already port 8080 was
tomcat服务器可以通过localhost：8080访问，但是访问不了webapps中部署的文件
我遇到的一个就是可以访问tomcat 首页，但是想访问webapps中的文件老是打不开，显示404或者其他，然后上网查了一下，原来是安装了多个版本，然后tomcat的环境配的有点乱，所以就访问不了，只要把其中一个删除了就行了 ......
xxl-job-executor执行器部署到k8s中时，port报错
错误： 15:48:21.902 logback [main] ERROR o.s.boot.SpringApplication - Application run failedorg.springframework.beans.factory.UnsatisfiedDependencyExcept ......
export ‘Vue‘ (imported as ‘Vue‘) was not found in ‘vue‘
export 'Vue' (imported as 'Vue') was not found in 'vue' (possible exports: $computed, $fromRefs, $raw, $ref, BaseTransition, Comment, EffectScope, Fra ......
Midjourney充值失败完美解决方案及共享会员：Error: subscription already active for user
# Midjourney账号充值遇到避坑指南： 今天给Midjourney账号充值遇到如下错误： Error: subscription already active for user: 09e6aa4a-f7a8-4451-ae2c-9a9e5c2c522a  to support your Ruby & RubyGems was 6.1.7.6. Try installing it with `gem install activesupport -v 6.1.7.6`问题解决
问题描述: 在终端命令行安装cocoapods时,可能出现如下问题: Error installing cocoapods: The last version of activesupport (>= 5.0, < 8) to support your Ruby & RubyGems was 6.1 ......
disconnected: unable to send message to renderer (failed to check if window was closed: disconnected: not connected to DevTools) (Session info: chrome=115.0.5790.110)
用的 selenium/standalone-chrome 镜像没有做任何的更改，一访问 http://127.0.0.1:4444/wd/hub 提示如下： disconnected: unable to send message to renderer (failed to check if w ......
EFCore 连接MySQL数据库查询数据提示This MySqlConnection is already in use
EFCore 连接数据查询数据提示"This MySqlConnection is already in use"代码如下 using (MyDBContext db =new MyDBContext()) { Order order= db.Orders.Single(o => o.Id==2); ......
python selenium报错ValueError: Timeout value connect was ＜...＞, but it must be an int, float or None.
最近学习爬虫，安装selenium，很简单地执行代码，但是一直报错。 ``` import time import openpyxl from selenium import webdriver from selenium.webdriver.common.keys import Keys from ......
【问题记录】The TLS connection was non-properly terminated.
系统：ubuntu 22.04 TLS git 克隆到本地时报错 root@mail:/mail# git clone https://github.com/mailcow/mailcow-dockerized Cloning into 'mailcow-dockerized'... fatal: ......
mysql报错：The last packet successfully received from the server was 51,384,505 milliseconds ago.产生原因是什么？如何解决这个报错问题？
这个报错是 MySQL 连接超时导致的。当 MySQL 客户端在一段时间内没有收到来自服务器的数据包时，会触发这个错误。 产生这个错误的可能原因有： 1. 网络问题：可能是网络连接不稳定或延迟过高，导致数据包在传输过程中丢失或延迟。2. MySQL 服务器负载过高：如果 MySQL 服务器负载过高， ......
vue 使用Adsense错误：TagError: adsbygoogle.push() error: All ins elements in the DOM with class=adsbygoogle already have ads in them.
<div class="adsenseunit"> <!-- in-article-aquare2 --> <ins class="adsbygoogle" style="display: block" data-ad-client="ca-pub-3935005489954231" data-ad ......
关于 SD异常 NansException: A tensor with all NaNs was produced in Unet. 显卡1660ti 6GB
NansException: A tensor with all NaNs was produced in Unet. This could be either because there's not enough precision to represent the picture, or bec ......
remote origin already exists
如果你clone下来一个别人的仓库，在此基础上完成你的代码，推送到自己的仓库可能遇到如下问题：error: remote origin already exists.表示远程仓库已存在。因此你要进行以下操作：1、先输入git remote rm origin 删除关联的origin的远程库2、关联自 ......
PlatformIO ESP32S3 Arduino USB Serial Port Monitor
platformio..ini 加上下面三行 [env:adafruit_feather_esp32s3] platform = espressif32 board = adafruit_feather_esp32s3 framework = arduino build_flags = -DARDU ......
The database operation was expected to affect 1 row(s), but actually affected 0 row(s); 解决乐观并发
# [The database operation was expected to affect 1 row(s), but actually affected 0 row(s); 解决乐观并发](https://www.raokun.top/archives/thedatabaseoperatio ......
elasticsearch from + size must be less than or equal to: [10000] but was [100000]
说明:当分页查询时，默认最大总数是10000（from+size<=10000），当我现在业务需要查询最大100000条时，就报错了。 方案1：可以为某个es放开到指定的返回总数，也可以对整个es的索引做设置。但这样对内存消耗很大, 可能导致内存溢出，elasticsearch重启又会恢复默认100 ......
A VNC server is already running as :1
看到这一行字是不是很崩溃。 当输入vncserver -kill :1，输出结果是： Can't find file /home/ubuntu/.vnc/VM-0-11-ubuntu:1.pid You'll have to kill the Xtightvnc process manually 是 ......
SELECT a.c_port_code122
SELECT a.c_port_code, a.d_aststat, ZCJZ1, ZCJZ2 FROM (SELECT a.c_port_code, a.d_aststat, A.N_PORT_MV ZCJZ1, a.N_PORT_COST ZCJZ2,ROW_NUMBER() OVER (PAR ......
select a.c_port_code,
select a.c_port_code, a.c_port_name, to_char(A1.D_ASTSTAT,'yyyy-mm-dd') D_ASTSTAT, CASE WHEN A.C_DAT_CODE in ('ASS_FOF','ASS_QDII') THEN NVL(A11.DWJZ, ......
SELECT a.c_port_code, a.d_aststat, a.C_KM_NAME DWJZ
SELECT a.c_port_code, a.d_aststat, a.C_KM_NAME DWJZ FROM t_r_fr_aststat a where (A.C_PORT_CODE = 'SGU520') and a.d_aststat = GETDAY_HDAY('CN',LAST_DAY ......
IDEA修改SpringBoot多模块项目设置提示“Module A must not contain source root B. The root already belongs to module B”的解决办法
“Module A must not contain source root B/java/src/. The root already belongs to module B”的解决办法 ......
Ubuntu 20.04编译opencv-3.1.0时报错 error: 'CODEC_FLAG_GLOBAL_HEADER' was not declared in this scope
Ubuntu 20.04源码编译安装opencv320 报错 error: 'CODEC_FLAG_GLOBAL_HEADER' was not declared in this scope的解决办法： 修改/opt/opencv/opencv-3.2.0/modules/videoio/src/c ......
DsReplicaGetInfo() failed with status 8453 (0x2105): Replication access was denied.
When using the repadmin /showrepl command to check replication health status on your Windows domain environment in command prompt on Sindows Server en ......
Curl error (60): SSL peer certificate or SSH remote key was not OK for
执行命令： 生成yum 缓存 dnf makecache 错误如下： Rocky Linux 9 - BaseOS 0.0 B/s | 0 B 00:04 Errors during downloading metadata for repository 'baseos': - Curl error ......
Android串口调试 libserial_port.so: has text relocations
# 遇到问题：Android 串口调试 libserial_port.so: has text relocations ## 解决方法 1 在 Android.mk 文件中加入：LOCAL_LDFLAGS += -fPIC，重新编译 Google 开源库的源码，生成.so 库 ``` LOCAL_P ......
GitHub: remote:Support for password authentication was removed on August 13,2021.
使用git push origin master向远程仓库推送时被告知： remote:Support for password authentication was removed on August 13,2021.Please use a personal access token inste ......