通过peepcode nodejs视频并在当前快速/节点版本上重新创建应用程序我遇到了一个小问题.
文件结构
site
- apps
- - authentication
- - - views
- - - - login.jade
- - - routes.js
- node_modules
- public
- - images
- - javascripts
- - stylesheets
- routes
- views
app.js
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login.jade:
extends /views/layout
block content
form(action='/sessions', method='post')
label
| Username
input(type='text', name='user')
label
| Password
input(type='password', name='password')
input(type='submit', name='submit')
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app.js
var express = require('express')
, user = require('./routes/user')
, http = require('http')
, path = require('path');
var app = express(); …Run Code Online (Sandbox Code Playgroud) 从另一台服务器获取数据库备份我试图在localhost上恢复到sqlexpress.这个恢复将通过gui工作,但我有问题用PowerShell恢复它.我收到以下错误消息:
Exception calling "SqlRestore" with "1" argument(s): "Restore failed for Server
+ $smoRestore.SqlRestore <<<< ($server)
+ CategoryInfo : NotSpecified: (:) [], MethodInvocationException
+ FullyQualifiedErrorId : DotNetMethodException
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错误消息指向此行的字符23:
$smoRestore.SqlRestore($server)
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脚本:
[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SqlServer.SMO") | Out-Null
[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SqlServer.SmoExtended") | Out-Null
[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SqlServer.ConnectionInfo") | Out-Null
[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SqlServer.SmoEnum") | Out-Null
Import-Module PSCX
Import-Module WebAdministration
function GetLatestItem(){
param([string]$RemotePath)
$returnString = Get-ChildItem $RemotePath -force -filter "*.7z" | sort @{expression={$_.LastWriteTime}; Descending=$true} | select Name -first 1
return $returnString.Name
}
function DatabaseExists(){
param([Microsoft.SqlServer.Management.Smo.Server]$server,[string]$databaseName)
foreach($database in $server.Databases){
if($database.Name -eq $databaseName){
$true
}
}
$false …Run Code Online (Sandbox Code Playgroud) 我在DB2中运行两个查询
SELECT * from mrptable FETCH FIRST ROW ONLY
--result for mrpcolumn = 1150131
SELECT mrpcolumn FROM mrptable FETCH FIRST ROW ONLY
--result for mrpcolumn = 0
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为什么这两个结果会有所不同?
对于集合中的每个项目,我需要一个短字符串和一些int16字段.我想使用字符串字段迭代集合(意味着我不想使用数字索引进行迭代).该系列最多约10件.谢谢你的任何建议.
尝试将Microsoft.VisualStudio.Web.BrowserLink 2.1.1作为nuget包添加到非常库存的File-> New-> Project .net core 2.1项目上。
Version conflict detected for Microsoft.AspNetCore.Hosting.Abstractions. Reference the package directly from the project to resolve this issue.
EngineeringWeb (>= 1.0.0) -> Microsoft.VisualStudio.Web.BrowserLink (>= 2.1.1) -> Microsoft.AspNetCore.Hosting.Abstractions (>= 2.1.1)
EngineeringWeb (>= 1.0.0) -> Microsoft.AspNetCore.App (>= 2.1.0-rc1-final) -> Microsoft.AspNetCore.Hosting.Abstractions (>= 2.1.0-rc1-final).
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我记得以前在csproj文件中执行操作以重定向版本。我希望避免这种情况。
.csproj文件:
<Project Sdk="Microsoft.NET.Sdk.Web">
<PropertyGroup>
<TargetFramework>netcoreapp2.1</TargetFramework>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.1" />
</ItemGroup>
<ItemGroup>
<Folder Include="Features\" />
<Folder Include="Features\Registration\" />
</ItemGroup>
<ItemGroup>
<Compile Remove="Controllers\HomeController.cs" />
</ItemGroup>
<ProjectExtensions> …Run Code Online (Sandbox Code Playgroud) sql ×2
.net-core ×1
asp.net ×1
asp.net-core ×1
c# ×1
collections ×1
database ×1
db2 ×1
express ×1
ibm-midrange ×1
mod-mono ×1
mono ×1
node.js ×1
powershell ×1
pug ×1
restore ×1
smo ×1
sql-server ×1
xsp ×1