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BLE(低功耗)蓝牙开发
Android 获取资源文件 r.drawa
ble
中的图片转换为drawa
ble
、bitmap
Android获取资源文件r.drawa
ble
中的图片转换为drawa
ble
、bitmap转载自http://blog.csdn.net/u013096866/article/details/445161631
龙先森
·
2024-03-02 02:13
android
资源文件转换为bitmap
图片
Android RecyclerView缓存机制
在它简单的使用方式之下着实是不简单,首先我们看一下官方对它的介绍:Aflexi
ble
viewforprovidingalimitedwindowintoalargedataset.很简单,就一句话「为大量数据集提供一个有限的展示窗口的灵活视图
Bfmall
·
2024-03-02 01:42
mysql数据库 - 统诉
1、DDL-数据库操作showdatabases;createdatabase数据库名use数据库名selectdatabase()dropdatabase数据库名2、DDL-表操作showta
ble
s
隐藏玩家
·
2024-03-02 00:11
数据库
mysql
oracle
spring常用注解总结
这个注解整合了@Configuration、@Ena
ble
AutoConfiguration和@ComponentScan注
爱写代码的小R
·
2024-03-01 23:39
Spring
spring
java
后端
python鼠标移动事件_python+selenium 鼠标事件操作方法
ActionChains类提供了鼠标操作的常用方法:perform()执行所有ActionChains中存储的行为context_click()右击dou
ble
_click(
weixin_39905037
·
2024-03-01 23:39
python鼠标移动事件
abrt-server导致数据库宕机
32db1abrt-hook-ccpp:Process59611(ocssd.bin)ofuser1000killedbySIGABRT-dumpingcoreJul2000:18:32db1abrt-server:Executa
ble
bestsun999
·
2024-03-01 22:38
Linux
Oracle_19c
数据库
linux
el-ta
ble
取消鼠标移入时变色
::v-deep.el-ta
ble
--ena
ble
-row-hover.el-ta
ble
__bodytr:hover>td{background-color:transparent;}
大可-
·
2024-03-01 21:07
vue.js
javascript
elementui
mysql5.7执行sql语句报错:In aggregated query without GROUP BY, expression #1 of SELECT list contains nonagg
InaggregatedquerywithoutGROUPBY,expression#1ofSELECTlistcontainsnonaggregatedcolumn'yunva_changke.u.user_id';thisisincompati
ble
withsql_mode
史庆雨
·
2024-03-01 17:20
【力扣白嫖日记】570.至少有5名直接下属的经理
前言练习sql语句,所有题目来自于力扣(https://leetcode.cn/pro
ble
mset/database/)的免费数据库练习题。
Gary.Li
·
2024-03-01 16:59
力扣刷题
leetcode
数据库
sql
centos7安装rabbitmq
执行命令yum-yinstallepel-releaseyumupdateyum-yinstallrabbitmq-server启用web插件rabbitmq-pluginsena
ble
rabbitmq_management
SangBigYe
·
2024-03-01 14:56
linux
rabbitmq
分布式
ansi
ble
playbook剧本
Ansi
ble
的Playbook一、playbook概述什么是playbookPlayBook即"剧本","兵书"之意,PlayBook是由以下部分组成的play(host):定义的是主机的角色。
小枫呀
·
2024-03-01 04:12
自动化运维工具
centos
linux
运维
使用Qt 6创建第一个CMAKE项目
CMakeLists.txt和main.cxxCMkeLists.txtcmake_minimum_required(VERSION3.15)project(TestLANGUAGESCXX)add_executa
ble
大白菜66
·
2024-03-01 03:11
Qt
C++
c++
cmake
qt
【大数据】Flink SQL 语法篇(七):Lookup Join、Array Expansion、Ta
ble
Function
共包含以下10篇文章:FlinkSQL语法篇(一):CREATEFlinkSQL语法篇(二):WITH、SELECT&WHERE、SELECTDISTINCTFlinkSQL语法篇(三):窗口聚合(TUM
BLE
G皮T
·
2024-03-01 02:40
#
Flink
SQL
大数据
flink
sql
Lookup
Join
Array
Expansion
Table
Function
维表
Join
Android D8 编译器 和 R8 工具,【一篇文章搞懂】
android.ena
ble
IncrementalDesugaring=false.android.ena
ble
Desugar=false2.1Lambda表达式Java8中一个重大变更是引入Lambda
安卓开发top
·
2024-02-29 22:04
Android
android
java
eclipse
移动开发
泽平 的ScalersTalk第七轮新概念朗读持续力训练Day 492 20220727
练习材料:Lesson24-1BeautyAyoungmanseesasunsetand,una
ble
tounderstandortoexpresstheemotionthatitrousesinhim
郑泽平
·
2024-02-29 20:49
华为设置telnet和consle只需要密码登陆
telnet配置telnetserverena
ble
user-interfacevty04authentication-modepassword,选择密码认证setauthenticationpasswordcipheradmin
项目工程师余工
·
2024-02-29 16:57
网络工程
服务器
数据库
linux
AcWing 872:最大公约数 ← 递归及非递归解法等
【题目来源】https://www.acwing.com/pro
ble
m/content/874/【题目描述】给定n对正整数ai,bi,请你求出每对数的最大公约数。【输入格式】第一行包含整数n。
hnjzsyjyj
·
2024-02-29 16:26
信息学竞赛
#
栈与递归
最大公约数
辗转相除法
更相减损法
openEuler离线安装docker
docker下载地址:https://download.docker.com/linux/static/sta
ble
/所有版本都有,根据你的需求去选择。
·
2024-02-29 16:52
openeulerdocker
maven配置踩坑实录
1.配置jdk2.配置maven3.cmd运行mvn-v报错TheJAVA_HOMEenvironmentvaria
ble
isnotdefinedcorrectly意思就是JAVA_HOME配置有问题4
倾云如歌
·
2024-02-29 09:17
maven
java
【Elasticsearch管理】节点角色及发现机制
文章目录节点角色MasterEligi
ble
NodeDataNodeIngestnodetribenodeCoordinatingnodeDataPath发现机制前置概念基本描述设置ZendiscoveryPing
板凳坐着晒太阳
·
2024-02-29 09:47
Elasticsearch
elasticsearch
大数据
Sql 查询一张表中哪些字段做了外键跟哪些表关联了
以下是一个通用的方法,适用于大多数关系型数据库(如MySQL,PostgreSQL,SQLServer等):SELECTfk.ta
ble
_nameAS'ChildTa
ble
',fk.column_nameAS'ForeignKeyColumn
三希
·
2024-02-29 06:44
sql
数据库
MySQL-等保测评指导书
1、身份鉴别密码复杂度、账户唯一性查看数据库所在安装目录下my.cnf/my.ini文件,其中是否不包含“skip-grant-ta
ble
s”参数,不允许跳过数据库权限验证;(一般位于/etc/my.cnf
ordersyhack
·
2024-02-29 05:43
应用扩展
程序开发
网络安全
mysql
adb
数据库
LeetCode59. 螺旋矩阵 II(C++)
LeetCode59.螺旋矩阵II题目链接代码题目链接https://leetcode.cn/pro
ble
ms/spiral-matrix-ii/代码classSolution{public:vector
板砖大的砖头
·
2024-02-29 01:08
矩阵
c++
线性代数
开发语言
leetcode
解决:selenium web browser 的版本适配问题
Thechromedriverversion(114.0.5735.90)detectedinPATHat/opt/homebrew/bin/chromedrivermightnotbecompati
ble
withthedetectedchromeversion
暖仔会飞
·
2024-02-29 01:08
selenium
前端
自动化工具
webdriver
Lodop关联内容分页打印
文章目录前言一、打印项关联二、ta
ble
内嵌条形码总结前言Lodop打印插件使用系列,本文交流下比较常用的需求。在打印的页面里面有2个或多个ta
ble
,它们的高度不固定。这种情况也要实现分页。
TE-茶叶蛋
·
2024-02-28 23:37
Lodop打印控件使用系列
javascript
c# 二个datata
ble
复制
//////DataTa
ble
间复制数据/////////privatestaticvoidCopyData(DataTa
ble
dtyuanSrc,DataTa
ble
dtmd){dtmd.Rows.Clear
vbloveshllm
·
2024-02-28 22:36
c#
java
前端
算法沉淀——动态规划之简单多状态 dp 问题(下)(leetcode真题剖析)
买卖股票的最佳时机含冷冻期02.买卖股票的最佳时机含手续费03.买卖股票的最佳时机III04.买卖股票的最佳时机IV01.买卖股票的最佳时机含冷冻期题目链接:https://leetcode.cn/pro
ble
ms
爱学习的鱼佬
·
2024-02-28 19:32
算法沉淀
算法
动态规划
leetcode
leetcode704. 二分查找
leetcode704.二分查找:https://leetcode.cn/pro
ble
ms/binary-search/description/给定一个n个元素有序的(升序)整型数组nums和一个目标值
~柠月如风~
·
2024-02-28 19:01
LeetCode
leetcode
c语言
审判者
Est-ceencoreunefoisquejesuisdansledésespoiretdansl'abîmedetouteslesplanètes,devoirl'obscuritésanslimiteettesdésirsintermina
ble
squim'enchaînentdansmoncoeur
爱奇艺_7a43
·
2024-02-28 16:55
mysql汇总
去重SEPARATOR’,‘逗号分割selectFIELD_NAME字段中文名,GROUP_CONCAT(DISTINCTFIELD_CODESEPARATOR‘,’)字段英文名fromda_dp_ta
ble
_fieldwhereFIELD_NAMEregexp
酸柠涛啊
·
2024-02-28 16:59
mysql
数据库
PriorityQueue
优先队列不允许空值,而且不支持non-compara
ble
(不可比较)的对象,比如用户自定义的类。
aloserbird
·
2024-02-28 12:55
java容器类
java
宋舒蕾一单元复盘
Part11,从本单元中我学到的最重要的理念(精读和视听说分别总结)精读:Theembarrassingthingsareinelucta
ble
inourdailyLife.视听说:Wecanlearnnewthingsinoursparetime
宋舒蕾
·
2024-02-28 09:47
Hive复杂数据类型之array
定义格式如下:createta
ble
ta
ble
Name(......colNamearray......)说明:下标从0开始,越界不报错,以null代替案例准备:测试数据zhangsan78,89,92,96lisi67,75,83,94
鸭梨山大哎
·
2024-02-28 08:48
hive
hive
array
数据类型
Java基础学习
2、异常分类Throwa
ble
是Java语言中所有错误或异常的超类。下一层分为Error和ExceptionError1.E
CopyLower
·
2024-02-28 03:42
学习
Java
java
学习
开发语言
工作中SQL优化实例1
CREATETA
BLE
`c_done_code`(`done_code`bigint(20)NOTNULLAUTO_INCREMENTCOMMENT'业务流水号',`login_sn`bigint(20
换煤气哥哥
·
2024-02-28 03:38
C语言变量
语言中存在很多的数据类型,例如:char //字符数据类型short //短整型int //整形long //长整型longlong //更长的整形float //单精度浮点数dou
ble
IT二哥
·
2024-02-28 00:08
C语言
算法
openeuler20.03在线安装docker最新版
更新系统软件包列表:sudoyumupdate-y添加Docker的官方仓库源:sudotee/etc/yum.repos.d/docker-ce.repo<
ble]
·
2024-02-27 20:48
openeulerdocker
java springcloud 微服务设计方案
springcloud+springcloudAlibaba+flowa
ble
流程引擎1.代码生成器:[正反双向](单表、主表、明细表、树形表,快速开发利器)freemaker模版技术,0个代码不用写,
IT祖师爷
·
2024-02-27 10:20
MongoDB聚合运算符:$atan2
语法{$atan2:[,]}为可被解析为数值的表达式$atan2返回弧度,使用$radiansToDegrees运算符可以把弧度转换为角度$atan2默认返回双精度数dou
ble
,如果表达式解析为128
原子星
·
2024-02-27 10:50
mongodb
mongodb
数据库
Sta
ble
Diffusion算法、结构全流程概述
Sta
ble
Diffusion能力强、功能多、插件广,本文拟概述SD的全流程,方便梳理算法各结构的关系SD发展的重点论文DenoisingDiffusionProbabilisticModels(首次提出去噪扩散模型
lanlinbuaa
·
2024-02-27 08:18
stable
diffusion
python
django的用户管理与token认证(四)
在执行pythonmanage.pymakemigrations在数据库中会生成几张默认的表mysql>showta
ble
s;+---------------------
smile_pbb
·
2024-02-27 07:16
pyhton框架
django
sqlite
数据库
HTML引用高德英文地图
HTML高德英文地图引用高德英文地图引用//初始化地图varmap=newAMap.Map('dituContent01',{resizeEna
ble
:true,center:[116.397472,39.909179
Fish北冥
·
2024-02-27 07:16
JS
javascript
html
css
子线程获取主线程header值(token)
概念ThreadLocal主要用于在各个线程中保存各自对象的值,互不相干.Inherita
ble
ThreadLocal可以子线程中访问到父线程中的值.问题接口调用,发送待办改为异步执行,所以改为线程调用
清晨细雨~
·
2024-02-27 00:37
spring
Spark开发_简单DataFrame判空赋值逻辑
valta
ble
1="实时转存数据"valta
ble
2="历史存hdf数据"valdfin1=inputRDD(ta
ble
1).asInstanceOf[org.apache.spark.sql.DataFrame
Matrix70
·
2024-02-26 22:06
Spark开发_工作
spark
大数据
分布式
MyBatis-Puls插入或修改时某些字段自动填充操作
,通过重写其中的insertFill与updateFill方法实现在新增or修改时动态的拿到实体类,在向实体类中set数据完成每次新增或修改时自动填充数据如创建者、修改者这种数据在实体类上加注解@Ta
ble
Field
·
2024-02-26 20:03
Java基本面试问题(一)
标准回答:Java中的基本数据类型包括整型(int,long,short,byte)、浮点型(float,dou
ble
)、字符型(char)、布尔型(boolean)。
Zm6Cc
·
2024-02-26 18:31
Java面试背诵
java
面试
开发语言
《论文阅读》e-CARE:探索可解释因果推理的新数据集 ACL2022
:探索可解释因果推理的新数据集ACL2022前言简介数据集优势数据集语料级别的统计数据集示例评分标准前言今天为大家带来的是《e-CARE:aNewDatasetforExploringExplaina
ble
CausalReasoning
365JHWZGo
·
2024-02-26 17:31
NLP
论文阅读
因果推理
eCARE
可解释性
数据集
leetcode 50. Pow(x, n)
目录函数定义:2.处理特殊情况:3.处理负指数:4.处理偶数指数:5.处理奇数指数:时间复杂度空间复杂度classSolution{public:dou
ble
myPow(dou
ble
x,intn){if
许我杂俎
·
2024-02-26 16:29
leetcode
算法
职场和发展
数据结构
c++
链表
晓思的ScalersTalk第六轮《新概念》朗读持续力训练Day61—20210227
【练习材料】(喜马拉雅新概念英音第二册)☞原文Lesson61Trou
ble
withtheHub
ble
TheHub
ble
telescopewaslaunchedintospacebyNASAonApril20,1990atacostofoverabilliondollars.Rightfromthestarttherewastrou
ble
withtheHub
ble
.Thepicturesitsen
XS_XS
·
2024-02-26 10:11
LeetCode | 整数反转 C语言
Pro
ble
m:7.整数反转文章目录思路解题方法Code结果思路运算部分while(x>0){y+=x%10;y*=10;x/=10;}y/=10;对于大于32位的数要用longint类型的变量保存用pow
Mryan2005
·
2024-02-26 04:14
#
LeetCode
c语言
算法
leetcode
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