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ActiveModel::ForbiddenAttributesError when creating new user
...
I guess you are using Rails 4. If so, the needed parameters must be marked as required.
You might want to do it like this:
class UsersController < ApplicationController
def create
@user = User.new(user_params)
# ...
end
private
def user_params
pa...
Role/Purpose of ContextLoaderListener in Spring?
...framework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring/mvc-core-config.xml, classpath:spring/business-config.xml</param-value>
</init-param>
...
How do I import the javax.servlet API in my Eclipse project?
...In case you already had Eclipse IDE for Java (without Enterprise), and manually installed some related plugins, then chances are that it wasn't done properly. You'd best trash it and grab the real Eclipse IDE for Enterprise Java one.
You also need to ensure that you already have a servletcontainer i...
Getting a better understanding of callback functions in JavaScript
...p; typeof(callback) === "function") {
// execute the callback, passing parameters as necessary
callback();
}
A lot of libraries (jQuery, dojo, etc.) use a similar pattern for their asynchronous functions, as well as node.js for all async functions (nodejs usually passes error and data to t...
Best way to allow plugins for a PHP application
...der;
/**
* connects an object/signal with a slot
*
* @param class|object $sender
* @param string $signal
* @param callable $slot
*/
public static function connect($sender, $signal, $slot) {
if (is_object($sender)) {
self::$connections[spl_o...
How can Xml Documentation for Web Api include documentation from beyond the main project?
...
/// <summary>Construct an instance.</summary>
/// <param name="paths">The physical paths to the XML documents.</param>
public MultiXmlDocumentationProvider(params string[] paths)
{
this.Providers = paths.Select(p => new XmlDocumentationProvider(p))...
Rails params explained?
Could anyone explain params in Rails controller: where they come from, and what they are referencing?
5 Answers
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Append values to query string
...thod and an UriBuilder which provides a nice way to work with query string parameters without worrying about things like parsing, url encoding, ...:
string longurl = "http://somesite.com/news.php?article=1&lang=en";
var uriBuilder = new UriBuilder(longurl);
var query = HttpUtility.ParseQueryStr...
Passing parameters to a Bash function
I am trying to search how to pass parameters in a Bash function, but what comes up is always how to pass parameter from the command line.
...
PHP function overloading
...o much, but I would suggest a hint that this is being done in the function parameters like myFunc(/*...*/).
– doug65536
Sep 7 '13 at 9:16
4
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