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BLE蓝牙协议
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
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
Qt-常用控件QGropBox学习
对于QGroupBox我们可以设置标题的名字(通过构造函数传递参数来设置),并且我们可以设置标题的位置,QGroupBox中的子控件的ena
ble
和disa
ble
决于QGroupBox本身是不是选中。
独自倚剑闯天涯
·
2024-09-05 15:14
Qt软件开发
梧桐数据库(WuTongDB):哈希表原理、实现方法、代码例子和应用场景
哈希表(HashTa
ble
)是一种高效的数据结构,用于在常数时间内存储和查找键值对。它通过将键值映射到表中的一个位置来实现这一点,这个位置由哈希函数决定。哈希表广泛用于数据库、缓存实现和各种算法中。
鲁鲁517
·
2024-09-05 15:41
梧桐数据库
散列表
哈希算法
梧桐数据库
六号线晚报0523
天气:晴风力:微风calla
ble
1.calla
ble
是一个可以带返回值的多线程接口,类似runna
ble
,ruanna
ble
执行无返回值的run方法,calla
ble
执行有返回值的call方法publicclassCalla
ble
Test
z0nk1n
·
2024-09-05 13:56
基于 AT 固件测试 ESP32 设备作为 WiFi AP 模式创建 TCP Server 开启 UART-to-WiFi 透传模式的指令序列
CWMODE=2//SettheWi-FimodetoSoftAP.AT+CWSAP="ESP32_softAP","1234567890",5,3//SetsoftAPAT+CIPMUX=1//Ena
ble
multipleconnectionsforTCPServerAT
Rainbow.Cai
·
2024-09-05 12:56
AT
tcp/ip
服务器
网络协议
如何在算家云搭建模型Sta
ble
-diffusion-webUI(AI绘画)
一、Sta
ble
DiffusionWebUI简介Sta
ble
DiffusionWebUI是一个网页版的AI绘画工具,基于强大的绘画模型Sta
ble
Diffusion,可以实现文生图、图生图等。
算家云
·
2024-09-05 11:51
stable
diffusion
AI作画
人工智能
算家云
大模型
计算机视觉
AIGC
C# XML 使用教程
使用教程目录C#XML使用教程XML是什么介绍组成XML与HTML的区别C#中如何使用XML序列化根元素子元素序列化方法反序列化反序列化方法序列化与反序列化实例XML是什么介绍可扩展标记语言(Extensi
ble
MarkupLanguage
十⑧
·
2024-09-05 11:16
C#
通用的知识
c#
xml
后端
ROS2下进行单目相机标定
本文主要进行在ros2-hum
ble
下大华工业相机和海康工业相机的标定,其他相机也可以参考首先进行ros2环境的安装2.5在ubuntu22.04安装ros2_ubuntu20.04安装ros2-CSDN
IT小艺
·
2024-09-05 10:43
RoboMaster
相机标定
ros2
大华工业相机
海康工业相机
Vue3项目引入.ts文件报错:An import path can only end with a ‘.ts‘ extension when ‘allowImportingTsExtensions‘
Animportpathcanonlyendwitha‘.ts’extensionwhen‘allowImportingTsExtensions’isena
ble
d.ts-plugin(5097)这个错误消息表明在
fishmemory7sec
·
2024-09-05 10:10
项目经验
vue.js
如何在linux上部署zabbix监控工具
搭建服务机1)首先我们先执行sed-i's/SELINUX=enforcing/SELINUX=disa
ble
d/'/etc/selinux/config#然后我们再把防火墙开机自启关掉马上生效systemctldisa
ble
专业白嫖怪
·
2024-09-05 10:38
常用业务组件
zabbix
linux
服务器
dbus-sensors与libgpiod
2debus-sensors简介以下摘自openbmc/dbus-sensors:D-Busconfigura
ble
sensorscanningapplications(github.com):dbus-sensorsisacollectionofsensorapplicationsthatprovidethexyz.openbmc_proje
logiciel
·
2024-09-05 09:30
OpenBMC
python读写excel教程_python读写excel
pypi.python.org/pypi/xlrd简单使用导入xlwtimportxlwt新建一个excel文件file=xlwt.Workbook()#注意这里的Workbook首字母是大写,无语吧新建一个sheetta
ble
weixin_39687422
·
2024-09-05 08:24
python读写excel教程
K8S笔记:Kubernetes安装部署(CentOS7)
minikube的LoadBalancer支持指定minikube自带docker的docker0网桥网段minikube使用本地image二、使用kubeadm手工安装1、安装前准备2、允许ipta
ble
s
arksea
·
2024-09-05 07:50
devops
kubernetes
k8s
运维
Spring MVC
目录1、MVC架构:2、请求&响应【重点】3、参数绑定【重点】4、路径@PathVaria
ble
5、页面跳转[熟悉]6、会话[重点]7、拦截器【开发必用】8、json处理【重点】9、文件上传10、异常处理引言
200不是二百
·
2024-09-05 07:48
Spring
spring
mvc
java
每周问答精选:PolarDB 和 PolarDB-X 的区别是什么?
PolarDBforPostgreSQL问答精选1、Q:unloggedta
ble
更新时会产生磁盘碎片,需要autovacuum吗?还是这些数据也是存到内存?
阿里云数据库开源
·
2024-09-05 06:44
数据库
分布式
阿里云
数据库开发
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