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jQuery disable/enable submit button
... was the first Google result ... but all of the existing answers recommend setting and removing the HTML attribute (removeAttr("disabled")) "disabled", which is not the right approach. There is a lot of confusion regarding attribute vs. property.
HTML
The "disabled" in <input type="button" disa...
How to initialize a dict with keys from a list and empty value in Python?
... the name keyDict is misleading, as the first line of code returns a set, not a dict.
– Bryan Oakley
May 23 '16 at 15:55
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How do I run Visual Studio as an administrator by default?
...am..."
Wait for the program to launch
Click "Next"
Select "Yes, save these settings for this program"
Click "Close"
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Traits vs. interfaces
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An interface defines a set of methods that the implementing class must implement.
When a trait is use'd the implementations of the methods come along too--which doesn't happen in an Interface.
That is the biggest difference.
From the Horizontal ...
System.Timers.Timer vs System.Threading.Timer
...deal with this dilemma—it exposes a public SynchronizingObject property. Setting this property to an instance of a Windows Form (or a control on a Windows Form) will ensure that the code in your Elapsed event handler runs on the same thread on which the SynchronizingObject was instantiated."
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Why is there a `null` value in JavaScript?
... you get. Given that null already had a purpose and you might well want to set a member to it, a different out-of-band value was required. So we have undefined, it's problematic as you point out, and it's another great JavaScript 'feature' we'll never be able to get rid of.
I actually use undefi...
How to merge a transparent png image with another image using PIL
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But alpha_composite can not set the offset, would you mind to give an example to completely replace paste function?
– Mithril
Jul 10 '17 at 8:03
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How to detect scroll position of page using jQuery
...h firing of that event that trouble occurs. If you only do something like set a variable's value to the current scroll position, or to true/false, and then make use of those outside the event, you should generally be golden.
– Jesse Dupuy
May 12 '15 at 17:18
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Scrolling child div scrolls the window, how do I stop that?
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not a solution. setting the overflow to hidden hides the scrollbar which suddenly reformats all the contents of the outer element. also, this assumes the outer element is body but it could be another scrolling div.
– r...
In SQL, how can you “group by” in ranges?
...core between r.LowerLimit and r.UpperLimit
group by Range
This does mean setting up a table, but it would be easy to maintain when the desired ranges change. No code changes necessary!
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