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蓝牙(BLE)
Lua一维数组与多维数组的使用示例例子解析
Lua中的数组是基于表(ta
ble
)的,这意味着即使是一维数组也可以看作是特殊的表。一维数组在Lua中,一维数组可以通过索引来访问和修改元素。索引从1开始,而不是从0开始,这是Lua的一个特点。
乔丹搞IT
·
2024-09-06 07:58
lua非常实用的脚本
lua
开发语言
使用Ansi
ble
-playbook 自建CA,并签发客户端IP证书
使用Ansi
ble
-playbook自建CA,并签发客户端IP证书需求使用Ansi
ble
-playbook来签发客户端IP证书签发单个IP地址,比如脚本中使用{{inventory_hostname}}
运维小弟| srebro.cn
·
2024-09-06 06:22
运维
ansible
网络
ssl
Install MariaDB
1.yuminstallmariadb-servermariadb2.systemctlena
ble
mariadb;systemctlstartmariadb3.mysql_secure_installation4
weixin_33998125
·
2024-09-06 06:22
数据库
运维
schedule 通过数据库 动态新增任务
任务@ComponentpublicclassDynamicPrintTaskimplementsRunna
ble
{publicstaticBooleanisRun=false;@AutowiredSpringScheduledCronRepositoryspringScheduledCronRepository
小白人生
·
2024-09-06 05:50
java
数据库
database
国产海量数据库安装部署文档
对外端口数据库对外提供访问5433对内端口Basebackup与复制流协议系统环境设置#关闭防火墙(二者执行一个)sudosystemctlstopfirewalld.service&&sudosystemctldisa
ble
firewalld
人生不过大梦一场
·
2024-09-06 05:17
db
数据库
windows
linux
【SQL】删除表中重复数据的方法
我最初用的是这种方法:SELECT*FROMta
ble
_nameWHEREprimary_keyIN(SELECTmax(primary_key)FROMta
ble
_nameGROUPBYnoticeTimeHAVINGCOUNT
翠花上酸菜
·
2024-09-06 05:17
sql
sql
数据库
python办公自动化:使用`Python-PPTX`创建和操作表格
1创建基本表格在Python-PPTX中,表格是通过add_ta
ble
()方法创建的。您需要指定表格的行数和列数以及表格的位置和大小。frompptximportPresentationfro
昱晏
·
2024-09-06 04:14
#
OA
python
开发语言
python-pptx
powerpoint
面向可信和节能的雾计算医疗决策支持系统的优化微型机器学习与可解释人工智能
这篇论文的标题为《OptimizedTinyMachineLearningandExplaina
ble
AIforTrusta
ble
andEnergy-EfficientFog-Ena
ble
dHealthcareDecisionSupportSystem
神一样的老师
·
2024-09-06 04:44
论文阅读分享
人工智能
Lock wait timeout exceeded; try restarting transaction
查找运行文件位置进行赋权此目录,目录结构如下数据库先赋权chmod-R777nidemulu/mysql重启服务并确保它在系统启动时自动启动sudosystemctlrestartmysqldsudosystemctlena
ble
mysqld
一入程序无退路
·
2024-09-06 03:08
数据库
ROS2配置python虚拟环境
的配置文件来间接的让系统使用虚拟环境中的Python解释器参考链接:ROS2虚拟环境配置指南步骤修改setup.cfg文件,添加如下配置#src/{node}/setup.cfg[build_scripts]executa
ble
超爱吃小蛋糕的66
·
2024-09-06 03:08
ROS
python
开发语言
ROS2
虚拟环境
异步运行时IO问题分析
Ta
ble
ofContents1.Xline运行时性能问题2.异步运行时和阻塞操作3.Runtime调度问题4.性能测试4.1测试结果分析5.如何正确实现?
达坦科技DatenLord
·
2024-09-06 03:35
java
网络
服务器
基于PYQT5的表格控件类QTa
ble
Widget的扩展子类QTa
ble
WidgetEx(可实现各种单元格为各种控件类型,图象,动画,按纽组合框,复选框等)
刚完成了一个基于PYQT5的表格控件类QTa
ble
Widget的扩展子类QTa
ble
WidgetEx,扩展类可以实现自定义表格头类型,表格中的单元格可以是标签、复选框、按纽、组合框、有掩码的编辑框、多行文本编辑等任意窗体类控件
mr_LuoWei2009
·
2024-09-06 02:28
PYTHON+PYQT学习心得
qt
开发语言
python
Integrating Mamba and Transformer for Long-Short Range Time Series Forecasting———PRELIMINARIES
Pro
ble
mStatement在长短期时间序列预测问题中,给定历史时间序列样本的回溯窗口L=(x1,x2,..,xL)L=(x_1,x_2,..,x_L)L=(x1,x2,..,xL),长度为LLL,
six.学长
·
2024-09-06 02:57
Mambaformer
transformer
深度学习
人工智能
XGBoost调参demo(Python)
importpandasaspdimportnumpyasnpimportmatplotlib.pyplotaspltfromsklearn.linear_modelimportLogisticRegressionfromsklearn.ensem
ble
importRandomForestClassifierfromsklearn.metricsi
妄念驱动
·
2024-09-06 02:26
机器学习
算法
python
机器学习
XGBoost
python
ffmpeg+nvidia 编码错误
Ubuntu7.5.0-3ubuntu1~18.04)configuration:--pkg-config-flags=--static--extra-libs='-lpthread-lm'--ld=g++--ena
ble
嵌入梦想
·
2024-09-06 01:24
工具
视频编解码
paramiko CryptographyDeprecationWarning
.*')复制代码详细可以看:github.com/ansi
ble
/ans…
weixin_34228387
·
2024-09-06 00:17
python windows路径正则表达式,Python 正则表达式从Windows路径中获取文件夹
只要继承了Configura
ble
接口,一般表明就是可配置的,可以执行相应的配置操作,但是配置的集中操作的体现是在Conf
弓长丶艮
·
2024-09-06 00:16
python
windows路径正则表达式
在路径中有空格时,如何处理???
进行指定python环境时,由于ProgramFiles(x86)含有空格,会出现以下错误:PackagesNotFoundError:Thefollowingpackagesarenotavaila
ble
weixin_30675967
·
2024-09-06 00:46
python
操作系统
大数据
执行ansi
ble
报CryptographyDeprecationWarning
现象:执行ansi
ble
报CryptographyDeprecationWarning/usr/local/lib/python3.6/site-packages/ansi
ble
/parsing/vault
rockstics
·
2024-09-06 00:45
ansible
python
开发语言
推荐开源项目:Fluxter - Elixir连接InfluxDB的高效桥梁
推荐开源项目:Fluxter-Elixir连接InfluxDB的高效桥梁fluxterHigh-performanceandrelia
ble
InfluxDBwriterforElixir项目地址:https
江奎钰
·
2024-09-06 00:12
【数据结构与算法 | 基础篇】模拟LinkedList实现的链表(无哨兵)
Node节点的数据域的类型由Int转换为E(),我在此不做赘述.同时实现了增删查改,遍历等操作.2.链表(无哨兵)的代码实现publicclassLinkListTestimplementsItera
ble
Vez'nan的幸福生活
·
2024-09-05 23:07
java
数据结构
算法
html实现粘贴excel数据,在页面表格中复制
本篇文章实现了从excel复制好多行数据后,可在页面粘贴的功能具体实现代码可编辑表格#textarea{width:80%;min-height:100px;border:1pxsolid#ccc;}ta
ble
搬砖的小白
·
2024-09-05 22:04
前端
php操作mysql防止sql注入(合集)
举例:$unsafe_varia
ble
=$_POST[‘user_input’];mysqli_query(“INSERTINTOta
ble
(col
get200
·
2024-09-05 22:33
mysql
mysql注入
Java修炼之道--并发编程
可运行(Runna
ble
)可能正在运
weixin_30312557
·
2024-09-05 22:32
运维
面试
操作系统
vue element el-date-picker日期选择器选择时间区间
.在项目中使用到了element日期选择组件,选择日期区间最大为6个月之前是让不在这区间给限制不让选择html部分js部分exportdefault{pickerOptions:{......disa
ble
dDate
技术钱
·
2024-09-05 22:29
element
vue.js
前端
javascript
C++现代教程六
#Varia
ble
templatestemplateconstexprTpi=T(3.1415926535897932385);#decltype(U)()std::declval()std::decay_t
码力码力我爱你
·
2024-09-05 22:58
C++
教程
c++
开发语言
极限编程
教程
Python Counter()计数工具
collections.Counter([itera
ble
-or-mapping])用于统计各元素的计数,结果为map,可选的参数为迭代对象或字典map。
pjzxweb
·
2024-09-05 22:28
实例与算法
Python Tips and Tricks
www.python.org/downloads/windows/LatestPython3Release–Python3.7.0LatestPython2Release–Python2.7.151.2Dou
ble
Clickdownloadpython
net sec
·
2024-09-05 22:58
微信小程序知识点(二)
1.下拉刷新事件如果页面需要下拉刷新功能,则在页面对应的json配置文件中,将ena
ble
PullDownRefresh配置设置为true,如下{"usingComponents":{},"ena
ble
PullDownRefresh
禾黍黎
·
2024-09-05 22:57
Wechat小程序
微信小程序
小程序
函数、函数的调用、形参与实参、函数的嵌套调用、返回值、全局变量、局部变量、可变不可变参数、多省参数、多值参数、函数递归调用、内部函数、闭包、装饰器
.调用函数--享受封装的成果函数的作用,在开发程序时,使用函数可以提高编写的效率以及代码的重用函数的体验1.新建xx函数项目2.复制之前完成的乘法表文件3.修改文件,增加函数定义multiple_ta
ble
小段小段积极向上
·
2024-09-05 21:56
python
python
gorm scan查询报了Scan error on column index 0, name \“count\“: converting NULL to int is unsupported
idstring,fieldsstring)(sql.NullInt64,error){varcountsql.NullInt64db:=o.dbdb=db.WithContext(ctx)err:=db.Ta
ble
ezreal_pan
·
2024-09-05 21:56
数据库
详解Python中非常好用的计数器Counter
Counter是字典dict的子类,用于计数可哈希(hasha
ble
)对象。
小斌哥ge
·
2024-09-05 21:22
Python/PYPI
python
算法
Python计数器
Counter
3.3.1 Life & Conditions 2
Inmoderntimeswehumansfacechangingconditions.Forhumanstolive,weneedcleanairandcleanwater.Pollutionisnowagrowingpro
ble
maroundtheworld.Pollutionpoisonstheairandwaterthatwedependon.Pollutedairmakespeoples
亲爱的末日
·
2024-09-05 20:42
hive序列生成_【Hive】生成动态日期序列
具体如下:二、解决方案1.原始表testcreateta
ble
testasselect'A'asid,'2019-01-07'asbegin_date,'2019-01-10'asend_dateunionallselect'A'asid
weixin_39722946
·
2024-09-05 20:17
hive序列生成
hive序列生成_Hive实现自增列的两种方法
用row_number()函数生成代理键INSERTOVERWRITETA
BLE
my_hive
weixin_39559804
·
2024-09-05 20:17
hive序列生成
hive序列生成,如何生成HIVE中的日期系列? (创建表)
SupposeIcurrentlyhaveata
ble
thathas1rowforeachaccountandthedataintheta
ble
sare:AccountNumberStartDateEndDateNowI'dliketocreateanewta
ble
thathas1rowforeachdaytheaccountisopen
不成萌便成猛
·
2024-09-05 20:46
hive序列生成
蓝牙
耳机品牌排行榜前8名,2023
蓝牙
耳机品牌推荐
蓝牙
耳机越来越卷,几十元到上千元不等,如何买一款性价比高的耳机非常的重要。此前我测评过很多款耳机,耳机的特色也是各有千秋。
云木香
·
2024-09-05 20:53
el-ta
ble
行合并
el-ta
ble
行合并重复的太多故此合并下(適用于無關聯性的行合併)JSobjectSpanMethod({row,column,rowIndex,columnIndex}){if(columnIndex
我不会C#
·
2024-09-05 20:15
Vue
javascript
前端
开发语言
Python之tkinter模块
全系列:[译][Tkinter教程01]入门:Label控件[译][Tkinter教程02]Message控件[译][Tkinter教程03]Button控件[译][Tkinter教程04]Varia
ble
唱戏先生
·
2024-09-05 20:45
python基础
Hadoop组件
以下是每个组件的简短介绍:HBase:一个分布式、面向列的NoSQL数据库,基于GoogleBigTa
ble
的设计理念构建。
静听山水
·
2024-09-05 20:14
Hadoop
hadoop
linux 下chrome使用
安装chromewgethttps://dl.google.com/linux/direct/google-chrome-sta
ble
_current_x86_64.rpmyuminstall.
LittleJessy
·
2024-09-05 20:12
Android底部bottom的渐变实现
packagecom.sage.cmp.ui.exercise_project.view;importandroid.content.Context;importandroid.os.Bundle;importandroid.os.Parcela
ble
开发之奋斗人生
·
2024-09-05 19:14
android应用层
android
渐变
535. TinyURL 的加密与解密 : 设计一个 URL 简化系统
Tag:「哈希表」、「模拟」TinyURL是一种URL简化服务,比如:当你输入一个URLhttps://leetcode.com/pro
ble
ms/design-tinyurl时,它将返回一个简化的URLhttp
宫水三叶的刷题日记
·
2024-09-05 19:59
el-ta
ble
的行合并
1.在el-ta
ble
标签里添加:span-method=“objectSpanMethod”这个方法data数据里加上这个数组spanArr:[]objectSpanMethod({row,column
小菜鸟码住
·
2024-09-05 19:40
vue.js
javascript
前端
前端算法面试题3--排序、搜索、分治
functionbub
ble
Sort(arr){letlen=ar
临夏_
·
2024-09-05 19:10
算法
kotlin use
实现了Closea
ble
接口的对象可调用use函数use函数会自动关闭调用者(无论中间是否出现异常)Kotlin的File对象和IO流操作变得行云流水use函数内部实现也是通过try-catch-finally
鹅鹅鹅_
·
2024-09-05 19:48
MobaXterm设置自动保存日志
操作点击Setting按照下图设置:logtype选项卡中三个选项的区别:printa
ble
output:正常的日志导出outputallsession:类似第一个,不会可能出现字符编码问题printa
ble
outputwithtimestamps
Tassel_YUE
·
2024-09-05 19:07
Linux
#
Shell
运维
PyQt6 / PySide 6 实现可拖拽的多标签页 web 浏览器【1】(有 Bug)
声明:本项目代码来自以下两个项目PyQt5/PySide2实现QTabWidget的拖入拖出功能https://github.com/akihito-takeuchi/qt-dragga
ble
-tab-widgetSimPyWebX
阳子926
·
2024-09-05 19:36
Python
PyQt
PySide
python
pyqt
【vue3】探讨为什么ref()换为reactive()数据不再是响应式?
原问题:本来想使用数组中的filter方法,原来用的是letta
ble
Data=ref([])然后发现Ref上不再filter属性,所以就换成了letta
ble
Data=reactive([])但是这样有了一个新问题就是
逆旅行天涯
·
2024-09-05 17:26
#
vue学习
vue.js
前端
javascript
数据源10min自动断开连接导致查询抛异常(未获取可用连接)
(1)设置maxEvicta
ble
IdleTimeMillis为300000,这
镜水灵动
·
2024-09-05 15:44
java
spring
boot
数据库
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