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How do I check whether a jQuery element is in the DOM?
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Like this:
if (!jQuery.contains(document, $foo[0])) {
//Element is detached
}
This will still work if one of the element's parents was removed (in which case the element itself will still have a parent).
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Angular.js: How does $eval work and why is it different from vanilla eval?
...hey evaluate AngularJS expressions. The linked documentation explains the differences between expressions and JavaScript.
Q: What exactly is $eval doing? Why does it need its own mini parsing language?
From the docs:
Expressions are JavaScript-like code snippets that are usually placed in bind...
Turn on IncludeExceptionDetailInFaults (either from ServiceBehaviorAttribute or from the
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Hi Otivel, I my case there are nested folders containing different site and services. The folder where my service resides and I am getting error is at third degree of nesting relative to main web application and I have dedicated web.config for each service. I change my corresponding...
Using smart pointers for class members
...for manual memory management. - END NOTE 2]
The situation is radically different, of course, if your Settings object should not have the exclusive ownership of the device. This could be the case, for instance, if the destruction of the Settings object should not imply the destruction of the point...
Set margin size when converting from Markdown to PDF with pandoc
...ext, I used pandoc to convert the .md file into a PDF file (I get an error if I try and convert from the .html file). However, the PDF that is produced have massive margins (like this http://johnmacfarlane.net/pandoc/demo/example13.pdf ). How can I get pandoc to produce something with smaller mar...
What is the difference between `raise “foo”` and `raise Exception.new(“foo”)`?
What is the difference - technical, philosophical, conceptual, or otherwise - between
2 Answers
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When is finally run if you throw an exception from the catch block?
...lock is executed)
editing this 7 years later - one important note is that if e is not caught by a try/catch block further up the call stack or handled by a global exception handler, then the finally block may never execute at all.
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Find the division remainder of a number
...se, maybe they wanted you to implement it yourself, which wouldn't be too difficult either.
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Patterns for handling batch operations in REST web services?
...into batches and then post them to the server periodically.
The object, if I remember correctly, essentially just held an array of "commands" -- e.g., to extend your example, each one a record containing a "markAsRead" command, a "messageId" and maybe a reference to a callback/handler function --...
How is a non-breaking space represented in a JavaScript string?
...ng the entity, compare using the actual raw character:
var x = td.text();
if (x == '\xa0') { // Non-breakable space is char 0xa0 (160 dec)
x = '';
}
Or you can also create the character from the character code manually it in its Javascript escaped form:
var x = td.text();
if (x == String.fromC...