jQuery performance – part 1 [Selectors]

Selecting element by id & class attribute

Use id attribute as much as possible in your project!

If you are writing a jQuery plugin or you want better performance of your code you will find the post as interesting.

The best way to select an element from theĀ DOM is using Continue reading


Kendo ToolTip: How to cache your ajax response?

Today I had a task to make ToolTip that cache the response from ajax request. But the problem is that KendoUI ToolTip doesn’t supports option for enabling the cache. By default they set “false” value to “cache” property in $.ajax method. Also by default you can’t chose the type of request (POST/GET). Now I’ll show you how I resolved the problem.

Continue reading

jQuery 1.9.1 == “My PopUp doesn’t close”

With new version of jQuery 1.9.1 maybe you will have a problem when you are updating your data using popup editing or you destroying data, because in the new version of jQuery the successful query returns response different than empty. This makes dataSource doesn’t work properly and the solution is:

  1. Make function that returns empty object if ModelState is valid else returns ModelState.ToDataSourceResult()
  2. Pass ModelState to the function

public JsonResult ModelStateToJsonResult(ModelStateDictionary modelState)
return Json(modelState.IsValid ? new object() : modelState.ToDataSourceResult());

public JsonResult MyUpdateAction([DataSourceRequest]DataSourceRequest request, myViewModel model)

return ModelStateToJsonResult(ModelState);