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Paperclip::Errors::MissingRequiredValidatorError with Rails 4
...uired to include a content_type validation, a file_name validation, or to em>x m>plicitly state that they're not going to have either.
Paperclip raises Paperclip::Errors::MissingRequiredValidatorError error if you do not do any of this.
In your case, you can add any of the following line to your Post ...
How to create the branch from specific commit in different branch
...ch dev,
Second, you start a new branch on commit 07aeec98. There is no bb.tm>x m>t at this commit (according to your github repo).
If you want to start a new branch at the location you have just checked out, you can either run branch with no start point:
git branch test
or as other have answered, br...
Convert Linq Query Result to Dictionary
...
@pawan - that doesn't look right. I'd em>x m>pect var servers = list.Select( s => new { s.ProjectName, Url = "tcp://" + s.BuildMachineName + ":" + s.PortNumber + "/CruiseManager.rem" } ).ToDictionary( s => s.ProjectName, s.Url ); This creates a dictionary keyed ...
Get value from hidden field using jQuery
...
Use val() instead of tem>x m>t()
var hv = $('#h_v').val();
alert(hv);
You had these problems:
Single quotes was not closed
You were using tem>x m>t() for an input field
You were echoing m>x m> rather than variable hv
...
How to sort the letters in a string alphabetically in Python
...
Sorted() solution can give you some unem>x m>pected results with other strings.
List of other solutions:
Sort letters and make them distinct:
>>> s = "Bubble Bobble"
>>> ''.join(sorted(set(s.lower())))
' belou'
Sort letters and make them distinc...
Breaking out of a nested loop
... also place the loops into a method (or an anon-method) and use return to em>x m>it back to the main code.
// goto
for (int i = 0; i < 100; i++)
{
for (int j = 0; j < 100; j++)
{
goto Foo; // yeuck!
}
}
Foo:
Console.WriteLine("Hi");
vs:
//...
Accessing the web page's HTTP Headers in JavaScript
... URL and read its headers, but there is no guarantee that the headers are em>x m>actly equal to the current.
Use the following JavaScript code to get all the HTTP headers by performing a get request:
var req = new m>X m>MLHttpRequest();
req.open('GET', document.location, false);
req.send(null);
var header...
An em>x m>pression tree may not contain a call or invocation that uses optional arguments
...
The underlying em>x m>pression tree API does not support optional arguments.
For IL-compiled code the C# compiler inserts the default values at compile time (hard-coded), because the CLR does not support calling methods with optional arguments e...
'any' vs 'Object'
...
Object is more restrictive than any. For em>x m>ample:
let a: any;
let b: Object;
a.nomethod(); // Transpiles just fine
b.nomethod(); // Error: Property 'nomethod' does not em>x m>ist on type 'Object'.
The Object class does not have a nomethod() function, therefore the tr...
Pickle incompatibility of numpy arrays between Python 2 and 3
...problem: it is possible to pass encoding there as well: np.load('./bvlc_alem>x m>net.npy', encoding='latin1')
– Serj Zaharchenko
Sep 9 '16 at 11:27
...