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Android “Only the original thread that created a view hierarchy can touch its views.”
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The Painless Threading article at that link is now a 404. Here is a link to an (older?) blog piece on Painless Threading - android-developers.blogspot.com/2009/05/painless-threading.html
– Tony Adams
Jul 18 '13 at 18:14
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What are the differences between Deferred, Promise and Future in JavaScript?
...nsidered writing a new answer. However, I think the OP actually wanted to know what Promises and Deferreds are for. The answer to his actual question would be, roughly, "deferreds can resolve their-self. AFAIK, the theory behind promises and deferreds comes from [Functional Reactive Programming|hask...
Disabling browser caching for all browsers from ASP.NET
...nt.Response.Cache.SetNoStore();
Response.Cache.SetExpires(DateTime.Now);
Response.Cache.SetValidUntilExpires(true);
}
share
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follo...
How to call a stored procedure from Java and JPA
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JPA 2.1 now support Stored Procedure, read the Java doc here.
Example:
StoredProcedureQuery storedProcedure = em.createStoredProcedureQuery("sales_tax");
// set parameters
storedProcedure.registerStoredProcedureParameter("subtotal"...
Git, How to reset origin/master to a commit?
... I followed this steps and it rolled back. But the origin/HEAD is now pointing to a branch other than master. What can I do to fix this?
– Daniil Shevelev
Dec 20 '13 at 20:29
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jquery input select all on focus
... the rub is that we really do want to handle the focus event. It lets us know the first time that someone has entered the field. After that point, we don't want to continue to override user selection behavior.
The Solution:
Instead, within the focus event handler, we can quickly attach listeners f...
XSD - how to allow elements in any order any number of times?
...eveals all the logic and the reasoning behind the achievement of the goal. Now I do not only know how to solve this problem, but I learned a new approach of solving similar problems. Explaining this using a finite state automation is very good idea.
– egelev
Fe...
Difference between knockout View Models declared as object literals vs functions
...removeItem = function(item) {
self.items.remove(item);
}
};
Now, if you are in the scope of an individual item and call $root.removeItem, the value of this will actually be the data being bound at that level (which would be the item). By using self in this case, you can ensure that i...
jQuery’s .bind() vs. .on()
... mouseup: function() {
},
mousedown: function() {
}
});
You know right away it's delegated because, well, it says delegate. You also instantly see the selector.
With .on it's not immediately clear if it's even delegated and you have to look at the end for the selector:
$(elem).on({
...
What's an elegant way to conditionally add a class to an HTML element in a view?
...eact
This technique is inspired by an add-on called classNames (formerly known as classSet) from Facebook’s React front-end framework.
Using in your Rails projects
As of now, the class_names function does not exist in Rails, but this article shows you how to add or implement it into your projec...