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BLE(低功耗)蓝牙开发
数据结构与算法:顺序查找、折半查找、二叉排序树
#include#include#includetypedefintElemType;typedefstruct{ElemType*elem;//整形指针,申请的堆空间的起始地址存入elemintTa
ble
Len
逸之猿
·
2024-02-26 02:11
C语言
c语言
数据结构
算法
问题慢慢解决-通过android emulator调试android kernel-内核条件断点遇到的问题和临时解决方案
起因在摸索到这个方案之后,macm1调试aarch64androidkernel最终方案,就准备调试内核了,预备下断点的地方是bbinder_pollbep_pta
ble
_queue_procbremove_wait_queue
goodcat666
·
2024-02-25 23:07
pwn_cve_kernel
android
linux
pwn
【数据结构】双向链表
./3.dou
ble
linklist.h"intmain(intargc,constchar*argv[]){dou
ble
linklist*head=creatr_dou
ble
linklist();insertHead_dou
ble
linklist
挽漓
·
2024-02-25 22:34
数据结构
链表
Ansi
ble
-Tower web界面管理安装
Ansi
ble
-Towerweb界面管理安装Ansi
ble
-Tower介绍Ansi
ble
-Tower(之前叫做awx)是将ansi
ble
的指令界面化,简明直观,简单易用。
阿亮说技术
·
2024-02-25 20:33
linux
ansible
tower
Ansi
ble
常见模块的使用
Ansi
ble
常见模块的使用ansi
ble
常见模块ping模块用于检查指定节点机器是否连通script-在受控主机上执行控制主机的脚本templatetemplate与copy类似-模块用于生成一个模板
逐流·
·
2024-02-25 20:02
linux
Ansi
ble
常见模块及用法
Ansi
ble
常见模块及用法一、ansi
ble
选项说明[root@cen7~]#manansi
ble
ansi
ble
[options]ansi
ble
[-fforks][-mmodule_name][-aargs
Field_Yang
·
2024-02-25 20:02
自动化运维工具
ansible常见模块
ansible用法
ansible自动化运维工具
《The Art of InnoDB》第二部分|第4章:深入结构-磁盘结构-撕裂的页面(dou
ble
write buffer)
4.5撕裂的页面目录4.5撕裂的页面4.5.1双写缓冲区的作用4.5.2双写缓冲区的结构4.5.3双写缓冲区与Redolog的协同工作流程4.5.2双写缓冲区写入时机4.5.3禁用双写缓冲区4.5.4小结未完待续...上文我们学习了redolog的结构和其工作原理,它是一个记录物理逻辑的日志,描述了数据库记录的逻辑变化,用于崩溃恢复
无码之宗
·
2024-02-25 16:58
写一本书《The
Art
of
InnoDB》交个朋友
oracle
数据库
database
算法沉淀——动态规划之简单多状态 dp 问题(上)(leetcode真题剖析)
算法沉淀——动态规划之简单多状态dp问题上01.按摩师02.打家劫舍II03.删除并获得点数04.粉刷房子01.按摩师题目链接:https://leetcode.cn/pro
ble
ms/the-masseuse-lcci
爱学习的鱼佬
·
2024-02-25 15:27
算法沉淀
算法
动态规划
leetcode
ERC721解读
1.接口1.ERC721定义接口参考:ERC721-OpenZeppelin文档下面是以太坊官方定义的标准,由于就是我写的代码运行环境不支持paya
ble
关键字,因
本郡主是喵
·
2024-02-25 15:26
区块链开发
区块链
智能合约
solidity
智能合约开发
ERC721
百度地图与腾讯地图经纬度互转
/**百度地图---->腾讯地图@paramdou
ble
$lat纬度@paramdou
ble
$lng经度@returnarray();*/functionbdMap_to_txMap(lat,lng){
sir.山
·
2024-02-25 08:16
js
百度地图
腾讯地图
经纬度
经纬度互转
MySQL基础面试问题(一)
标准回答:可以使用CREATEDATABASE语句创建数据库,使用CREATETA
BLE
语句创建表。例如:C
Zm6Cc
·
2024-02-25 07:16
Java面试背诵
mysql
面试
数据库
android 5.0 默认水波纹背景属性,可设置任何View
actionBarItemBackground5.0以上超出边界圆形水波纹selecta
ble
ItemBackground5.0以上边界内圆形水波纹这两个属性在5.0以下是默认的灰色效果,个人觉得也很唯美用法
海绵宝宝_
·
2024-02-25 06:15
Android学习
【Git-Exception】Git报错:fatal: una
ble
to auto-detect email address
在使用Git进行版本控制时,可能会遇到各种错误,其中之一就是“fatal:una
ble
toauto-detectemailaddress”。这个错误是因为Git无法自动检测到用户的电子邮件地址。
·
2024-02-25 03:06
Git面试题整理(实操)
中删除,但不在文件系统中删除4.sshkeygen的生成步骤5.Git如何配置,避免每次push都需要输入用户名和密码6.如何解决gitignore失效7.Git如何强制切换到其他分支8.如何解决una
ble
toaccess9
洒水水儿
·
2024-02-25 02:12
八股面试
git
在项目中应用设计模式的实践指南
单例模式(SingletonPattern)1、实现单例模式的方式1.1懒汉式(LazyInitialization)1.2.饿汉式(EagerInitialization)1.3.双重检查锁(Dou
ble
-CheckedLocking
喔的嘛呀
·
2024-02-25 02:11
设计模式
Python自动化部署与配置管理:Ansi
ble
与Docker
Ansi
ble
和Docker是两种常用于自动化部署和配置管理的工具。Ansi
ble
是一个基于Python的自动化运维工具,可以配置管理、应用部署、任务自动化等。
api77
·
2024-02-25 01:09
api
电商api
python
自动化
ansible
pytest
开发语言
数据库
微信小程序-蓝牙功能
9F06627E-3BFF-0CB2-D41C-DBCA272DC633',serviceId:"",writecharacteristicId:"",_discoveryStarted:false,isfund
ble
飞奔的裸羊羊
·
2024-02-24 21:34
微信小程序
notepad++
小程序
DataTa
ble
赋值取值
usingSystem;usingSystem.Collections.Generic;usingSystem.ComponentModel;usingSystem.Data;usingSystem.Drawing;usingSystem.Linq;usingSystem.Text;usingSystem.Threading.Tasks;usingSystem.Windows.Forms;name
浅笑_微梦
·
2024-02-24 21:34
#
ADO.NET
DataTable
赋值取值
org.activiti.engine.impl.RuntimeServiceImpl#startProcessInstanceByKey
methodisusedtostartanewprocessinstanceintheActivitienginebasedontheprovidedprocessdefinitionkeyandprocessvaria
ble
s.H
hshpy
·
2024-02-24 18:31
java
开发语言
spring
activiti
【elementUi-ta
ble
表格】 滚动条 新增监听事件; 滚动条滑动到指定位置;
$refs.ta
ble
Ref.bodyWrapperthis.dom.scrollTop=0let_that=thisthis.dom.addEventListener('scroll',()=>{//
今天搬砖了么
·
2024-02-24 18:00
前端
elementui
前端
javascript
vue
html
实现获取 两个时间之间的工作日工作时长(mysql)
实现功能:计算两个时间之间的时长:要求:1.计算工作日2.只计算8:00-20:00之间的时间,其他时间不计入时长计算逻辑:1.首先维护一个表,该表存储假期信息CREATETA
BLE
`holiday`(
gstl
·
2024-02-24 17:30
mysql
数据库
mysql connect unblock with mysqladmin flush-hosts
查看max_connect_errorsshowvaria
ble
slike'max_connect_errors';解决前提:需要换一个IP地址连接方法一增大max_connect_errorssetglobalmax_connect_errors
lsq126yx
·
2024-02-24 17:29
mysql
数据库
Linux系统如何关闭防火墙【linux系统防火墙】
一、centos7之前的版本可以通过ipta
ble
s相关命令实现防火墙的打开和关闭1.首先可以在打开的终端使用ipta
ble
s--help查看帮助使用命令;2.查看防火墙状态:serviceipta
ble
sstatus
istrangeboy
·
2024-02-24 11:00
投入
网络技术基础
网络基础
linux系统开启和关闭防火墙
linux系统防火墙
防火墙
linux技术
linux防火墙技术
JavaScript 设计模式之观察者模式
观察者模式观察者模式又被称为发布-订阅模式,使用一个对象来收集订阅者,在发布时遍历所有订阅者,然后将信息传递给订阅者,可以这样来实现一个简单的模式constObserva
ble
=(function(){
放逐的程序猿
·
2024-02-24 10:58
JavaScript设计模式
javascript
设计模式
开发语言
多模态相关论文笔记
(cilp)LearningTransfera
ble
VisualModelsFromNaturalLanguageSupervision从自然语言监督中学习可迁移的视觉模型openAI2021年2月48
靖待
·
2024-02-24 10:27
大模型
人工智能
论文阅读
SQLite Limit 子句
语法带有LIMIT子句的SELECT语句的基本语法如下:SELECTcolumn1,column2,columnNFROMta
ble
_nameLIMIT[noofrows]下面是LIMIT子句与OFFSET
木易林1
·
2024-02-24 10:37
uview组件封装form表单后有关弹框的组件安卓部分机型不显示
u-selectu-action-sheetu-picker等组件通过u-input@click事件唤起荣耀部分机型oppo部分机型和小米部分机型点击input没反应,调试了半天发现u-input内部设置disa
ble
d
阳光先做
·
2024-02-24 09:26
android
apache
华纳云:ubuntu如何用nginx绑定域名
在/etc/nginx/sites-availa
ble
/目录下创建一个新的配置文件,例如your_do
华纳云IDC服务商
·
2024-02-24 08:25
ubuntu
nginx
数据库
UE5 打包安卓报错LogPlayLevel: UAT: at org.codehaus.groovy.vmplugin.v7.Java7
ThreadPoolExecutor.java:635)LogPlayLevel:UAT:atorg.gradle.internal.concurrent.ThreadFactoryImpl$ManagedThreadRunna
ble
.ru
htwzl
·
2024-02-24 05:21
ue5
安卓
android
设计模式概述
来源:上世纪90年代,ErichGamma、RichardHelm、RaplhJohnson和JonhnVlissides四位作者出版了《DesignPatterns:ElementsofReusa
ble
Object-Ori
话唠扇贝
·
2024-02-24 04:49
软件架构设计
设计模式
java
vue报错undefined is not itera
ble
(cannot read property Symbol(Symbol.iterator))
经过审查,发现是这段代码出了问题this.net1=this.chartData.net1;//net1,net2,net都是从接口离拿得数据this.net2=this.chartData.net2;this.net=this.chartData.net;constnetTotal=[...this.net1,...this.net2,...this.net];//数组合并letdataYTpl
小朱爱开发
·
2024-02-24 02:47
开发经验
vue.js
javascript
mybatis批量更新高效率xml写法
mysql更新语句很简单,更新一条数据的某个字段,一般这样写:1UPDATEmyta
ble
SETmyfield='value'WHEREother_field='other_value';如果更新同一字段为同一个值
阿里渣渣java研发组-群主
·
2024-02-24 01:16
mybatis
xml
mysql
数据库
sql
elementPlus ta
ble
s表格的二次封装
{{getProp(row,item)}}exportdefault{name:"Ta
ble
s",props:{ta
ble
Data:{type:Array,default:[],},columnData
小前端
·
2024-02-23 19:38
javascript
开发语言
ecmascript
P1601 A+B Pro
ble
m(高精)
P1601A+BPro
ble
m(高精)纯代码记录#includeusingnamespacestd;inta[505],b[505];intaD,bD;intres[505];///@brief结果会是反着的
方糖--C++菜鸟程序员
·
2024-02-23 17:06
刷题代码记录
c++
element-ui版本问题导致el-ta
ble
-column输入框无法输入
起因有次发版后,el-ta
ble
-column的input输入框无法输入了,select框却可以,本地项目测试OK,测试环境测试OK,就是生产发生了这个事情。
Enno.Z
·
2024-02-23 14:02
踩坑日常
elementui
input
el-table-column
输入框无法输入
Completa
ble
Future
文章目录Completa
ble
Future一、创建异步任务1、ExecutorService.submit2、supplyAsync/runAsync二、异步回调1、thenApply/thenApplyAsync1
scj1022
·
2024-02-23 10:28
并发与多线程
java
Swift Combine 使用 Observa
ble
Object 与 SwiftUI 模型作为发布源 从入门到精通二十
Combine系列SwiftCombine从入门到精通一SwiftCombine发布者订阅者操作者从入门到精通二SwiftCombine管道从入门到精通三SwiftCombine发布者publisher的生命周期从入门到精通四SwiftCombine操作符operations和Subjects发布者的生命周期从入门到精通五SwiftCombine订阅者Subscriber的生命周期从入门到精通六S
AI架构师易筋
·
2024-02-23 07:24
iOS
swift
swiftui
服务器
用Python实现批量创建Excel文件
小编简单写了一个批量创建Excel文件的实例实例代码:importxlwingsasxwapp=xw.App(visi
ble
=True,add_book=False)foriin["技术部","销售部"
程序员贵哥
·
2024-02-23 05:22
Python自动化办公
Python
Python编程教学
python
pycharm
青少年编程
后端
程序人生
经验分享
笔记
Cholesky法(汇总)
//封装函数一dou
ble
**two_array_malloc(intm,intn)//二维数组分配{dou
ble
**a;inti,j;a=(dou
ble
**)malloc(m*sizeof(dou
ble
【执珪】瑕瑜·夕环玦
·
2024-02-22 23:44
计算方法实验
c++
c语言
c#
每个孩子都好特别——致母亲节
对于terri
ble
2在家呆着还不如出去放电啊,绝望脸……所以每逢周末节假日带娃去哪儿玩实在想的脑壳疼,最早多多妈说你和土豆泥粑粑开个微信公众号写写遛娃吃喝玩乐吧,NoNoNo,力不从心,但是组个群随手分享一下好像还是可以的
徐竹君
·
2024-02-22 21:05
Linux 环境变量
环境变量定义:bashshell用一个叫作环境变量(environmentvaria
ble
)的特性来存储有关shell会话和工作环境的信息(这也是它们被称作环境变量的原因)。
张太行_
·
2024-02-22 21:11
linux
ubuntu
bash
程序人生
Java递归/遍历,实现遍历父子级菜单
目录准备工作迭代实现递归实现未带有显示顺序的递归遍历准备工作createta
ble
dormitory_management.fuzi(menu_idbigintauto_incrementcomment
春来我不先开口,哪个虫儿敢作声?
·
2024-02-22 20:10
有关Java项目的参考文章
前端
数据库
Java,SpringBoot中对Stream流的运用
详细参考:java1.8stream应用-22种案例_java1.8流案例-CSDN博客准备条件publicclassBooksimplementsSerializa
ble
{privatestaticfinallongserialVersionUID
春来我不先开口,哪个虫儿敢作声?
·
2024-02-22 19:09
有关Java项目的参考文章
java
spring
boot
开发语言
sta
ble
diffusion webui学习总结(3):参数设置
一、2.5D偏卡通风格参数设置:步骤1、文生图模型:darkSushiMixMixVAE:vae-ft-mse-840000-ema-pruned正面提示词:(masterpiece,highquality,highres,illustration),blurrybackground,[(whitebackground:1.2)::5],(see-through:0.85),shining,Mov
shanesu
·
2024-02-22 15:03
stable
diffusion
学习
leetcode--429--N叉树的层序遍历
链接:https://leetcode-cn.com/pro
ble
ms/n-ary-tree-level-order-traversal思路:1、采用BFS的思路,分层记录
minningl
·
2024-02-22 14:11
GPU独显下ubuntu屏幕亮度不能调节解决方法
修改和xorg.conf相关的文件,添加Ena
ble
BrightnessControl=1也没用。解决方法:方法一:装一个软件brightness-
集智飞行
·
2024-02-20 23:01
ubuntu
笔记
ubuntu
linux
ConcurrentHashMap多线程下比HashTa
ble
效率更高
HashTa
ble
使用一把锁处理并发问题,当有多个线程访问时,需要多个线程竞争一把锁,导致阻塞ConcurrentHashMap则使用分段,相当于把一个HashMap分成多个,然后每个部分分配一把锁,这样就可以支持多线程访问术语定义术语英文解释哈希算法
z.jiaminf
·
2024-02-20 23:25
java
开发语言
Kaggle Intermediate ML Part Two
CategoricalVaria
ble
sCategoricalvaria
ble
s,alsoknownasqualitativevaria
ble
s,areafundamentalconceptinstatisticsanddataanalysis.Here'sabreakdowntohelpyouunderstandthem
卢延吉
·
2024-02-20 23:53
New
Developer
数据
(Data)
ML
&
ME
&
GPT
Data
ML
what is web 2.0
WhatIsWeb2.0DesignPatternsandBusinessModelsfortheNextGenerationofSoftwarebyTimO'Reilly09/30/2005Theburstingofthedot-combub
ble
inthefallof2001markedaturningpointfortheweb.Manypeopleconcludedthatthewebwa
iteye_20954
·
2024-02-20 23:52
Web
Google
F#
Yahoo
Python
LeetCode 6. Z 字形变换
题目链接https://leetcode.cn/pro
ble
ms/zigzag-conversion/description/将一个给定字符串s根据给定的行数numRows,以从上往下、从左到右进行Z字形排列
一般路过糸.
·
2024-02-20 23:18
leetcode
算法
职场和发展
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