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How to add a button to PreferenceScreen
...ntView(R.layout.main);
The ListView in your layout will then be replaced by the preferences defined the usual way in res/xml/preferences.xml.
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how to add records to has_many :through association in rails
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Another way to add associations is by using the foreign key columns:
agent = Agent.new(...)
agent.house = House.find(...)
agent.customer = Customer.find(...)
agent.save
Or use the exact column names, passing the ID of the associated record instead of the re...
How to make layout with View fill the remaining space?
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Answer from woodshy worked for me, and it is simpler than the answer by Ungureanu Liviu since it does not use RelativeLayout.
I am giving my layout for clarity:
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="hor...
MySQL order by before group by
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Using an ORDER BY in a subquery is not the best solution to this problem.
The best solution to get the max(post_date) by author is to use a subquery to return the max date and then join that to your table on both the post_author and the ...
jquery change class name
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You can set the class (regardless of what it was) by using .attr(), like this:
$("#td_id").attr('class', 'newClass');
If you want to add a class, use .addclass() instead, like this:
$("#td_id").addClass('newClass');
Or a short way to swap classes using .toggleClass():
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Remove Primary Key in MySQL
... the table to obtain the maximum column value. Typically, this is achieved by making the column the first column of some table index.
– Quassnoi
Sep 23 '13 at 20:17
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What is the difference between properties and attributes in HTML?
...ocs.
HTML attribute vs. DOM property
Attributes are defined by HTML. Properties are defined by the DOM
(Document Object Model).
A few HTML attributes have 1:1 mapping to properties. id is one
example.
Some HTML attributes don't have corresponding properties. colspan is
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Get attribute name value of
...tr('name'));
Note that you can also use attr to set the attribute values by specifying second argument:
$('input').attr('name', 'new_name')
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jQuery: select all elements of a given class, except for a particular Id
...jquery_ref_selectors.asp for more information on jQuery selectors.
Ignore by Exact ID:
$(".thisClass").not('[id="thisId"]').doAction();
Ignore ID's that contains the word "Id"
$(".thisClass").not('[id*="Id"]').doAction();
Ignore ID's that start with "my"
$(".thisClass").not('[id^="my"]').do...
Python - List of unique dictionaries
...e since my dictionary does not have a key, and is only uniquely identified by all of its entries. Thanks!
– ericso
Sep 24 '14 at 16:51
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