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How to RedirectToAction in ASP.NET MVC without losing request data
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The solution is to use the TempData property to store the desired Request components.
For instance:
public ActionResult Send()
{
TempData["form"] = Request.Form;
return this.RedirectToAction(a => a.Form());
}
Then in your "Form" action you can go:
public ActionResult Form()
{
/*...
Confusion: @NotNull vs. @Column(nullable = false) with JPA and Hibernate
...indicating database schema details. You're just getting some extra (and welcome!) help from Hibernate on the validation annotations.
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Convert a float64 to an int in Go
... Such casts have a problem in Go that can be unexpected (at least if you come from Java): "In all non-constant conversions involving floating-point or complex values, if the result type cannot represent the value the conversion succeeds but the result value is implementation-dependent." (golang.or...
Hibernate lazy-load application design
I tend to use Hibernate in combination with Spring framework and it's declarative transaction demarcation capabilities (e.g., @Transactional ).
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Add column with number of days between dates in DataFrame pandas
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to expand on @AndyHayden comment, that works but it should pd.offsets.Day(1) (with an 's'). I also usually negate it, so you get (df['A'] - df['B']) / pd.offsets.Day(-1)
– dirkjot
Oct 14 '15 at 18:54
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How to push new branch without history
...w_branch>, started from <start_point> and switch to it. The first commit made on this new branch will have no parents and it will be the root of a new history totally disconnected from all the other branches and commits.
The index and the working tree are adjusted as if you had previously r...
Copy all files with a certain extension from all subdirectories
... files) from all subdirectories to another directory. I have the following command:
5 Answers
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What is ApplicationException for in .NET?
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According to the remarks in msdn:
User applications, not the common language runtime, throw custom exceptions derived from the ApplicationException class. The ApplicationException class differentiates between exceptions defined by applications versus exceptions defined by the system.
I...
Is there an easy way to create ordinals in C#?
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This page gives you a complete listing of all custom numerical formatting rules:
Custom numeric format strings
As you can see, there is nothing in there about ordinals, so it can't be done using String.Format. However its not really that hard to w...