因为程序仅在个别机器上出现“ System.NullReferenceException”问题,而在其他机器上一切运行正常,所以认为是环境问题 具体错误信息如下: 2018-09-14 10:12:14,355 [1] A77450B89D5443928C58B6A81A3D40B7 - System.NullReferenceException: Object reference not set to an instance of an object. at ***.System.Window…
前言 执行命令npm publish报错:403 Forbidden - PUT https://registry.npmjs.org/kunmomotest2 - You cannot publish over the previously published versions: 0.0.1. 原因 不能在以前发布的版本上发布:0.0.1,所以我们需要升版本,更改包的package.json文件的版本号,然后重新发布…
Solution to the "Error: listen EADDRINUSE 127.0.0.1:8080" Hello, Just sharing a solution to the errors below, when you run "npm start" and a port is already in use: Error: listen EADDRINUSE 127.0.0.1:8080" (or EADDRINUSE 127.0.0.1…
文档地址 https://docs.npmjs.com/misc/semver Caret Ranges ^1.2.3 ^0.2.5 ^0.0.4§ Allows changes that do not modify the left-most non-zero digit in the [major, minor, patch] tuple. In other words, this allows patch and minor updates for versions 1.0.0 and a…
mac os安装好了很久了,不过没怎么用,昨天想要体验一下大神们推荐的黑苹果系统用起来怎么样(关于安装黑苹果的可以到我的简书去看相关文章),于是乎,打开久违的vmware,看着咬一口的苹果进度图,心中其实是有一些小激动的. 进入系统后,先是找终端找不到,在win下用惯了cmd,到这完全找不到北在哪. 经过阿杜告诉我的,先进入Finder,然后左侧找到"应用程序",选择实用工具,再找到"终端",这就是我们中win下的cmd了.或者就是这左上角点放大镜,输入ter回车第…
install the react-native here comes a questions :: npm WARN react-native@0.41.2 requires a peer of react@~15.4.0 but none is installed. You must install peer dependencies yourself. HOW TO SOLVE THIS PROBLEM~~~~~::: Deleted node_module director…
dotfuscator 在混淆.Net Framework 4.0以上版本的时候报错的解决方法 在混淆的时候报错了,错误描述大致如下: Could not find a compatible version of ildasm to run on assembly C:\xxx.dll This assembly was originally built with .NET Framework v4.0.30319 要混淆不同的.Net Framework版本需要在Settings,Projec…
code ELIFECYCLE npm ERR! errno 1 npm ERR! gff@1.0.0 start: `node build/dev-server.js` npm ERR! Exit status 1 npm ERR! npm ERR! Failed at the gff@1.0.0 start script. npm ERR! This is probably not a problem with npm. There is likely additional logging…
2020.7.7日jwt更新之后,安装的express-jwt模块会默认为6.0.0版本,我将之前的auth.js文件引入时控制台报错,提示algorithms should be set,中文译为应该设置算法,于是找到github里的express-jwt,发现更新后的jwt需要在配置中加入algorithms属性,即设置jwt的算法.下图为更新jwt6.0.0之前的auth模块和更新jwt6.0.0之后的auth模块 更新前: 更新后: 如图,只需要增加一条algorithms的设置就可以了…
tunneling socket could not be established, cause=connect ECONNREFUSED 127.0.0.1:56281npm ERR! network This is most likely not a problem with npm itselfnpm ERR! network and is related to network connectivity.npm ERR! network In most cases you are behi…
我的mysql版本是8.0的版本,因为毕竟新的mysql采用新的保密方式,所以就的似乎不能用,改密码方式: 用管理员身份打开cmd mysql -uroot -p(输入密码) 进入mysql执行下面三个命令 use mysql: ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '你的密码'; FLUSH PRIVILEGES;…
在登录数据库过程中,如果遇到忘记root密码时,该如何解决? 1.使用管理员权限打开命令提示符,在命令行中输入: net stop mysql 2.待mysql服务停止后,输入: mysqld --shared-memory --skip-grant-tables ,此时命令提示符窗口处于锁定状态,我们重新以管理员权限打开新的命令提示符窗口. 3.在新的命令提示符窗口输入: mysql -uroot -p 后回车,提示输入密码时直接按回车进入. 4.输入: use mysql; 5.输入: u…