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蓝牙BLE
我最爱的一本计算机专业入门书 -- Think Python
解决问题(pro
ble
msolving)意味着对问题进行形式化,寻求创新型的解决方案,并且清晰、准确地表达解决方案的能力。所以这本书不只适合Python语言的学习,更包括了解决
JeetChan
·
2024-02-20 16:51
Ansi
ble
自动化运维工具的使用
目录Ansi
ble
的简介ansi
ble
环境安装部署ansi
ble
命令行模块command模块shell模块cron模块user模块group模块copy模块file模块hostname模块ping模块yum
GnaW1nT
·
2024-02-20 16:03
运维
ansible
自动化
Ansi
ble
的脚本 --- playbook 剧本
目录playbook的简介什么是playbookplaybook组成应用实例Templates模块tags模块Roles模块playbook的简介什么是playbookAnsi
ble
Playbook是设定自动化任务的一种蓝图
GnaW1nT
·
2024-02-20 16:03
ansible
ansi
ble
动态主机清单案例
linuxansi
ble
动态主机清单案例使用动态清单模板,修改其内容,要求如下:(1)node1是test主机组的成员,其中test主机组可以使用变量:aa=11bb=22(2)node2和node3是
山客泛舟游Y
·
2024-02-20 16:03
ansible
linux
php
Ansi
ble
-免密登录与主机清单Inventory
Ansi
ble
的指定用户与密码登录、免密登录、指定ssh端口以及主机清单Inventory配置主机规划主机名称操作系统版本内网IP外网IP(模拟)安装软件ansi-managerCentOS7.5172.16.1.18010.0.0.180ansi
ble
ansi-haproxy01CentOS7.5172.16.1.18110.0.0.181ansi-haproxy02CentOS7.5172.1
LightZhang666
·
2024-02-20 16:03
自动化
ansible
linux
运维
linux
ansible
自动化
CentOS
Ansi
ble
主机清单—inventory主机清单
文章目录一、主机清单设置方式二、标识主机名的方式三、Inventory中变量四、Inventory变量参数一、主机清单设置方式ansi
ble
默认的主机清单是/etc/ansi
ble
/hosts文件主机清单可以手动设置
ZhulongQ
·
2024-02-20 16:32
ansible
认识ansi
ble
,了解常用的模块
ansi
ble
的概念Ansi
ble
是一个基于Python开发的配置管理和应用部署工具,现在也在自动化管理领域大放异彩。
lelelele798
·
2024-02-20 16:31
ansible
Ansi
ble
-主机清单
1.配置主机清单下表列出了有关四个受管主机的信息。您将根据主机的用途、所在的城市以及它所属的部署环境,将每个主机分配给多个组以进行管理。此外,美国城市组(罗利和山景城)必须设为组\us**的子项(children),这样美国的主机就可以作为一个组进行管理。主机名称用途位置运行环境servera.lab.example.comweb服务器罗利raleigh开发developmentserverb.l
冬枣0
·
2024-02-20 16:31
linux
服务器
运维
网络
Ansi
ble
主机清单inventory
前言关于Ansi
ble
是什么,我在之前的文章中没有说;当然了,我这里也不会说。
被遗忘的区域
·
2024-02-20 16:31
自动化工具
服务器
网络
运维
Ansi
ble
添加主机清单
1、基于端口,用户,密码定义主机清单格式:ansi
ble
基于ssh连接-i(inventory)参数后指定的远程主机时,也可以写端口,用户,密码。
有谁看见我的剑了?
·
2024-02-20 16:01
Ansible
ansible
linux
bash
ThreadPoolTaskExecutor线程池的使用
代码/***线程池*/@Configuration/***开启多线程*/@Ena
ble
AsyncpublicclassThreadPoolConfig{@Bean("taskExecutor")publicExecutorasyncServiceExecutor
爱笑的人、
·
2024-02-20 16:00
java
开发语言
手工安装oh-my-zsh
记录下在使用脚本自动安装的时候报fatal:una
ble
toaccess'https://github.com/robbyrussell/oh-my-zsh.git/':FailedtoreceiveSOCKS4
Luxin23
·
2024-02-20 15:59
ansi
ble
的主机清单/资源inventory配置详解
主机清单inventory文章目录主机清单inventory主机清单作用演示inventory主机清单ansi
ble
的主要功能在于批量主机操作,为了便捷的使用启动的部分主机,可以在inventoryfile
GeekShuai
·
2024-02-20 15:29
Linux自动化运维
ansible
inventory
自动化运维工具Ansi
ble
——inventory 主机清单
目录Inventory简介Ansi
ble
配置文件的优先级Ansi
ble
命令常用参数主机清单文件hosts通过列表的方式标识主机范围主机端口指定用主机名标识主机范围inventory中的变量主机变量组变量
learnrecord
·
2024-02-20 15:59
运维
自动化
ansible
Ansi
ble
管理动态清单
Ansi
ble
支持动态清单脚本,这些脚本在每当ansi
ble
执行时从这些类型的来源检索当前的信息,使清单能够实时得到更新。这些清单脚本是可执行的程序,能
时羽天
·
2024-02-20 15:59
Ansible
ansible
linux
运维
ansi
ble
inventory 主机清单配置
文章目录环境介绍ansi
ble
ssh配置操作测试/etc/hosts配置Inventory文件主机与组主机变量、组变量把一个组变成另一个组的子成员变量太多了,不好管理怎么办?
o0o0o0D
·
2024-02-20 15:59
Ansi
ble
Inventory 主机清单 和 如何匹配主机组
Inventory是什么Inventory文件主要用来填写被管理主机以及主机组信息,(逻辑上定义),默认Inventory文件为/etc/ansi
ble
/hosts。
富士康质检员张全蛋
·
2024-02-20 15:59
Ansible
运维
Ansi
ble
——inventory 主机清单
Ansi
ble
——inventory主机清单Ansi
ble
——inventory主机清单inventory简介ansi
ble
配置文件的优先级ansi
ble
命令常用参数主机清单文件hosts(/etc/ansi
ble
阿杰112
·
2024-02-20 15:57
ansible
linux
bash
[ansi
ble
] playbook角色
一、rolesRoles又称为角色,playbook被称为剧本。Roles角色是自1.2版本之后引入的新特性,用于层次性、结构化的组织剧本roles能够根据层次型结构自动装载变量文件、任务集、以及触发的动作等,要使用roles只需要在剧本中使用include命令引入即可简单的来说,roles就是分别将变量、文件、任务、模板以及处理器放置于不同的单独的目录,并且可以便捷的通过include引入角色一
为什么老是名字被占用
·
2024-02-20 15:26
自动化运维
ansible
运维
[ansi
ble
] playbook运用
hosts:webservers:dbservers#指定执行此play的远程主机组remote_user:root#指定执行此play的用户tasks:#指定此play的任务列表-name:disa
ble
dfirewall
为什么老是名字被占用
·
2024-02-20 15:25
自动化运维
ansible
运维
ansi
ble
inventory 主机清单
vim/etc/ansi
ble
/hosts[webservers]192.168.80.11:2222#冒号后定义远程连接端口,默认是ssh的22端口192.168.80.1[2:5]#[]中指定连续的范围
luochiying
·
2024-02-20 15:25
ansible
服务器
linux
基于51单片机恒温箱热水器温度控制系统无线APP视频监控设计72
51单片机温度控制系统报警器恒温箱水温热水器72功能描述:本系统由STC89C52单片机、温度传感器DS18B20、按键、蜂鸣器报警、继电器控制、(无线
蓝牙
/WIFI模块-可选)、LCD1602液晶显示及电源组成
单片机设计DIY
·
2024-02-20 15:52
51单片机
嵌入式硬件
单片机
基于STM32单片机智能家居温湿度PM2.5甲醛光照无线视频监控APP设计240
STM32-240-智能家居环境监控功能描述:本系统由STM32F103C8T6单片机核心板、1.44寸TFT彩屏、(无线
蓝牙
/无线WIFI/无线视频监控模块-可选)、PM2.5传感器、甲醛传感器、温湿度传感器
单片机设计DIY
·
2024-02-20 15:22
单片机
stm32
智能家居
基于STM32单片机定位地图电子栅栏GPS北斗无线APP设计177
STM32单片机GPS北斗定位地图电子栅栏APP无线177功能描述:本系统由STM32F103C8T6单片机核心板、无线
蓝牙
/WIFI模块-可选、TFT1.44寸彩屏液晶显示电路、定位采集模块电路、JR6001
单片机设计DIY
·
2024-02-20 15:22
单片机
stm32
嵌入式硬件
基于51单片机气象仪环境检测风速风向光照无线视频监控设计79X
STC89C52单片机最小系统电路、OLED液晶显示电量、风速传感器接口电路、风向传感器接口电路、ADC0832(或xx0832芯片)的AD转换电路、DHT11温湿度采集电路、BH1750光照采集电路、(无线
蓝牙
单片机设计DIY
·
2024-02-20 15:22
51单片机
嵌入式硬件
单片机
SQL笔记-多表查询(合并记录&新增字段)
比如要统计2张表的所有数据,这两张表无关联关系,统计的数据需要在同一行:SELECT(SELECTCOUNT(*)FROMreptile_csdn_article)ASta
ble
1_count,(SELECTCOUNT
IT1995
·
2024-02-20 15:21
SQL
sql
笔记
数据库
基于51单片机光伏太阳能路灯锂电池充电无线摄像头设计177
单片机最小系统电路、OLED液晶显示电路、太阳能板接口电路、TP4056充电管理模块、锂电池供电接口电路、锂电池升压到5V模块电路、ADC0832(或xx0832芯片)的AD转换电路、光敏检测电路、(无线
蓝牙
单片机设计DIY
·
2024-02-20 15:20
51单片机
嵌入式硬件
单片机
1063 计算谱半径 (20 分)
#include#includeintmain(){intN,a,b,i;dou
ble
max=0.0,Max;scanf("%d",&N);for(i=0;i
79d12e22ec53
·
2024-02-20 15:36
レーシング - スピード回避ゲーム
Asimpleandfuncarsprintgamewith2dexperience.Suita
ble
forchildrenaged4-9forreactiontraining.Gameplay:Controlthesprintingvehiclesonbothsidesofthescreen
野柿很涩
·
2024-02-20 15:30
如何通过AI作画?
网址:https://huggingface.co/spaces/prodia/fast-sta
ble
-diffusion模板网址:https://prompthero.com/prompt/96ee86ae9e2
刀锋0001
·
2024-02-20 15:45
AI作画
ElscticSearch基础操作
Es数据格式和Mysql对比ElasticSearchindex(索引)Type(类型)Documents(文档)Fields(字段)MySQLDatabases(数据库)Ta
ble
(表)Row(行)Column
车马去闲闲丶
·
2024-02-20 15:09
elasticsearch
SQL Server中类似MySQL的REPLACE INTO语句
REPLACEINTO语句,可使用不存在时插入数据,存在时更新数据的方法来实现SQLServer不存在时插入数据(insertwhen/wherenotexists)REPLACEINTO实现逻辑INSERTINTOta
ble
dkbnull
·
2024-02-20 15:36
┣━
SQL
sqlserver
数据库
2.19学习总结
1.中位数2.统计和3.铺设道路4.岛屿个数5.冶炼金属6.飞机降落7.接龙数列中位数https://www.luogu.com.cn/pro
ble
m/P1168题目描述给定一个长度为�N的非负整数序列
啊这泪目了
·
2024-02-20 15:05
学习
LeetCode刷题计划---day2
07#include#include//头文件用于控制输出格式usingnamespacestd;intmain(){constintn=5;//等级个数dou
ble
grade[n]={4.0,3.0,2.0,1.0,0.0
小豆包的小朋友0217
·
2024-02-20 15:00
leetcode
算法
职场和发展
分享一个笑话:Computer language
andmystudentsoftencallmeathomewithquestions.OnemorningIwasonthephone,explainingincomputerlanguagethesolutiontoapro
ble
mwhilearepairmanwasfixingmyrefrigerator.After
宇宙之一粟
·
2024-02-20 15:44
proxysql
这里是引用mysql安装mysql-3307createdatabasedb1;CREATETA
BLE
db1.tab_20240102(idINTPRIMARYKEY,nameVARCHAR(50),emailVARCHAR
不正经运维君
·
2024-02-20 15:58
mysql
android其他占用存储,Android如何梳理内存占用情况解决OOM问题
一、背景你知道吗一张5.48MB,宽高像素为4896*6528的24位的静态图片,放在Android工程目录下面的res/drawa
ble
-[density]/不同文件夹下面,占据的内存是多少?
大龙说学区
·
2024-02-20 15:57
android其他占用存储
FLASH实用代码大全
top5/archive/2009/07/27/1532158.html外部调用swfon(release){loadMovieNum("service.swf",1);}外部调用数据loadVaria
ble
sNum
victoryckl
·
2024-02-20 15:56
as
flash
LeetCode-027-移除元素
来源:力扣(LeetCode)链接:https://leetcode-cn.com/pro
ble
ms/remove
雄狮虎豹
·
2024-02-20 15:39
Flash使用代码大全
外部调用swfon(release){loadMovieNum("service.swf",1);}外部调用数据loadVaria
ble
sNum("about.txt",0);System.useCodepage
_Lunay
·
2024-02-20 15:54
AS3
flash
command
action
音乐
html
脚本
Delphi v11 安卓权限申请
procedureTDm
BLE
.RequestPermissionsResult(Sender:TObject;constAPermissions:TArray;constAGrantResults:TArray
pcplayer
·
2024-02-20 15:17
android
Delphi
Android图片着色问题
image.png使用两个ImageView,一个不进行任何处理,一个用如下代码对图片进行着色ImageViewimageView=findViewById(R.id.iv_image_1);Drawa
ble
drawa
ble
_年少
·
2024-02-20 14:05
Jmeter实现阶梯式线程增加的压测
2:接着打开选项-PluginsManager-在Availa
ble
Plugins中找到CustomThreadGroups,jpgc-StandardSet
coci曹
·
2024-02-20 14:37
测试相关
jmeter
Java基础-数组深入之定义
定义数组声明格式数据类型[]数组名称;--推荐使用数据类型数组名称[];dou
ble
[]arr;chararr2[];注意:引用数据类型只声明不赋值存在默认值null数组初始化动态初始化数组定义与为数组元素分配空间和赋值的操作分开进行数据类型
乐学小乐
·
2024-02-20 14:22
嵌入式学习-C++-Day3
代码#includeusingnamespacestd;classPer{private:stringname;intage;dou
ble
*height;dou
ble
*weight;public:Per
CherylYYYYYY
·
2024-02-20 14:33
学习
c++
开发语言
聊聊arthas的spring-boot-starter
java/com/alibaba/arthas/spring/ArthasConfiguration.java@ConditionalOnProperty(name="spring.arthas.ena
ble
d
hello_ejb3
·
2024-02-20 14:25
java
聊聊arthas的ArthasBootstrap
core/server/ArthasBootstrap.java/***单例**@paraminstrumentationJVM增强*@returnArthasServer单例*@throwsThrowa
ble
hello_ejb3
·
2024-02-20 14:52
java
0x26.Apache Struts2远程代码执行漏洞(S2-019)复现
command&expression=#f=#_memberAccess.getClass().getDeclaredField('allowStaticMethodAccess'),#f.setAccessi
ble
半情调
·
2024-02-20 14:19
墨者学院
墨者学院
S2-019
SAP RETAIL 事务代码WA08为分配表触发采购订单
SAPRETAIL事务代码WA08为分配表触发采购订单1,如下的分配表8,对其执行事务代码WA08(Follow-OnDocumentGenerationAllocationTa
ble
),或者通过如下菜单
城市中迷途小书童
·
2024-02-20 14:52
警告: TestEngine with ID 'junit-vintage' failed to discover tests 。java.lang.NoSuchMethodError: org.ju...
1.报错信息七月18,20222:51:48下午org.junit.platform.launcher.core.DefaultLauncherhandleThrowa
ble
警告:TestEnginewithID'junit-jupiter'failedtodiscovertestsjava.lang.NoSuchMethodError
临易i
·
2024-02-20 14:18
junit
java
spring
单元测试
开发语言
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