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Is it necessary to explicitly remove event handlers in C#
... += ui.HandleBandwidthChange;
// Suppose this blocks until the transfer is complete
transferService.Transfer(source, destination);
// We now have to unsusbcribe from the event
transferService.BandwidthChanged -= ui.HandleBandwidthChange;
(You'd actually want to use a finally block to make sure you...
What are the risks of running 'sudo pip'?
Occasionally I run into comments or responses that state emphatically that running pip under sudo is "wrong" or "bad", but there are cases (including the way I have a bunch of tools set up) where it is either much simpler, or even necessary to run it that way.
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Is there a Java equivalent to C#'s 'yield' keyword?
... if (i == 5) yieldBreak();
}
}
};
While Jim's is way more complicated, requiring you to adept a generic Collector which has a collect(ResultHandler) method... ugh. However, you could use something like this wrapper around Jim's code by Zoom Information which greatly simplifies that:...
Select multiple records based on list of Id's with linq
...wer. You don't have to explicitly write == anywhere when you're trying to compare the items of one set (the array) against another (the database table).
– Yuck
May 29 '13 at 22:00
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How can I use jQuery in Greasemonkey scripts in Google Chrome?
...t.createElement("script");
script.setAttribute("src", "//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js");
script.addEventListener('load', function() {
var script = document.createElement("script");
script.textContent = "window.jQ=jQuery.noConflict(true);(" + callback.toString() + ...
Foreign Key to non-primary key
... Related to your last question... I have a situation where I'd like composite candidate keys to be the primary key just because it semantically has more importance and describes my model best. I too would like to have a foreign key reference a newly created surrogate key for the sake of perf...
Simple way to copy or clone a DataRow?
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Understanding the difference between __getattr__ and __getattribute__
...ame of the attribute in advance).
For example, instance.attribute would become getattr(instance, attribute_name). Using this model, we can get the attribute by supplying the attribute_name as a string.
Use of __getattr__
You can also tell a class how to deal with attributes which it doesn't expl...
static allocation in java - heap, stack and permanent generation
...ected my concepts, and I would request to go through all of the points and comment on them. I came to know that memory allocation is JVM specific, so I must say beforehand, that my question is Sun specific.
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