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Rails has_many with alias name
In my User model I could have:
5 Answers
5
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Optimistic vs. Pessimistic locking
I understand the differences between optimistic and pessimistic locking. Now could someone explain to me when I would use either one in general?
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Android How to adjust layout in Full Screen Mode when softkeyboard is visible
...en I use android:theme="@android:style/Theme.NoTitleBar.Fullscreen" this in my activity tag in manifest file.
25 Answers
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What is the main difference between PATCH and PUT request?
I am using a PUT request in my Rails application. Now, a new HTTP verb, PATCH has been implemented by browsers. So, I want to know what the main difference between PATCH and PUT requests are, and when we should use one or the other.
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UICollectionView inside a UITableViewCell — dynamic height?
One of our application screens requires us to place a UICollectionView inside of a UITableViewCell . This UICollectionView will have a dynamic number of items, resulting in a height which must be calculated dynamically as well. However, I am running into problems trying to calculate the heigh...
Adding additional data to select options using jQuery
...="gerbils">other</option>
</select>
Code
// JavaScript using jQuery
$(function(){
$('select').change(function(){
var selected = $(this).find('option:selected');
var extra = selected.data('foo');
...
});
});
// Plain old JavaScript
var sel = document.g...
Should I use .done() and .fail() for new jQuery AJAX code instead of success and error
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As stated by user2246674, using success and error as parameter of the ajax function is valid.
To be consistent with precedent answer, reading the doc :
Deprecation Notice:
The jqXHR.success(), jqXHR.error(), and jqXHR.complete() callbacks will be depre...
Class method decorator with self arguments?
... a decorator on a class method as an argument? What I want to do is something like:
5 Answers
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In which situations do we need to write the __autoreleasing ownership qualifier under ARC?
I'm trying to complete the puzzle.
3 Answers
3
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Under what conditions is a JSESSIONID created?
..., use request.getSession(false) -- this will return you a session or null. In this case, new session is not created, and JSESSIONID cookie is not sent. (This also means that session isn't necessarily created on first request... you and your code are in control when the session is created)
Sessions ...