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SQL - find records from one table which don't exist in another
... WHERE Phone_book.phone_number IS NULL
(ignoring that, as others have said, it's normally best to select just the columns you want, not '*')
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jQuery how to bind onclick event to dynamically added HTML element [duplicate]
...ot sure if this has anything to say, but I think the behavior might be considered undetermined.
A more solid approach would probably be:
function handler() { alert('hello'); }
$('.add_to_this').each(function() {
var link = $('<a>Click here</a>');
$(this).append(link);
link.click(h...
How can I change the table names when using ASP.NET Identity?
...ded from MSDN 2013-10-18) and therefore the latest (RTM) version of AspNet.Identity. When I create a new web project, I select "Individual User Accounts" for authentication. This creates the following tables:
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How do you get the “object reference” of an object in java when toString() and hashCode() have been
...if it is a unique object in memory that isn't a good way to do it.
System.identityHashCode does the following:
Returns the same hash code for the given object as would be returned by the default method hashCode(), whether or not the given object's class overrides hashCode(). The hash code for t...
Mongod complains that there is no /data/db folder
...sing my new mac for the first time today. I am following the get started guide on the mongodb.org up until the step where one creates the /data/db directory. btw, I used the homebrew route.
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How to stop EditText from gaining focus at Activity startup in Android
I have an Activity in Android, with two elements:
52 Answers
52
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Illegal string offset Warning PHP
...uses illegal string offset error
You can see this in action here:
http://ideone.com/fMhmkR
For those who come to this question trying to translate the vagueness of the error into something to do about it, as I was.
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How to validate an OAuth 2.0 access token for a resource server?
...protected resource with an OAuth 2.0 access token, how does this server validate the token? The OAuth 2.0 refresh token protocol?
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When a 'blur' event occurs, how can I find out which element focus went *to*?
...ev.explicitOriginalTarget||document.activeElement;
document.getElementById("focused").value =
target ? target.id||target.tagName||target : '';
}
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<button id="btn1" onblur="showBlur(event)">Button 1</button>
<button id="btn2" onblur="showBlur(event)">Button 2</butt...
ImageView - have height match width?
I have an imageview. I want its width to be fill_parent. I want its height to be whatever the width ends up being. For example:
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