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How to start new activity on button click
In an Android application, how do you start a new activity (GUI) when a button in another activity is clicked, and how do you pass data between these two activities?
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Create and append dynamically
...g to create a <div> dynamically, with an appended <div> inside. I have this so far which works:
9 Answers
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How can I make a JPA OneToOne relation lazy
...be lazy.
Replacing one-to-one with one-to-many is pretty much never a good idea. You can replace it with unique many-to-one but there are other (possibly better) options.
Rob H. has a valid point, however you may not be able to implement it depending on your model (e.g. if your one-to-one associat...
Is there a way to iterate over a slice in reverse in Go?
... edited Nov 2 '12 at 23:06
Sridhar Ratnakumar
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answered Nov 2 '12 at 8:07
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Create the perfect JPA entity [closed]
...sues as AccessType, immutable properties, equals/hashCode, ... .
So I decided to try and find out the general best practice for each issue and write this down for personal use.
I would not mind however for anyone to comment on it or to tell me where I'm wrong.
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How to get an array of specific “key” in multidimensional array without looping
Let's assume I have the following multidimensional array (retrieved from MySQL or a service):
4 Answers
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Android list view inside a scroll view
I have an android layout which has a scrollView with a number of elements with in it. At the bottom of the scrollView I have a listView which is then populated by an adapter.
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Reorder / reset auto increment primary key
...ySQL table with an auto increment primary key. I deleted some rows in the middle of the table. Now I have, for example, something like this in the ID column: 12, 13, 14, 19, 20. I deleted the 15, 16, 17 and 18 rows.
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Rails select helper - Default selected value, how?
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This should do it:
<%= f.select :project_id, @project_select, :selected => params[:pid] %>
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How to easily initialize a list of Tuples?
...s TupleList<T1, T2> : List<Tuple<T1, T2>>
{
public void Add( T1 item, T2 item2 )
{
Add( new Tuple<T1, T2>( item, item2 ) );
}
}
This allows you to do the following:
var groceryList = new TupleList<int, string>
{
{ 1, "kiwi" },
{ 5, "apples...