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What's the difference between ViewData and ViewBag?
...e same way as viewdata should be avoided).
So basically it replaces magic strings:
ViewData["Foo"]
with magic properties:
ViewBag.Foo
for which you have no compile time safety.
I continue to blame Microsoft for ever introducing this concept in MVC.
The name of the properties are case sensit...
In Scala, what exactly does 'val a: A = _' (underscore) mean?
...
val a: A = _ is a compile error. For example:
scala> val a: String = _
<console>:1: error: unbound placeholder parameter
val a: String = _
^
What does work is var a: A = _ (note var instead of val). As Chuck says in his answer, this initialises th...
Is there any standard for JSON API response format?
... a field called messages which is an array of messages instead of a single string.
– StockBreak
May 29 '15 at 12:45
4
...
nginx error connect to php5-fpm.sock failed (13: Permission denied)
...Make sure /etc/nginx/fastcgi_params looks like this:
fastcgi_param QUERY_STRING $query_string;
fastcgi_param REQUEST_METHOD $request_method;
fastcgi_param CONTENT_TYPE $content_type;
fastcgi_param CONTENT_LENGTH $content_length;
fastcgi_param SCRIPT_NAME $fastcgi_sc...
Detect iPad users using jQuery?
... user agent. The main offender here is Facebook.
Compare these user agent strings from iOS devices:
# iOS Safari
iPad: Mozilla/5.0 (iPad; CPU OS 5_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9B176 Safari/7534.48.3
iPhone: Mozilla/5.0 (iPhone; CPU iPhone OS 5_0 like M...
Use of .apply() with 'new' operator. Is this possible?
...native constructors that behave differently when called as functions, like String, Number, Date, etc.) with an array of arguments:
function construct(constructor, args) {
function F() {
return constructor.apply(this, args);
}
F.prototype = constructor.prototype;
return new F...
Unit testing with Spring Security
...IN", "USER" })
public void getMessageWithMockUserCustomAuthorities() {
String message = messageService.getMessage();
...
}
There is also the option to use @WithUserDetails to emulate a UserDetails returned from the UserDetailsService, e.g.
@Test
@WithUserDetails("customUsername")
public v...
How to Correctly Use Lists in R?
...s not a problem :-). Your example is a bit simple, in that when you do the string-split, you have a list with elements that are 1 element long, so you know that x[[1]] is the same as unlist(x)[1]. But what if the result of strsplit returned results of different length in each bin. Simply returning a...
Getting current unixtimestamp using Moment.js
...l X] for unix seconds with decimal milliseconds), but that will give you a string. Which moment.js won't actually parse back afterwards, unless you convert/cast it back to a number first.
share
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im...
What is a 'SAM type' in Java?
...ou can declare a Callable using lambda expressions like this:
Callable<String> strCallable = () -> "Hello world!";
System.out.println(strCallable.call()); // prints "Hello world!"
Lambda expressions in this context are mostly just syntactic sugar. They look better in code than anonymous ...