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ESP32蓝牙Ble学习经验
Lt-8 Multithreading
IntendedLearningOutcomesTounderstandtheconceptofconcurrency.Tounderstandthedifferenceofaprocessandathread.TodefineathreadusingtheThreadclassandRunna
ble
interface.TocontrolthreadswithvariousThreadmethod
yanlingyun0210
·
2024-09-12 20:03
java
stm32 RTC
include"stm32f10x.h"staticvoidRTC_Configuration(void){/*使能PWR和Backup时钟*/RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR|RCC_APB1Periph_BKP,ENA
BLE
guanjianhe
·
2024-09-12 20:26
Linux 禁ping和开启ping操作
icmp_echo_ignore_all如果要恢复,只要:#echo0>/proc/sys/net/ipv4/icmp_echo_ignore_all即可,挺方便,不要去专门使用ipchains或者ipta
ble
s
赶路人儿
·
2024-09-12 20:29
linux
linux
ping
python学习——conda install Python库时报PackagesNotFoundError:的错误的解决方案,很实用
condainstall库名称”实现Python库的安装,但是有时候在运用该命令进行安装时会提示PackagesNotFoundError:Thefollowingpackagesarenotavaila
ble
fromcurrentchannels
_Oak_Tree_
·
2024-09-12 20:59
python基础
python
that dataloader‘s workers are out of shared memory. Pleasetrytoraise your shared emory limit
thatdataloader'sworkersareoutofsharedmemory.Pleasetrytoraiseyoursharedemorylimit.翻译汉语RuntimeError:DataLoaderworker(pid53617)iskilledbysignal:Buserror.Itispossi
ble
thatdataloader'sworkersareoutofsharedm
AI算法网奇
·
2024-09-12 20:29
python基础
python
PackagesNotFoundError: The following packages are not availa
ble
from current channels:
解决方法很简单。先输入以下命令:condaconfig--appendchannelsconda-forge在安装你所需要的包即可。
Zhao_Water
·
2024-09-12 19:28
python
python
pwiz, a model generator
文档链接pwizisalittlescriptthatshipswithpeeweeandiscapa
ble
ofintrospectinganexistingdatabaseandgeneratingmodelcodesuita
ble
forinteractingwiththeunderlyingdata.Ifyouhaveadatabasealready
weixin_33861800
·
2024-09-12 19:22
python
数据库
shell
#每天一本书+一页笔记# 1588《新东方名师这样学英语》
#一生一万本计划#10000/1588【阅读日期】20220722【书名】新东方名师这样学英语【作者】《新东方英语》编辑部【关键词】英语
学习经验
【分类】学习方法,英语【简评】本书由新东方出品,书中文章精选自
May终身阅读者
·
2024-09-12 18:28
牛客周赛 Round 13 解题报告 | 珂学家 | 乘法原理场 + BFS上组合 + 众数贪心
题解|#简单计算器##includeintmain(){dou
ble
a,b;charoperate;scanf(&迈瑞医疗一面等了面试官十几分钟,更气人在后面上来自我介绍完了就让开始做题。。。
Buoluochuixue
·
2024-09-12 17:45
java
Rxjava2你应该懂的源码,其实并不难(二)
一、线程切换observeOnObserva
ble
.just("1").subscribeOn(Schedulers.io()).observeOn(AndroidSchedulers.mainThread
kwbsky
·
2024-09-12 17:29
【Antd】Form.List的强大之处,Form.List使用方式细微讲解
设想场景有时候我们会遇到一些复杂的需求,需要用Ta
ble
嵌套Form.List,逐层嵌套渲染表格表单列表,填写完毕后提交的复杂需求。
hzxOnlineOk
·
2024-09-12 17:43
list
windows
服务器
Python元组(Tuple)笔记
与列表(List)不同,元组是不可变的(immuta
ble
),这意味着一旦创建了一个元组,你就不能修改它的内容(例如,不能添加、删除或更
浮生_Lee
·
2024-09-12 16:09
#
Python基础
python
笔记
开发语言
Sta
ble
Diffusion-AI美女模特写真使用InstantID插件(附插件)
ControlNet单元1:上传人脸定位照上传任意一张照片,它的作用是控制最终出图的人物脸部位置。我们可以和第一张图片一样。相关[参数设置如下:控制类型:选择"Instant_ID"预处理器:instant_id_face_keypoints模型:control_instant_id_sdxl控制权重:0.5左右(0.45-0.5)【第四步】图片的生成点击【生成】按钮,我们来看一下最终生成的图片效
快乐星球没有乐
·
2024-09-12 16:08
人工智能
stable
diffusion
美女
midjourney
媒体
音视频
辛普森积分公式
f()为被积函数dou
ble
simpson(dou
ble
l,dou
ble
r){dou
ble
mid=(l+r)/2;return(f(l)+4*f(mid)+f(r))*(r-l)/6.0;}dou
ble
asr
maze_illusion
·
2024-09-12 16:06
数论模板
《重构:改善既有代码的设计》-学习笔记二(+实战解析
returnfinalPrice;}privatedou
ble
discountedPrice(intdiscountLevel){if(discountLevel==2)returngetBasePrice
2401_86367399
·
2024-09-12 16:36
面试辅导大厂内推
重构
学习
笔记
Linux操作系统:Docker版本更新
[root@localhost~]#dockerpullmysql--disa
ble
-content-trust=trueUsingdefaulttag:latestTryingtopullrepositorydocke
Zero_one_ws
·
2024-09-12 15:02
Linux
linux
docker
java
服务器
容器
算法部署
comfyUI和SD webUI都有哪些差别呢?
以下是两者之间的一些关键差别:1、用户体验与界面友好性:SDWebUI(Sta
ble
DiffusionWebUserInterface)以其直观易用著称,特别受初学者欢迎。
javastart
·
2024-09-12 14:27
aigc
AIGC
人工智能
输入年份和月份,输出这一年的这一月有多少天。需要考虑闰年。
https://www.luogu.com.cn/pro
ble
m/P5716https://www.luogu.com.cn/pro
ble
m/P5716importjava.time.YearMonth
hhXx_琉璃
·
2024-09-12 14:55
java
算法
Midjourney和 Sta
ble
Diffusion,学谁呢?
它与Sta
ble
Diffusion类似,但也有一些区别。Midjourney只能在互联网上使用,并且需要付费。那么,值得为Midjourney付费吗?它与稳定扩散有何不同?
Ai君臣
·
2024-09-12 14:40
AI基础 L13 Constraint Satisfaction Pro
ble
ms I约束满足问题
DefiningConstraintSatisfactionPro
ble
msAconstraintsatisfactionpro
ble
m(CSP)consistsofthreecomponents,X,
h08.14
·
2024-09-12 14:23
AI基础
人工智能
mysql组合键唯一
以下是创建组合唯一键的方法:创建表时添加组合唯一键:CREATETA
BLE
your_ta
ble
_name(column1datatype,column2datatype,column3datatype,
qq_36321899
·
2024-09-12 13:48
mysql
数据库
抓住敏感期,Terri
ble
Two不怕不怕呀!
在哥哥适应小学一年级的时候,弟弟进入了“Terri
ble
Two”....生活就是一路的升级打怪,不能怪妖孽太多,只能怪装备理论尚未升级。
幻化千寻
·
2024-09-12 13:28
flutter app_Flutter App中的错误处理
AWorkinProgress’Series“正在进行的工作”系列的一部分Today,I’mdemonstratinghowtheMVCframeworklibrarypackageisadaptiveandflexi
ble
initsimplementationofspecificneeds.Inthiscase
weixin_26638123
·
2024-09-12 12:10
python
[Python]将Excel文件中的数据导入MySQL
流程(1)获取excel文件列表,并根据excel文件名确定之后需要创建的ta
ble
名;(2)连接mysql(3)创建ta
ble
(4)插入数据(
weixin_33701617
·
2024-09-12 12:09
数据库
python
antd-ta
ble
使用报错的一次记录,rowkey的正确使用
eachchildinalistshouldhaveaunique"key"prop.Eachrecordinta
ble
shouldhaveauniquekeyprop,orsetrowKeytoanuniqueprimarykey
不cong明的亚子
·
2024-09-12 11:06
前端
奇特的小问题
react.js
前端
antd
STM32实现简单的智能手环
首先,我们需要准备以下硬件和软件:STM32开发板(如STM32F103C8T6)OLED显示屏(128x64像素)心率传感器模块(如MAX30102)加速度传感器模块(如MPU6050)
蓝牙
模块(如HC
心梓知识
·
2024-09-12 11:35
stm32
单片机
嵌入式硬件
多线程 03:知识补充,静态代理与 Lambda 表达式的相关介绍,及其在多线程方面的应用
前置知识:Java基础篇;Java面向对象多线程01:Java多线程学习导航,线程简介,线程相关概念的整理多线程02:线程实现,创建线程的三种方式,通过多线程下载图片案例分析异同(Thread,Runna
ble
蟾宫曲
·
2024-09-12 11:33
Java
多线程
java
开发语言
多线程
静态代理
Lambda
intellij-idea
记录一次获取车载摄像头数量为0同时打开摄像头黑屏的问题分析(基于Android M)
首先从app层的代码入手,获取的摄像头的代码如下:privatestaticfinalintCAMERA_TYPE_BACKWARD_COMPATI
BLE
=0;pri
言并肃
·
2024-09-12 11:32
android源码分析
android
Camera
framework
推荐开源项目:PyTorch-Metric-Learning
PyTorch-Metric-Learningpytorch-metric-learningTheeasiestwaytousedeepmetriclearninginyourapplication.Modular,flexi
ble
潘惟妍
·
2024-09-12 09:53
C#中的装箱和拆箱是什么
装箱(Boxing)装箱是指将值类型(如int、dou
ble
、struct等)的实例转换为object类型或者接口类型的实例的过程。
今天开心嘛_
·
2024-09-12 09:21
C#
java
算法
开发语言
idea2023版使用Free MyBatis plugin插件报错
项目场景:新版的idea使用FreeMyBatisplugin插件报错问题描述错误信息java.lang.Throwa
ble
:'#LineMarkerInfo(T,TextRange,Icon,int,
涛哥是个大帅比
·
2024-09-12 08:47
问题
mybatis
java
idea
[晕事]今天做了件晕事44 wireshark 首选项IPv4:Reassem
ble
Fragented IPv4 datagrams
说,在Wireshark的编辑-首选项协议里的IPv4协议,有一个参数设置是:Reassem
ble
FragentedIPv4datagrams。
mzhan017
·
2024-09-12 08:15
网络
云平台运维
wireshark
测试工具
分片
假象
(14)时钟专题--->(014)行波时钟
1.1.3FPGA简介FPGA(FieldProgramma
ble
GateArray)是在PAL、GAL等可编程器件的基础上进一步发展的产物。它是作为专用集成电
宁静致远dream
·
2024-09-12 08:44
FPGA学无止境
fpga开发
FPGA
IC
flink ta
ble
factory基础知识
一、概述在flink中很多组件都是Ta
ble
Factory的子类。
loukey_j
·
2024-09-12 07:01
Element + Vue 封装的ta
ble
组件,可动态生成列,可通过npm进行安装
已更新至npm,实现多级表头、筛选、排序、展开行,详情请看bo-ta
ble
https://www.npmjs.com/package/bo-ta
ble
实现效果:只需要简单的引用,给组件传递列表数据、表头数据就好了
不会做饭的程序员
·
2024-09-12 06:07
element插件
前端
vue.js
elementui
javascript
html
sql存储过程中处理json数据
[parseJSON](@JSONNVARCHAR(MAX))RETURNS@hierarchyTA
BLE
(element_idINTIDENTITY
taozi_5188
·
2024-09-12 06:05
sql常用功能和代码
json
存储
json
sql
函数
Java基础之Java中的8种基本数据类型
int:32位4字节,取值范围:2-31----231-14,long:64位8字节,取值范围:2-63----263-15,float:32位4字节,取值范围:-2-31----231-16,dou
ble
w乐生
·
2024-09-12 06:03
乐生的Java之路
java
C语言从头学58——学习头文件math.h(一)
2、dou
ble
_t:当前系统能够有效执行dou
ble
运算的类型,宽度不少于dou
ble
。
LaoWaiHang
·
2024-09-12 05:01
C语言从头学
c语言
驱动DW1000的模块,RST
下面是这段代码的详细解释:代码功能初始化GPIO引脚:GPIO_InitTypeDefGPIO_InitStructure;//Ena
ble
GPIOusedforDW1000resetGPIO_InitStructur
m0_69078052
·
2024-09-12 05:31
单片机
嵌入式硬件
DALI的学习
以下是对代码逻辑和其各部分意义的详细解释:文件与宏定义#include"DALI_CG_APP.h"#defineMFM0x80#include"DALI_CG_APP.h":引入了DALI(DigitalAddressa
ble
LightingInterface
m0_69078052
·
2024-09-12 05:31
学习
树形列表成员- DevExpress.XtraTreeList.TreeList
公共属性名称描述AccessibilityObject(从System.Windows.Forms.Control的继承)Accessi
ble
DefaultActionDescription(从System.Windows.Forms.Control
lihaidomain
·
2024-09-12 05:59
通过前端实现导出生成pdf文件并下载
并下载的功能步骤如下1、先通过npm安装插件npminstalljspdf.jsnpminstallhtml2canvas2、单独在utils文件夹下,新建文件,存放处理代码/*eslint-disa
ble
银河小铁皮
·
2024-09-12 05:58
vue
原生JS
前端
javascript
vue.js
ESP32
将String 字符依次存到数组
Stringpayload="";intbyteCount=0;for(inti=0;i128){intN=(byteCount/128)+1;//计算需要的字符串数量,向上取整Stringstrings[N];//创建一个String数组//将输入数据分割成128字节的字符串for(inti=0;i0){//有数据可读取,退出循环StringreceivedData=MySerial.readS
qq_42949957
·
2024-09-12 04:51
前端
SQL 快速参考
表(Ta
ble
)表是数据库中数据存储的基本单位,由行和列组
lly202406
·
2024-09-12 04:18
开发语言
Java学习路线
一、Java基础阶段Java语言基础:数据类型与变量:了解Java中的基本数据类型(如int、float、dou
ble
等)和引用数据类型,掌握变量的声明、初始化和使用。
纣王家子迎新
·
2024-09-12 03:46
java
java
学习
ESP32
鉴权 讯飞科技
#include#include#include#include#include#includeconstchar*ssid="464564";constchar*password="546456.";WebSocketsClientwebSocket;voidwebSocketEvent(WStype_ttype,uint8_t*payload,size_tlength){switch(type
qq_42949957
·
2024-09-12 03:44
科技
运维
15. 3Sum
题目链接https://leetcode.com/pro
ble
ms/3sum/解题思路题目要使得a+b+c=0,且不重复,那就可以按照a>threeSum(vector&nums){vector>ans
jecyhw
·
2024-09-12 03:10
Uniapp中watch的使用
{{count}} {{dou
ble
}} exportdefault{ data(){ r
Deryck_德瑞克
·
2024-09-12 03:13
uni-app
javascript
vue.js
UVA 674 Coin Change(完全背包求解方案数)
题目链接:https://vjudge.net/pro
ble
m/UVA-674解题思路:情景:一定容量V的包,有n样物品,每样无数件,重量wi,价值vi,问你背包最多有多少种可以装满的不同方案?
沙雕.
·
2024-09-12 03:42
背包问题
DP
使用yum 安装是出现 : Loaded plugins: fastestmirror
fastestmirror解决办法:1.修改插件配置文件[
[email protected]
]#vim/etc/yum/pluginconf.d/fastestmirror.conf[main]ena
ble
d
get200
·
2024-09-12 03:11
linux
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