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How do you return a JSON object from a Java Servlet
...est request, HttpServletResponse response) {
// ...
String json = new Gson().toJson(someObject);
response.setContentType("application/json");
response.setCharacterEncoding("UTF-8");
response.getWriter().write(json);
}
That's all.
See also:
How to use Servlets and Ajax?
What is...
MySQL JOIN the most recent row only?
...ord of the changes made to the customer, i.e. when there's a change made a new row is inserted.
8 Answers
...
Appending HTML string to the DOM
...wsers.
div.insertAdjacentHTML( 'beforeend', str );
Live demo: http://jsfiddle.net/euQ5n/
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JavaScript DOM remove element
.....
$('#left-section').remove(); //using remove method in jQuery
Also in new frameworks like you can use conditions to remove an element, for example *ngIf in Angular and in React, rendering different views, depends on the conditions...
...
jQuery - Add ID instead of Class
...id' rather than replace it
capture the current id first, then append your new id. especially useful for twitter bootstrap which uses input states on their forms.
new_id = '{{old_id}} inputSuccess';
old_id = that.attr('id');
that.attr('id', new_id.replace( /{{old_id}}/ig,old_id));
if ...
Binding a WPF ComboBox to a custom list
... {
InitializeComponent();
ConnectionViewModel vm = new ConnectionViewModel();
DataContext = vm;
}
private void Button_Click(object sender, RoutedEventArgs e)
{
((ConnectionViewModel)DataContext).PhonebookEntry = "test";
...
Can you help me understand this? “Common REST Mistakes: Sessions are irrelevant”
Disclaimer: I'm new to the REST school of thought, and I'm trying to wrap my mind around it.
6 Answers
...
jQuery ajax error function
...R.responseText;
}
$('#post').html(msg);
},
});
DEMO FIDDLE
Parameters
jqXHR:
Its actually an error object which is looks like this
You can also view this in your own browser console, by using console.log inside the error function like:
error: function (jqXHR, exception...
How to set Default Controller in asp.net MVC 4 & MVC 5
...name
"{controller}/{action}/{id}", // URL with parameters*
new { controller = "Home", action = "Index",
id = UrlParameter.Optional }
);
as the default landing page. You can change that to be any route you wish.
routes.MapRoute(
"Default", // Route name
"{c...
Using Html.ActionLink to call action on different controller
...htmlAttributes
<%=Html.ActionLink("Details", "Details",
"Product", new {id = item.ID}, null) %>
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