48
java
开发语言
线程池-1:线程池是如何复用线程的?
主要包括以下几个关键部分:构造函数:初始化最大线程数maxPoolSize、任务队列taskQueue、当前线程数currentPoolSize,以及锁lock和条件taskAvaila
ble
。
进窄门见微光行远路
·
2024-09-02 22:46
并发编程
java
开发语言
Day 49 英国首相无礼行为遭群嘲
Aphoto(picture)ofBorisJohnson(美国版的特朗普)sticking(putting,随意的放)hisfootonata
ble
duringtalksinPariswiththeFrenchpresidenttriggered
居燃心理咨询师
·
2024-09-02 22:12
Springboot整合Logstash笔记整理
编写核心配置类@Configuration(proxyBeanMethods=false)@Ena
ble
ConfigurationProperties({LogstashProperties.class
yicj
·
2024-09-02 21:45
spring
boot
elk
【pathlib 卸载】
The'pathlib'packageisanobsoletebackportofastandardlibrarypackageandisincompati
ble
withPyInstaller.Pleaseremovethispackagepathlib
WYONG_ZQ
·
2024-09-02 21:44
python
linux
开发语言
代码随想录算法训练营_day31
题目信息56.合并区间题目链接:https://leetcode.cn/pro
ble
ms/merge-intervals/description/题目描述:以数组intervals表示若干个区间的集合,
kennyS_ss
·
2024-09-02 21:44
代码随想录算法训练营
算法
代码随想录算法训练营_day08
字符串是不可变的(immuta
ble
),一旦创建就不能修改其内容。数组(Array)数组是一种用于存储多个相同类型元素的容器。数组是Java中的一种引用类型。数组可以存储基本数据类型(
kennyS_ss
·
2024-09-02 21:14
代码随想录算法训练营
算法
python
开发语言
代码随想录算法训练营_day01
day01题目信息704.二分查找:题目链接:https://leetcode.cn/pro
ble
ms/binary-search/题目描述:给定一个n个元素有序的(升序)整型数组nums和一个目标值target
kennyS_ss
·
2024-09-02 21:43
代码随想录算法训练营
算法
java
第十三周作业
1、ansi
ble
-playbook实现MySQL的二进制部署2、Ansi
ble
playbook实现apache批量部署,并对不同主机提供以各自IP地址为内容的index.html3、http的报文结构和状态码总结请求报文结构包括报文首部
如是我闻_17e6
·
2024-09-02 21:50
[The RUST Programming Language]Chapter 5. Using Structs to Structure Related Data
UsingStructstoStructureRelatedDataDefiningandInstantiatingStructs定义并实例化结构UsingtheFieldInitShorthandwhenVaria
ble
sandFieldsHavetheSameName
「已注销」
·
2024-09-02 21:11
The
RUST
Programming
Language
编程语言
rust
SpringBoot报错:Failed to configure a DataSource: 'url' attribute is not specified and no embedded d...
'url'attributeisnotspecifiedandno>embeddeddatasourcecouldbeconfigured.Reason:Failedtodetermineasuita
ble
drive
木塞
·
2024-09-02 20:07
遥感多模态基础大模型汇总-实时更新
遥感基础大模型Ta
ble
ofContentsModelsRemoteSensingVisionFoundationModels遥感视觉基础模型RemoteSensingVision-LanguageFoundationModels
遥感-GIS
·
2024-09-02 19:33
#遥感
#图像处理
深度学习
#大模型
#遥感大模型
沉浸式学习ACL基本原理与配置(下)
实验拓扑实验步骤R1设置system-view[Huawei]undoinfo-centerena
ble
[Huawei]sysnameR1[R1]interfaceGigabitEthernet0/0/
运维骁哥
·
2024-09-02 19:01
智能路由器
Docker mysql 配置文件读取失败 [Warning] World-writa
ble
config file ‘/etc/mysql/conf.d/my.cnf‘ is ignored.
这个警告表明MySQL正在忽略/etc/mysql/conf.d/my.cnf这个配置文件,因为它被设置为了全世界可写。这个警告是基于安全性的考虑。当配置文件被设置为全世界可写时,任何人都可以修改它,这可能会导致安全风险,因为恶意用户可以更改MySQL的配置,从而影响数据库的行为和安全性。为了解决这个问题,你可以按照以下步骤进行操作:更改配置文件的权限:使用chmod命令将配置文件的权限设置为更安
DN金猿
·
2024-09-02 18:57
docker
docker
mysql
容器
准备工作(初始化)
一、关闭防火墙:查看:systemctlstatusfirewalld关闭:systemctlstopfirewalld//临时关闭开机不自启:systemctldisa
ble
firewalld--now
huba88
·
2024-09-02 17:20
linux
centos
小程序禁掉ios下拉橡皮筋效果
在期望禁掉的页面:{"disa
ble
Scroll":true}【注】不可在全局配置app.json中配置disa
ble
Scroll亲测有效。
南慕瑶
·
2024-09-02 16:35
SQLite 删除表:一场说走就走的“旅行”
一、删除表的“咒语”在SQLite的世界里,删除表其实就像念一句简单的“咒语”:DROPTA
BLE
ta
ble
_name;没错,就是这么简单!
软考鸭
·
2024-09-02 16:14
sqlite
数据库
sqlite
ta
ble
View reloadData 刷新结束后再执行后续操作
[self.ta
ble
ViewreloadData]并不会等待ta
ble
view更新结束后才执行后续代码,而是立即执行后续代码做个试验:代码如下@interfaceViewController()@property
wg刚
·
2024-09-02 16:12
Leetcode 1207. Unique Number of Occurrences
Pro
ble
mGivenanarrayofintegersarr,returntrueifthenumberofoccurrencesofeachvalueinthearrayisuniqueorfalseotherwise.AlgorithmSortthearrayandtesttheadjointnumbers.CodeclassSolution
小白菜又菜
·
2024-09-02 15:11
Leetcode
入门题
leetcode
算法
职场和发展
Spring Cache
注解说明@Ena
ble
Caching开启缓存注解功能,通常加在启动类上@Cachea
ble
在方法执行前先查询缓存中是否有数据,如果有数据则直接返回缓存数据;如果没有缓存数据,调用方法并将方法返回值放到缓存中
为什么没有实习
·
2024-09-02 15:10
spring
sql
数据库
MySQL多种数据类型
浮点数和定点数:FLOAT、DOU
BLE
、DECIMAL(M,D)或NUME
Qzer_407
·
2024-09-02 15:10
后端技术栈
#
MySQL
mysql
数据库
【mysql】03通过命令行快速导出带字段名的csv格式数据
导出数据命令如下:mysql-uyour_username-p-e"SELECT*FROMdatabase.ta
ble
"--batch>filename.csv导出的数据以制表符’\t’分隔字段更换分隔符想换逗号可以在
余欲与鱼语渔
·
2024-09-02 14:38
mysql
数据库
SQL函数--- SQL SUM()
SQLSUM()语法SELECTSUM(column_name)FROMta
ble
_nameSQLSUM()实例我们拥有下面这个"Orders"表:O_IdOrderDateOrderPriceCustomer12008
weixin_33735077
·
2024-09-02 14:08
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