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The JPA hashCode() / equals() dilemma
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This is simply insane. I'm new to hibernate workings under the hood, was writing unit tests, and found out that I can't delete an object from a set after modifying it, concluded that it is because of the hashcode change, but was unable to understand ho...
Using setImageDrawable dynamically to set image in an ImageView
...ations(context,ed.toString(),"image.jpg");
ImageView imgView = new ImageView(context);
imgView = (ImageView)findViewById(R.id.image1);
imgView.setImageDrawable(image);
or
setImageDrawable(getResources().getDrawable(R.drawable.icon));
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When use getOne and findOne methods Spring Data JPA
...id) (name in the old API) / Optional<T> findById(ID id) (name in the new API) relies on EntityManager.find() that performs an entity eager loading.
T getOne(ID id) relies on EntityManager.getReference() that performs an entity lazy loading. So to ensure the effective loading of the entity, in...
Get Insert Statement for existing row in MySQL
...E TABLE MyTable, you could just do the following to load the data into the new table.
INSERT INTO dest_db.dest_table SELECT * FROM source_db.source_table;
If you really want the INSERT statements, then the only way that I know of is to use mysqldump http://dev.mysql.com/doc/refman/5.1/en/mysqldum...
How to switch between hide and view password
...w.)
The full sample code would be
yourTextView.setTransformationMethod(new PasswordTransformationMethod());
to hide the password. To show the password you could set one of the existing transformation methods or implement an empty TransformationMethod that does nothing with the input text.
you...
How to make the corners of a button round?
... corners of a button round. Is there an easy way to achieve this in Android?
13 Answers
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ASP.NET MVC Html.ValidationSummary(true) does not display model errors
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Yes! Just change @Html.ValidationSummary(true, "", new { @class = "text-danger" }) to @Html.ValidationSummary(false, "", new { @class = "text-danger" })
– Xeningem
Mar 25 '16 at 18:46
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Android List View Drag and Drop sort
...parent"/>
3: Set the drag listener
mDragListView.setDragListListener(new DragListView.DragListListener() {
@Override
public void onItemDragStarted(int position) {
}
@Override
public void onItemDragEnded(int fromPosition, int toPosition) {
}
});
4: Create an adapter o...
Deserializing JSON data to C# using JSON.NET
I'm relatively new to working with C# and JSON data and am seeking guidance. I'm using C# 3.0, with .NET3.5SP1, and JSON.NET 3.5r6.
...
How can you represent inheritance in a database?
...in problems with this approach are the following:
When it comes to adding new subtypes, you would have to alter the table to accommodate the attributes that describe these new objects. This can quickly become problematic when you have many subtypes, or if you plan to add subtypes on a regular basis...