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Ruby on Rails: How can I revert a migration with rake db:migrate?
...ee it by doing git log
You can see these commands (and others) with their descriptions by using rake -T db: which for rails 3.2 includes:
rake db:migrate # Migrate the database (options: VERSION=x, VERBOSE=false)
rake db:migrate:status # Display status of migrations
rake db:rollback ...
keytool error Keystore was tampered with, or password was incorrect
...
From your description I assume you are on windows machine and your home is abc
So Now : Cause
When you run this command
keytool -genkey -alias tomcat -keyalg RSA
because you are not specifying an explicit keystore it will try to ...
What are best practices for using SmtpClient, SendAsync and Dispose under .NET 4.0
...empt to call an "async void" method, which is generally unsupported within ASP.NET request processing. Instead, the asynchronous method should return a Task, and the caller should await it.
– Mrchief
Sep 2 '15 at 3:42
...
from jquery $.ajax to angular $http
...rs, config) {
$scope.status = status;
});
look at this : AngularJS + ASP.NET Web API Cross-Domain Issue
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Creating a URL in the controller .NET MVC
...s an old question, but just in case you are trying to do the same thing in ASP.NET Core, here is how you can create the UrlHelper inside an action:
var urlHelper = new UrlHelper(this.ControllerContext);
Or, you could just use the Controller.Url property if you inherit from Controller.
...
How to vertically align an image inside a div
...ms- or -webkit- (before transform). w3schools.com/cssref/css3_pr_transform.asp
– Jorge Orpinel
Apr 19 '15 at 3:03
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What are all the differences between src and data-src attributes?
...
Well the data src attribute is just used for binding data for example ASP.NET ...
W3School src attribute
MSDN datasrc attribute
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Check for current Node Version
...": "1.0.0",
"engines": {
"node": "8.5.0",
"npm": "5.3.0"
},
"description": "",
"main": "index.js",
"scripts": {
"check-version" : "node checkVersion.js",
"start-server" : "node app.js"
"start" : "npm run check-version && npm run start-server",
"test": "npm r...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网 - 专注IT技能提升
...underlying connection was closed: The connection was closed unexpectedly.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: Syst...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网 - 专注IT技能提升
...underlying connection was closed: The connection was closed unexpectedly.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: Syst...