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ASP.NET MVC Html.DropDownList SelectedValue
... you try to update "DealerTypes" in the db since it is the DropDownList is now bound to "DealerTypesDD" which doesn't exist in the model. A workaround is to add a hidden field and htmlAttributes to the DropDownList: <input type="hidden" name="DealerTypes" id="DealerTypes" value="" /> <%= H...
Explaining Apache ZooKeeper
...the client that created it disconnects. This is mainly useful in order to know when a client fails, which may be relevant when the client itself has responsibilities that should be taken by a new client. Taking the example of the lock, as soon as the client having the lock disconnects, the other cli...
JUnit vs TestNG [closed]
... tests being written but I have been keeping an eye on TestNG for a while now. What experiences have you all had with either JUnit 4 or TestNG, and which seems to work better for very large numbers of tests? Having flexibility in writing tests is also important to us since our functional tests cove...
Git reset --hard and push to remote repository
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tar xvfz /tmp/current.tgz
# commit everything back to git
git commit -a
# now you can properly push
git push
This way the state of affairs in the src is kept in a tar file and git is forced to accept this state without too much fiddling basically the src directory is replaced with the state it ha...
std::back_inserter for a std::set?
... I couldn't find if it the proposal advanced. I think it makes sense.
For now you can have this behavior defining the maker function:
template<class Container>
auto sinserter(Container& c){
using std::end;
return std::inserter(c, end(c));
}
Used as:
std::transform(begin(my_vec...
how to generate migration to make references polymorphic
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As far as I know, there's no built-in generator for polymorphic associations. Generate a blank migration and then modify it by hand according to your needs.
Update:
You'll need to specify which table you're changing. According to this S...
php static function
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Now static calling of non-static methods works but is deprecated. Be careful using this syntax for instance methods!
– Jet
May 24 '09 at 12:52
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How can I iterate through the unicode codepoints of a Java String?
So I know about String#codePointAt(int) , but it's indexed by the char offset, not by the codepoint offset.
4 Answers
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How to git-cherry-pick only changes to certain files?
...tively with git reset -p HEAD. It's the equivalent of add -p but very few know that it exists.
– Patrick Schlüter
Mar 14 '17 at 9:09
2
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How to bind an enum to a combobox control in WPF?
...zarre but I have seen similar stuff with wpf madness. Will do and let you know. Btw is this the same problem described here: social.msdn.microsoft.com/Forums/en-US/wpf/thread/…
– Joan Venge
May 26 '11 at 23:18
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