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Loading local JSON file
...ileReader and JSON.parser (and no jquery).
<html>
<body>
<form id="jsonFile" name="jsonFile" enctype="multipart/form-data" method="post">
<fieldset>
<h2>Json File</h2>
<input type='file' id='fileinput'>
<input type='button' id='btnLoad'...
Why are quaternions used for rotations?
...using quaternions for rotations instead of writing things in matrix/vector form.
8 Answers
...
ASP.NET Web API Authentication
...
allow a user to log in to the API
You need to send a valid Forms Authentication cookie along with the request. This cookie is usually sent by the server when authenticating (LogOn action) by calling the [FormsAuthentication.SetAuthCookie method (see MSDN).
So the client needs to per...
C++ Const Usage Explanation
... them, always try to read them from right to left (after applying the transformation above). So in this case the return value is a const pointer to a const int. Making the pointer itself const makes no sense here since the return value isn't a lvalue that could be modified. Making the pointee const,...
How can I find out the current route in Rails?
...
This is awesome! Use this in a partial form to redirect to the current page with new params. <form action="<%= request.path %>">
– xHocquet
Aug 23 '16 at 22:03
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Calling constructors in c++ without new
...rst line creates a new object on the stack by calling a constructor of the format Thing(const char*).
The second one is a bit more complex. It essentially does the following
Create an object of type Thing using the constructor Thing(const char*)
Create an object of type Thing using the constru...
Spring MVC - How to get all request params in a map in Spring controller?
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Get parameter map will also contain form data from a POST request. If the user does not know the keys in the query string, then how will they be able to distinguish between what came from the query string and what is from data from a POST body?
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HTTP POST using JSON in Java
...st
Create an HttpPost request with it and add the header application/x-www-form-urlencoded
Create a StringEntity that you will pass JSON to it
Execute the call
The code roughly looks like (you will still need to debug it and make it work):
// @Deprecated HttpClient httpClient = new DefaultHttpClien...
Is there any way to prevent input type=“number” getting negative values?
...t; 58)
|| e.keyCode == 8)) {
return false;
}
}
<form action="" method="post">
<input type="number" id="number" min="0" />
<input type="submit" value="Click me!"/>
</form>
Clarification provided by @Hugh Guiney:
What key codes are being c...
Ternary operator in AngularJS templates
...nd later, see the currently accepted answer.
Before Angular 1.1.5:
The form of a ternary in angularjs is:
((condition) && (answer if true) || (answer if false))
An example would be:
<ul class="nav">
<li>
<a href="#/page1" style="{{$location.path()=='/page...