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Difference between adjustResize and adjustPan in android?
...
From the Android Developer Site link
"adjustResize"
The activity's main window is always resized to make room for the soft
keyboard on screen.
"adjustPan"
The activity's main window is not resized to make room for the soft
keyboard. Rathe...
Nested JSON objects - do I have to use arrays for everything?
...rite JSON like this:
{
"stuff": {
"onetype": [
{"id":1,"name":"John Doe"},
{"id":2,"name":"Don Joeh"}
],
"othertype": {"id":2,"company":"ACME"}
},
"otherstuff": {
"thing": [[1,42],[2,2]]
}
}
You can use it like this:
obj....
Add a reference column migration in Rails 4
...b:migrate.
This migration will take care of adding a new column named user_id to uploads table (referencing id column in users table), PLUS it will also add an index on the new column.
UPDATE [For Rails 4.2]
Rails can’t be trusted to maintain referential integrity; relational databases come to o...
Android Fragment lifecycle over orientation changes
... FragmentOne fragment = new FragmentOne();
fragmentTransaction.add(R.id.fragment_container, fragment);
fragmentTransaction.commit();
} else {
// do nothing - fragment is recreated automatically
}
Be warned though: problems will occur if you try and access Activity Views from ...
FragmentPagerAdapter Exists Only In Android.Support.V4.App (and not Android.App)
I cannot find find FragmentPagerAdapter within Android.App.
5 Answers
5
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Eager load polymorphic
...: true
# For Rails < 4
belongs_to :shop, foreign_key: 'reviewable_id', conditions: "reviews.reviewable_type = 'Shop'"
# For Rails >= 4
belongs_to :shop, -> { where(reviews: {reviewable_type: 'Shop'}) }, foreign_key: 'reviewable_id'
# Ensure review.shop returns nil unless revi...
CKEditor automatically strips classes from div
... Bootstrap stuff:
config.extraAllowedContent = 'div(col-md-*,container-fluid,row)';
Or you can allow description lists with optional dir attributes for dt and dd elements:
config.extraAllowedContent = 'dl; dt dd[dir]';
These were just very basic examples. You can write all kind of rules - requ...
How to pass an object from one activity to another on Android
...ass of your main custom class has implemented Serializable interface to avoid any serialization exceptions. For example:
class MainClass implements Serializable {
public MainClass() {}
public static class ChildClass implements Serializable {
public ChildClass() {}
}
}
...
Check a radio button with javascript
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Do not mix CSS/JQuery syntax (# for identifier) with native JS.
Native JS solution:
document.getElementById("_1234").checked = true;
JQuery solution:
$("#_1234").prop("checked", true);
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Find rows with multiple duplicate fields with Active Record, Rails & Postgres
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I'm trying the same method but trying to get the User.id as well, adding it to the select and group returns an empty array. How can I return the whole User model, or at least include the :id?
– Ashbury
Oct 27 '15 at 8:37
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