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低功耗蓝牙ble
Java 实现自定义注解
interfaceMyAnnotation{}二、元注解光加上@interface关键字还不够,我们还需要了解5大元注解@Retention@Target@Documented@Inherited(JDK8引入)@Repeata
ble
kkkkatoq
·
2024-09-10 02:27
java实现自定义注解
java
开发语言
vue3 watch监听响应式数组失效问题
constpageData=reactive({checkedNodeList:[]})constcolspanDisa
ble
d=ref(false);watch(()=>{returnpageData.checkedNodeList
妙明元心
·
2024-09-10 01:55
前端
javascript
vue.js
测试平台系列(32) 编写环境配置页面(中)
以我们的环境管理为例子,用户可以通过ta
ble
查看当前已有的环境,也提供i
米洛丶
·
2024-09-10 01:01
goleveldb的原理简述(基于golang的goleveldb库)
Put,按key更新数据,首先写内存数据,如果大小达到内存存储的阈值,则将immuta
ble
替换为memta
ble
,新建一个logfile存储wal日志
陈墨1234
·
2024-09-10 00:08
golang进阶之路
源码学习
golang
开发语言
后端
经验分享
笔记
db
浅谈lua拷贝
浅拷贝简单来说只是对一些基本的类型进行复制,而像ta
ble
这样的类型则直接引用。
coding·life
·
2024-09-10 00:07
Lua初探
lua拷贝
深拷贝
Java 如何获取线程状态呢?
下文笔者讲述Java中获取线程状态的方法分享,如下所示:java线程状态的简介Java中的线程整个生命周期中分为5种状态:1.新建状态(New):新建的线程都为此状态2.就绪状态(Runna
ble
):线程对象创建后
qq_25073223
·
2024-09-10 00:36
多线程
java
java
记一次升级 Viper、ETCD V3操作Toml
旧版viper为1.10版本,使用github.com/coreos/go-etcdv2.0.0+incompati
ble
作为请求包。
芦苇浮绿水
·
2024-09-10 00:36
Go
etcd
数据库
go
kubernetes
Java 线程状态
可运行(Runna
ble
):表示线程正在JVM中执行或准备好执行的状态,包括正在执行、等待CPU时间片、等待阻塞结束等情况。线程进入可运行状态的条件包括:调用线程的start()方法后,线程开始执行。
想进大厂的小王
·
2024-09-10 00:36
java
开发
java
开发语言
C++入门基础篇学习手记: 读取数量不定的输入数据
程序实现的源码如下:#include"iostream"usingnamespacestd;intmain(){dou
ble
sum=0,inValue=0;cout>inValue)sum+=inValue
linhuanzhi
·
2024-09-10 00:35
西加加
C++
数据求和
etcd命令etcdctl帮助
flags]VERSION:3.4.13APIVERSION:3.4COMMANDS:alarmdisarmDisarmsallalarmsalarmlistListsallalarmsauthdisa
ble
Disa
ble
sauthentication
fc浮云
·
2024-09-10 00:03
etcd
【Kubernetes】常见面试题汇总(六)
目录17.简述kube-proxyipvs和ipta
ble
s的异同?18.简述Kubernetes中什么是静态Pod?19.简述Kubernetes中Pod可能位于的状态?
summer.335
·
2024-09-09 23:32
Kubernetes
kubernetes
容器
云原生
【Kubernetes】常见面试题汇总(五)
15.简述kube-proxyipta
ble
s原理?16.简述kube-proxyipvs原理?
summer.335
·
2024-09-09 23:32
Kubernetes
kubernetes
容器
云原生
Lua 拷贝
深拷贝浅拷贝使用赋值运算符=,就是浅拷贝,有两种情况1.拷贝对象是基本的值类型,如string、number、boolean等,赋值时,会创建一个新对象,修改拷贝的值不会影响原来的值2.拷贝的对象是ta
ble
z2014z
·
2024-09-09 23:31
lua
开发语言
element-ui ta
ble
点击分页ta
ble
滚到顶部
在开发项目过程中遇到这样一个问题使用ta
ble
表格的时候,切换分页之后不会回到顶部,还是停留在之前滚动的位置话不多说以下是解决方法:设置ta
ble
的ref=‘multipleTa
ble
’//切换分页的方法加上下面这句
烂笔头儿@
·
2024-09-09 21:50
vue.js
前端
vue3 el-menu 菜单Maximum recursive updates exceeded 报错
Maximumrecursiveupdatesexceededincomponent.Thismeansyouhaveareactiveeffectthatismutatingitsowndependenciesandthusrecursivelytriggeringitself.Possi
ble
sourcesi
supming1
·
2024-09-09 21:48
vue.js
ZYNQ MPSOC FPGA 仿真 教程
**FPGA与MPSOC**:FPGA(FieldProgramma
ble
GateArray)是一种可以通过编程配置的集成电路,适用于各种应用和功能。
行者..................
·
2024-09-09 20:07
fpga开发
FPGA
实时数仓之实时数仓架构(Hudi)(1),2024年最新熬夜整理华为最新大数据开发笔试题
这里选用Hbase原因主要因为Ta
ble
的HbaseC
2401_84181221
·
2024-09-09 19:04
程序员
架构
大数据
【python日用】scipy.optimize.root用法及代码示例
None,callback=None,options=None):"""Findarootofavectorfunction.查找向量函数的根Parameters----------fun:calla
ble
Avectorfunctiontofindarootof
桑桑在路上
·
2024-09-09 17:45
python日用
python
selenium启动浏览器时,控制台报错WebDriverException: Message: 'chromedriver' executa
ble
needs to be in PATH
1、1、安装完Python、selenium后,下载Chrome浏览器对应版本的chromedriver,并将chromedriver放到了谷歌浏览器的安装目录下,在运行代码时,没有如期启动浏览器,控制台提示以上错误2、只看到了控制台的第一条信息,以为Chromedriver不匹配导致出错,仔细观察后,最后一条信息才是关键(手动捂脸),chromedriver找不到文件的路径,将chromedri
疯狂小代码
·
2024-09-09 16:41
学习心得
Python
05-树8 File Transfer(C)
Wehaveanetworkofcomputersandalistofbi-directionalconnections.Eachoftheseconnectionsallowsafiletransferfromonecomputertoanother.Isitpossi
ble
tosendafilefromanycomputeronthenetworktoanyother
L_glonar
·
2024-09-09 14:25
c语言
数据结构
【神经网络系列(高级)】神经网络Grokking现象的电路效率公式——揭秘学习飞跃的秘密【通俗理解】
参考链接:[1]https://x.com/VikrantVarma_/status/1699823229307699305[2]https://pair.withgoogle.com/explora
ble
s
神经美学_茂森
·
2024-09-09 14:54
神经网络
人工智能算法
神经网络
学习
人工智能
gitlab+habor+jenkins+k8s 安装流程及配置实现CICD
以下是基本的安装流程及配置实现CICD的步骤:安装GitLab:安装依赖项:yuminstallcurlpolicycoreutils-pythonopenssh-server启动和设置SSH:systemctlena
ble
sshd
爱摄影的程序猿
·
2024-09-09 13:24
开发工具
devops
CICD
devops
jenkins
gitlab
c语言中char16_t是什么类型,错误[Pe167]:类型为“uint16_t *”的参数与类型为“unsigned char *”的参数不兼容...
我想通过usb建立ta
ble
t与stm32之间的通信,为此我在代码中添加了usb库。在代码中添加库我得到了这个错误。
于西奥
·
2024-09-09 13:51
大数据(Hbase简单示例)
importorg.apache.hadoop.conf.Configuration;importorg.apache.hadoop.hbase.HBaseConfiguration;importorg.apache.hadoop.hbase.Ta
ble
Name
BL小二
·
2024-09-09 13:18
hbase
大数据
hadoop
[leetcode] 408. Valid Word Abbreviation 解题报告
题目链接:https://leetcode.com/pro
ble
ms/valid-word-abbreviation/Givenanon-emptystringsandanabbreviationabbr
小榕流光
·
2024-09-09 13:17
leetcode
string
leetcode
string
sql常用语法总结
SELECTcolumn1,column2FROMta
ble
_name;插入数据-INSERTINTO语句用于向表中添加新数据。INSERTINTOta
ble
_name(c
零 度°
·
2024-09-09 11:05
sql
数据库
cpu运行gpu上的pytorch 报错:AssertionError:torch not compiled with cuda ena
ble
d——已解决
感觉今天介绍的这种方法可以解决所有这种报错出现的问题事件发生:报错:AssertionError:torchnotcompiledwithcudaena
ble
d解决方法:后来看到这个代码parser.add_argument
霍格沃茨电气魔法师
·
2024-09-09 11:35
python
java
python
数据库
js
深度学习
Ubuntu中安装RabbitMQ
systemctlstatusrabbitmq-server#检查状态servicerabbitmq-serverstatus#检查状态3.开启Web管理sudorabbitmq-pluginsena
ble
rabbitmq_management4
不爱开发的干饭人
·
2024-09-09 10:29
ubuntu
rabbitmq
linux
pyinstaller 打包问题:Python library not found: libpython3.8.so.1.0, libpython3.8mu.so.1.0.
/configure--prefix=/usr/local/python3.8--ena
ble
-sharedmake--cleanmake&makeinstall接着执行以下命令,find命令找到l
snyl0926
·
2024-09-09 09:27
linux
运维
服务器
python
MySQL数据库行级锁之间隙锁、临键锁
间隙锁默认情况下,InnoDB在REPEATA
BLE
READ事务隔离级别运行,InnoDB使用next-key锁进行搜索和索引扫描,以防止幻读。
zhxjfjfkkfkfkeo
·
2024-09-09 08:17
mysql
数据库
mysql
gee mysql数据库_MySQL
答:主要分List、Set、Map、Queue四类,其中包含ArrayList、LinkedList、HashSet、TreeSet、HashMapCompara
ble
和Comparator接口的区别?
weixin_39955142
·
2024-09-09 08:16
gee
mysql数据库
python报错AttributeError:'module' object has no attribute 'xxxxx'
AttributeError:'module'objecthasnoattribute'getListOfTa
ble
'二、问题分析仔细看代码:1、模块之间是有引用的,但都已经import了,没问题!
weixin_33857230
·
2024-09-09 08:46
python
java
CentOS7 安装Docker,并配置阿里云镜像
gccyum-yinstallgccgcc-c++1.2、安装需要的软件包yuminstall-yyum-utilsdevice-mapper-persistent-datalvm21.3、设置sta
ble
JBryan
·
2024-09-09 08:53
一个SQL查询出表结构
selectta
ble
_schemaas“数据库”,ta
ble
_nameas“表名”,ta
ble
_rowsas“记录数”,truncate(data_length/1024/1024,2)as“数据容量
初秋和
·
2024-09-09 08:14
sql
数据库
mysql
Leetcode 两数之和
这道题利用Hashta
ble
哈希表来做。如果不使用hashta
ble
,进行暴力循环的话,时间复杂度较高O(N2)O(N^2)O(N2)。
Wils0nEdwards
·
2024-09-09 07:43
Leetcode
leetcode
哈希算法
散列表
代码随想录day08|344.反转字符串、541.反转字符串Ⅱ、替换数字
欢迎大家前来讨论~文章目录字符串Part01一、基础知识学习二、题目题目一:[344.反字符串](https://leetcode.cn/pro
ble
ms/reverse-string/)思路:题目二:
LluckyYH
·
2024-09-09 07:12
算法
c++
leetcode
什么是脏读、幻读、不可重复读?
本文将深入探讨脏读(DirtyRead)、幻读(PhantomRead)和不可重复读(Non-repeata
ble
Read)的概念、区别、示例及实际应用,帮助你全面理解这些并发问题及其解决方案。
需要重新演唱
·
2024-09-09 06:06
数据库
服务器
运维
爱心代码源码
#define_CRT_SECURE_NO_WARNINGS1#include#include#include#include#include#includestructPoint{dou
ble
x,y;
北航最菜大学生
·
2024-09-09 06:06
c++
java 中subtract的用法_java中BigDecimal加减乘除基本用法
双精度浮点型变量dou
ble
可以处理16位有效数。在实际应用中,需要对更大或者更小的数进行运算和处理。
丹力
·
2024-09-09 06:03
java
中subtract的用法
2019-03-13 An Easy Pro
ble
m
#include#include#includeusingnamespacestd;constintmaxn=20;intb[maxn],h[maxn];intmain(void){b[0]=1;intcnt=19;for(inti=1;i>n;while(n!=0){if(n>=b[cnt]){n-=b[cnt];h[cnt]=true;}cnt--;}for(inti=19;i>=0;i--)
桐桑入梦
·
2024-09-09 06:30
【Java】已解决:com.alibaba.dubbo.rpc.RpcException: No provider availa
ble
from registry
正确代码示例服务提供者配置服务消费者配置注册中心配置(application.properties)五、注意事项已解决:com.alibaba.dubbo.rpc.RpcException:Noprovideravaila
ble
fromregistry
屿小夏
·
2024-09-09 05:59
java
dubbo
rpc
pythongui 三维_PyQt5嵌入mayavi-python显示三维实体
#First,andbeforeimportinganyEnthoughtpackages,settheETS_TOOLKIT#environmentvaria
ble
toqt4,totellTraitsthatwewilluseQt.importos
weixin_39565910
·
2024-09-09 05:24
pythongui
三维
Leveldb源码分析--9
6SSTa
ble
之36.5读取ssta
ble
文件6.5.1类层次Ssta
ble
文件的读取逻辑在类Ta
ble
中,其中涉及到的类还是比较多的,如图6.5-1所示。
sparkliang
·
2024-09-09 04:23
Leveldb
分布式系统
通过mvn dependency:tree 查看依赖树,解决依赖jar冲突问题
举例:E:\01workspace\chenxh\09research\rop\rop>mvndependency:tree[WARNING][WARNING]Somepro
ble
mswereencounteredwhilebuildingtheeffectivesettings
常敲代码手不生
·
2024-09-09 04:23
IDEA学习与实践
BZOJ-2521: [Shoi2010]最小生成树(最小割)(本蒟蒻的BZOJ第401 AC撒花~)
题目:http://www.lydsy.com/JudgeOnline/pro
ble
m.php?
AmadeusChan
·
2024-09-09 04:18
Element-ui设置ta
ble
选中某行高亮自定义背景色
Element-ui设置ta
ble
选中某行高亮自定义背景色在el-ta
ble
标签中添加单选highlight-current-row在style中设置颜色/*设置当前页面element全局ta
ble
选中某行时的背景色
iOS_MingXing
·
2024-09-09 04:18
ui
elementui
系统误删文件,提示有病毒,易感染文件,Windows系统如何关,antimalware service executa
ble
最近电脑经常莫名卡顿,打开任务管理器,发现有这么个antimalware…的顽固的运行ing,而且还拒绝访问我关闭它。看了网上的帖子,win10家庭版可以通过一段程序安装组策略,但是一顿操作后还是关不了。然而我一顿找办法后最终发现了一个最傻瓜式的简单的方法:即:**360安全卫士—优化加速一下,嗖就好了!!!!**我凑,果然需要同行竞争啊。快去试试吧小伙伴!!!!!!!终于吧这个顽固跟“病毒”一样
海海不掉头发
·
2024-09-09 03:12
电脑错误
org.springframework.http.converter.HttpMessageNotReada
ble
Exception错误原因及解决办法
:@RequestBody只支持POST请求,GET请求不能使用@RequestBody,修改GET请求为POST即可,如果需要使用GET请求,可以使用@RequestParam和@PathVaria
ble
海海不掉头发
·
2024-09-09 03:11
idea
springboot
双vip高可用的MySQL集群
文章目录项目介绍项目架构项目环境项目步骤环境准备Ansi
ble
服务器部署1、安装Ansi
ble
2、配置免密登录3、修改Ansi
ble
的主机清单Prometheus部署1、下载软件包2、二进制安装PrometheusServer3
Hi,你好啊
·
2024-09-09 02:10
数据库
mysql
数据库
高可用
vue3+ant design vue实现表格导出(后端返回文件流类型导出)
1、之前的博客介绍了,依据页面展示的ta
ble
表格数据为基础展示表格导出,今天介绍下后端返回文件流来实现表格导出。
炒毛豆
·
2024-09-09 02:09
vue.js
前端
javascript
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