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ASP.NET MVC Conditional validation
...ional validation rules in MVC3; have your model inherit IValidatableObject and implement the Validate method:
public class Person : IValidatableObject
{
public string Name { get; set; }
public bool IsSenior { get; set; }
public Senior Senior { get; set; }
public IEnumerable<Vali...
HTML/Javascript change div content
...nt").innerText = "<b>bold text?</b>"; will behave differently, and sometimes quite usefully, to document.getElementById("content").innerHTML = "<b>bold text?</b>";
– Isaac
May 23 '13 at 9:51
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What's the difference between := and = in Makefile?
For variable assignment in Make, I see := and = operator. What's the difference between them?
3 Answers
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Are there any open source C libraries with common data structures? [closed]
...SD tree.h has:
RB - red-black tree
SPLAY - splay tree
See the queue(3) and tree(3) man pages for details. I really like them because they are pure C macros without dependencies (not even libc). Plus with the BSD license you don't have to worry about any company restrictions w/ GPL.
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ObservableCollection not noticing when Item in it changes (even with INotifyPropertyChanged)
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Doesn't this all depend on your understanding of the term changed? This could mean that a property of one of the elements in the collection has changed (which is how I think you are interpreting it) or it could mean that one of the elements of the collection has b...
Update a dataframe in pandas while iterating row by row
I have a pandas data frame that looks like this (its a pretty big one)
8 Answers
8
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Can an enum class be converted to the underlying type?
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I think you can use std::underlying_type to know the underlying type, and then use cast:
#include <type_traits> //for std::underlying_type
typedef std::underlying_type<my_fields>::type utype;
utype a = static_cast<utype>(my_fields::field);
With this, you don't have to ass...
JavaScript - Replace all commas in a string [duplicate]
I have a string with multiple commas, and the string replace method will only change the first one:
3 Answers
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Get original URL referer with PHP?
...t the referer Url. It works as expected until the user clicks another page and the referer changes to the last page.
5 Answ...
Simple example of threading in C++
...sk1 says: " << msg;
}
int main()
{
// Constructs the new thread and runs it. Does not block execution.
thread t1(task1, "Hello");
// Do other things...
// Makes the main thread wait for the new thread to finish execution, therefore blocks its own execution.
t1.join();
}
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