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How to prevent form resubmission when page is refreshed (F5 / CTRL+R)
...ion.href );
}
</script>
Proof of concept here: https://dtbaker.net/files/prevent-post-resubmit.php
I would still recommend a Post/Redirect/Get approach, but this is a novel JS solution.
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How to use ternary operator in razor (specifically on HTML attributes)?
...
For those of you who use ASP.net with VB razor the ternary operator is also possible.
It must be, as well, inside a razor expression:
@(Razor_Expression)
and the ternary operator works as follows:
If(BooleanTestExpression, "TruePart", "FalsePart")
...
Get elements by attribute when querySelectorAll is not available without using libraries?
...tNode
getElementsByAttribute('data-foo', document);
http://fiddle.jshell.net/9xaxf6jr/
But I recommend to use querySelector / All for this (and to support older browsers use a polyfill):
document.querySelectorAll('[data-foo]');
...
Get controller and action name from within controller?
...e = RouteData.Values["controller"].ToString();
Code above tests with asp.net mvc 5.
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How to Vertical align elements in a div?
...lities of alignments (top-middle-bottom and left-center-right): jsfiddle.net/webMac/0swk9hk5
– webMac
May 3 '18 at 9:34
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When is the @JsonProperty property used and what is it used for?
...xample. I use it to rename the variable because the JSON is coming from a .Net environment where properties start with an upper-case letter.
public class Parameter {
@JsonProperty("Name")
public String name;
@JsonProperty("Value")
public String value;
}
This correctly parses to/from the ...
AttributeError: 'module' object has no attribute 'urlopen'
...k in the docs:
import urllib.request
with urllib.request.urlopen("http://www.python.org") as url:
s = url.read()
# I'm guessing this would output the html source code ?
print(s)
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Validation failed for one or more entities while saving changes to SQL Server Database using Entity
...save my Edit to Database and I am using Entity FrameWork Code-First in ASP.NET MVC 3 / C# but I am getting errors. In my Event class, I have DateTime and TimeSpan datatypes but in my database, I've got Date and time respectively. Could this be the reason? How can I cast to the appropriate datatype i...
Getting the folder name from a path
...the directory name to our defined List.
directories.Add(name);
}
[VB.NET]
Dim parentDirectory() As String = Directory.GetDirectories("/yourpath")
Dim directories As New List(Of String)()
For Each directory In parentDirectory
' Notice I've created a DirectoryInfo variable.
Dim dirInf...
Redirect to an external URL from controller action in Spring MVC
...ectView redirectView = new RedirectView();
redirectView.setUrl("http://www.yahoo.com");
return redirectView;
}
You can also use a ResponseEntity, e.g.
@RequestMapping("/to-be-redirected")
public ResponseEntity<Object> redirectToExternalUrl() throws URISyntaxException {
URI yahoo...