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Closed
Swift Playgrounds 学习编程一 逻辑运算符 3.检查这个与那个
例如,在下方的代码中,isBlocked与isOn
Closed
Switch必须同时为真。示例ifisBlocked&&isOn
Closed
Switch{toggleSwitch()}新条件!
彩虹思维
·
2023-03-31 11:47
qt 鼠标事件
mousePressEvent(QMouseEvent*event)//左键变形状{if(event->button()==Qt::LeftButton){QCursorcursor;cursor.setShape(Qt::
Closed
HandCursor
牛郎恋刘娘,刘娘念牛郎
·
2023-03-31 05:12
QT
qt
ui
开发语言
报错解决:json.decoder.JSONDecodeError:
,使用json.loads()将str类型的数据转换成dict类型的数据,但是却报错了,报错显示json.decoder.JSONDecodeError:Expectingpropertynameen
closed
indoubl
不喜欢穿格子衫的程序员
·
2023-03-31 01:09
python
报错解决
json
前端
javascript
Caused by: org.apache.dubbo.remoting.RemotingException: message can not send, because channel is
Causedby:org.apache.dubbo.remoting.RemotingException:messagecannotsend,becausechannelis
closed
.url:dubbo
Mr、追风少年
·
2023-03-30 23:22
java
spring
后端
【Thingsboard】源码分析:Websocket 和前端交互
TextWebSocketHandler】这个是spring-websocket里面的工具,该工具用法:onopen对应afterConnectionEstablishedonclose对应afterConnection
Closed
onMessage
0x13
·
2023-03-30 20:56
Thingsboard
源码
spring
websocket
java
开闭原则
开闭原则开闭原则定义Softwareentitieslikeclasses,modulesandfunctionsshouldbeopenforextensionbut
closed
formodifications
落在牛背上的鸟
·
2023-03-30 11:37
kex_exchange_identification: Connection
closed
by remote host
出现这个原因有多种可能,我出现这个原因是因为使用了机场的代理服务,代理服务节点禁止了github的ssh连接。解决办法:修改.ssh/configHostgithub.comHostNamessh.github.comUsergitPort443再测试:
[email protected]
成功!参考:[https://www.v2ex.com/t/290545][https://docs.git
ANoman_M
·
2023-03-30 07:10
QT串口助手开发3串口开发
界面程序的编写二、发送框程序编写一、UI界面程序的编写根据上文的未解决问题:我们打开串口按钮打开后只能选择关闭串口,所以这个是循环的过程上文链接所以按钮对应的槽函数首先必须判断当前串口助手是否打开了助手,
closed
闫渭丘
·
2023-03-30 05:48
QT
qt
开发语言
软件开发中的原则
一.开闭原则开闭原则(Open
Closed
Principle,OCP)由勃兰特·梅耶(BertrandMeyer)提出,他在1988年的著作《面向对象软件构造》(ObjectOrientedSoftwareConstruction
朱_c713
·
2023-03-30 03:48
Mybatis核心源码浅析及拦截器原理
MyBatis允许使用插件来拦截的方法调用包括:Executor(update,query,flushStatements,commit,rollback,getTransaction,close,is
Closed
这个ID狠温柔
·
2023-03-29 11:33
micropython ota_LEDUNIA | The WiFi-Enabled IoT Dev Board | Made in Germany
butwithatwist.Thechipisjustthebeginning:we’veaddedpinheaders,memory,neopixelLEDsandastandardUSBplug,andthenen
closed
theboardinadurableplasticcase
weixin_39571219
·
2023-03-29 08:26
micropython
ota
三极管开关电路_三极管在开关电路中的详细应用分析
输入电压Vin则控制三极管开关的开启(open)与闭合(
closed
)动作,当三极管呈开启状态时,负载电流便被阻断
weixin_39710462
·
2023-03-29 06:11
三极管开关电路
python requests 报错 Connection aborted ConnectionResetError RemoteDisconnected 解决方法
错误:requests.exceptions.ConnectionError:(‘Connectionaborted.’,RemoteDisconnected(‘Remoteend
closed
connectionwithoutresponse
whatday
·
2023-03-29 03:16
1024程序员节
python爬虫 关于requests.exceptions.ConnectionError 等问题
在爬虫中报如下的错误:requests.exceptions.ConnectionError:(‘Connectionaborted.’,RemoteDisconnected(‘Remoteend
closed
connectionwithoutresponse
wancongconga
·
2023-03-29 03:21
python
error: RPC failed; curl 18 transfer
closed
with outstanding read data remaining
gitclone报错,解决方案运行下面的命令报错gitclonehttps://github.com/facebook/WebDriverAgenterror:RPCfailed;curl18transfer
closed
withoutstandingreaddataremaining
陌椰_5702
·
2023-03-29 03:43
java 软件架构_1.Java软件架构设计原则
七大设计原则一.开闭原则开闭原则(Open-
Closed
Principle,OCP)是指一个软件实体(如类、模块和函数)应该对扩展开放,对修改关闭。所谓的开闭,也正是对扩展和修改两个行为的一个原则。
冢N垢纟
·
2023-03-28 23:23
java
软件架构
【error】conda创建虚拟环境时报错:json.decoder.JSONDecodeError: Expecting property name en
closed
in double quote
conda创建虚拟环境时报错:json.decoder.JSONDecodeError:Expectingpropertynameen
closed
indoublequotes:line1column73
果园yyyyyyyy
·
2023-03-28 22:24
python踩坑记录
conda
python
《嵌入式软件设计方法》--设计原则
SRP:SingleResponsibilityPrinciple,单一职责原则;OCP:Open
Closed
Principle,开闭原则;LSP:LiskovSubstitutionPrinciple
懒猪必备啊
·
2023-03-28 20:02
嵌入式软件设计
fastjson un
closed
string
Stringtext="{"HttpStatusCode":400,"Code":"InvalidParameters.Format","Message":"Specifiedparametersisnotvalid.[sql_mode:\s]"}"MaporiginalDataMap=JSON.parseObject(text,Map.class);不能有\这个字符串image.png这不是fa
fulj
·
2023-03-28 12:48
ERROR 2 (HY000): File '...........................' not found (Errcode: 2)
`IP_residence_all_2018W06_single_BD09_WGS84`CHARACTERSETutf8FIELDSTERMINATEDBY'\t'EN
CLOSED
BY'\"'LINESTERMINATEDBY
阿涛哥
·
2023-03-27 21:17
[Hack the box]Irked-Linux-10.10.10.117
Nmapscanreportfor10.10.10.117Hostisup(0.27slatency).Notshown:879
closed
ports,118filteredportsPORTSTATESERVICEVERSION22
Shad0w_zz
·
2023-03-27 13:19
新装的cocoapods 没有repos ,pod repo add master https://github.com/CocoaPods/Specs.git 不动
hosts192.30.255.113github.com//buglydown下不下来199.232.4.133raw.githubusercontent.comgitclone时报RPCfailed;curl18transfer
closed
withoutstandingreaddataremaining
会飞的大马猴
·
2023-03-27 08:15
kex_exchange_identification: Connection
closed
by remote host问题解决
今天动了一下代码,打算提交到github,结果使用gitpush的时候报错:kex_exchange_identification:Connection
closed
byremotehost在网上找了半天各种方法都试过了
代码菜狗
·
2023-03-26 12:49
git
github
ssh
ssh -T git@github kex_exchange_identification: Connection
closed
by remote host
我的电脑上有多个密钥,一个对应公司仓库一个对应自己的仓库,今天自己的突然push不了,我发现是config文件写错了。遇到这个问题,可以参考git官方给出的说明:git官网文档首先使用
[email protected]
调试一下,看打印输出的什么,再来解决具体问题,我通过调试发现我的config文件,以前的名字是ssh_config,且里面的注释用的是//,而不是#。所以我把文件名和注释改过来之
想永远与你同梦
·
2023-03-26 12:17
bug
git
github
ssh
Typescript 下的 SOLID 原则
制定的设计理念旨在使开发人员可以轻松创建可读和可维护的程序S.O.L.I.D本意ShortSpellFullSpellChineseTranslationSSingleResponsibilityPrinciple单一职责原则OOpen-
Closed
Principl
凌杰991
·
2023-03-26 09:43
My Experiences During VOVID-19
Whenthenovelcoronaviruspandemicbrokeoutin2019,theworldseemstobesloweddown.Asastudent,italsoinfluencedmystudymethod.Theschoolwas
closed
provisional.Wehadtostayathometokeepawayfromothers.Butweneverfogotto
41王张弛
·
2023-03-25 05:29
英语口语:我原本想和你一起去银行!丨4.6
丨4.6Day1239Paul:IhadplanedtogotothebanklastWednesday.ButJoetoldmetheywereall
closed
thatday.SoIquit.保罗:
坚持能量站
·
2023-03-23 11:02
第二篇 - 六大原则
2、开发-封闭原则(Open-
Closed
Principle)定
hgfsrui
·
2023-03-23 09:44
wait、notify、sleep、interrupt等对比分析
,并执行其他线程(类方法)join:等待该线程终止interrupt:中断该线程,当线程调用wait(),sleep(),join(),或I/O操作时,将收到InterruptedException或
Closed
ByInterruptException
莫比乌丝环丶
·
2023-03-22 20:03
解决upstream prematurely
closed
connection while reading response header from upstream问题(nginx)
问题描述:使用docker部署了前端和nginx,前端有需求要使用websocket,所以在nginx中配置了websocket转发,配置如图:server{listen80;server_name127.0.0.1;charsetutf-8;#websocket转发location/websocket/{proxy_passhttp://websocket:3600;proxy_http_ver
A-wliang
·
2023-03-22 13:33
docker使用
nginx
nginx
docker
websocket
1024程序员节
gitlab服务: kex_exchange_identification: Connection
closed
by remote host
想复杂了。搜索了一圈,其实是基本原理没理解到位。
[email protected]
:group/project.git实际使用的是SSH协议。多个认证文件存在时,通常需要在config文件中进行类似如下的配置——需要强调的是:Port端口值是SSH服务的端口,只有在SSH服务的默认端口变更是才需要进行显示配置Hostgithub.com#Specifiestherealhostnametolo
戈壁堂
·
2023-03-22 07:19
Swift Range和字符串截取
Range
Closed
Range:a...bCountable
Closed
Range:a...bRange:a..String{ifindex=self.count{return""}for(i,item
梦里桃花舞倾城
·
2023-03-21 21:24
Unity 编辑Scene或Prefab时监听保存等事件
Scene主要使用类UnityEditor.SceneManagement.EditorSceneManager常用的Events:scene
Closed
sceneOpenedsceneSavedPrefab
Pieces_Jing
·
2023-03-21 17:59
冰与火之歌卷Ⅳ:群鸦的盛宴 中英文双语同步对照版 第20篇 BRIENNE上
EastofMaidenpoolthehillsrosewild,andthepines
closed
inaboutthemlikeahostofsilentgrey-greensoldiers.机灵狄克说海边的路最近
yakamoz001
·
2023-03-21 11:45
git clone大文件错误
错误:error:RPCfailed;curl18transfer
closed
withoutstandingreaddataremainingfatal:Theremoteendhungupunexpectedlyfatal
狗娃_
·
2023-03-21 00:52
解决阿里云SDK出现的Stream
closed
为了上传文件到阿里云,使用了阿里云的SDK,参照文档写了代码:publicstaticvoiduploadFile(Contextcontext,StringtenantCode,StringuserToken,StringobjectName,StringfilePath){Filefile=newFile(filePath);if(!file.exists()){Log.w(TAG,"uplo
carver
·
2023-03-20 20:15
Java8 Stream 流的重用
1.流关闭查看下面的示例,它将抛出一个IllegalStateException,表示“streamis
closed
”。
紫陌红尘Oo
·
2023-03-20 18:25
服务器连接占用过多,请求无法响应问题
使用netstat-n|awk'/^tcp/{++S[$NF]}END{for(ainS)printa,S[a]}'查看TCP的连接情况,发现了大量的
CLOSED
_WAIT连接以及大量的TIME_WAIT
终可见丶
·
2023-03-20 12:46
WINDOWS Oracle 18C ORA-00823: Specified value of sga_target greater than sga_max_size
误设置sga_max_size后处理1、SQL>ALTERSYSTEMSETsga_max_size=500MSCOPE=SPFILE;–小了SQL>shutdownimmediate;Database
closed
.Databasedismounted.ORACLEinstanceshutdown
txidol-Fly
·
2023-03-20 11:32
数据库
Oracle
【Git】提交规范:格式,类型,范围
前言学习一下git提交规范类型,范围正文1.常用提交格式():标题行:必填,描述主要修改类型和内容主题内容:描述为什么修改,做了什么样的修改,以及开发的思路等等页脚注释:放BreakingChanges或
Closed
Issues2
Lana学习中
·
2023-03-19 13:39
一些一些
git
ant design vue中通知提醒框Notification的使用
效果:点击接口,出现提示弹框,数据获取到后在消失Openthenotificationboxconstclose=()=>{console.log('Notificationwas
closed
.Eithertheclosebuttonwasclickedordurationtimeelapsed
i_am_a_div_日积月累_
·
2023-03-19 09:03
ant
design
vue爬坑日记
代码问题
OutOfRangeError(seeabovefortraceback):FIFOQueue'_1_batch/fifo_queue'is
closed
andhasinsufficientelements
ClarenceHoo
·
2023-03-19 05:48
2019-01-16-Vulnhub渗透测试实战writeup(14)
-Pn-oNtest.xml192.168.110.140Nmapscanreportfor192.168.110.140Hostisup(0.0013slatency).Notshown:65533
closed
portsPORTSTATESERVI
最初的美好_kai
·
2023-03-19 05:50
week 1-learn python 1
defineastringWhiledouble-quotes(“)andsingle-quotes(‘)arebothacceptablewaystodefineastring,astringneedstobeopenedand
closed
bythesametypeofquo
温简书13
·
2023-03-19 03:05
error: RPC failed; curl 18 transfer
closed
with outstanding read data remaining
error:RPCfailed;curl18transfer
closed
withoutstandingreaddataremainingfatal:Theremoteendhungupunexpectedlyfatal
XJ0927
·
2023-03-19 00:25
数据备份与恢复
:/BACKUP/bcakupfile.txt'备份目录,注意提前建BACKUP目录,备份的文件一定要跟数据库同一目录fieldsterminatedby','字段值之间用逗号optionallyen
closed
by
6b33b1292135
·
2023-03-18 17:16
scan word: 2020-12-15(page42)
ortheeconomicmodelshifts,socouldtheagreements.Aspartofanationalpolicytoconsolidate(巩固)theindustry,Hunan
closed
650coalminesbetween2014and2016
RedStones
·
2023-03-18 15:07
软件架构与设计模式
这就是开闭原则(Open
Closed
Principl
tearhero
·
2023-03-18 04:39
apktool与dex2jar
apktoolisatoolforreverseengineering3rdparty,
closed
,binaryAndroidapps.这是用来反编译app的,大部分人应该都用过,还有一款jadx,只要把
djskra
·
2023-03-18 02:15
Cyberpunk的猜想
图片来源:googleTheoppositeofmanipulatemaybeawordthatis
closed
toindependentorspontaneous,whyweaddressthesethreewordsifthetruemeaningforalltheactionswemadeareoutofthetrail.Everythingwe'vebeentoldto
ScarsRomantics
·
2023-03-18 01:19
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