E-COM-NET
首页
在线工具
Layui镜像站
SUI文档
联系我们
推荐频道
Java
PHP
C++
C
C#
Python
Ruby
go语言
Scala
Servlet
Vue
MySQL
NoSQL
Redis
CSS
Oracle
SQL Server
DB2
HBase
Http
HTML5
Spring
Ajax
Jquery
JavaScript
Json
XML
NodeJs
mybatis
Hibernate
算法
设计模式
shell
数据结构
大数据
JS
消息中间件
正则表达式
Tomcat
SQL
Nginx
Shiro
Maven
Linux
ble
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
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
上一页
2
3
4
5
6
7
8
9
下一页
按字母分类:
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
其他