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When to choose mouseover() and hover() function?
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You can try it out http://api.jquery.com/mouseover/ on the jQuery doc page. It's a nice little, interactive demo that makes it very clear and you can actually see for yourself.
In short, you'll notice that a mouse over event occurs on an element when...
What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?
...ove
Marking a reference field with CascadeType.REMOVE (or CascadeType.ALL,
which includes REMOVE) indicates that remove operations should be
cascaded automatically to entity objects that are referenced by that
field (multiple entity objects can be referenced by a collection
field):
@En...
How to get the full url in Express?
...ay or may not be the correct value as compared to req.url.
Combine those all together to reconstruct the absolute URL.
var fullUrl = req.protocol + '://' + req.get('host') + req.originalUrl;
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Access parent URL from iframe
...le to pass messages using postMessage(...), but other JS APIs are intentionally made inaccessible.
It's also still possible to get the URL depending on the context. See other answers for more details.
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Can't find how to use HttpContent
...ars to be a similar problem to mine, however as I debug through both of my APIs, I get a PostAsync("path", StringContent) to fire but when it hits the other API I don't have a body to parse and use and on return I get a 500... I am at a loss as it appears I am doing it just like this. Only differenc...
What is mutex and semaphore in Java ? What is the main difference?
... has 10 flags, then your thread won't accept new connections
Mutex are usually used for guarding stuff. Suppose your 10 clients can access multiple parts of the system. Then you can protect a part of the system with a mutex so when 1 client is connected to that sub-system, no one else should have a...
What is the meaning of symbol $ in jQuery?
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You know, this REALLY should be the right answer for this question... I can't believe all those joke-y answers got all the up-votes.
– reedvoid
Aug 15 '13 at 12:59
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Using headers with the Python requests library's get method
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According to the api, the headers can all be passed in using requests.get:
r=requests.get("http://www.example.com/", headers={"content-type":"text"})
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Using Java 8 to convert a list of objects into a string obtained from the toString() method
...erts Integer stream to String stream, then its reduced as concatenation of all the elements.
Note: This is normal reduction which performs in O(n2)
for better performance use a StringBuilder or mutable reduction similar to F. Böller's answer.
String s = list.stream().map(Object::toString).collec...
What are the parameters sent to .fail in jQuery?
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According to http://api.jquery.com/jQuery.ajax/ the fail callback should be getting:
jqXHR, textStatus, errorThrown
same as error, but error is deprecated:
Deprecation Notice: The jqXHR.success(), jqXHR.error(), and jqXHR.complete() callbacks will be deprecated in jQuery 1.8...