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How to create our own Listener interface in android?
...{
// you can define any parameter as per your requirement
public void callback(View view, String result);
}
In your activity, implement the interface:
MyActivity.java:
public class MyActivity extends Activity implements MyListener {
@override
public void onCreate(){
...
What's the fastest way to do a bulk insert into Postgres?
...
PostgreSQL has a guide on how to best populate a database initially, and they suggest using the COPY command for bulk loading rows. The guide has some other good tips on how to speed up the process, like removing indexes and foreign keys befor...
How to redirect to Index from another controller?
... Ok this worked. I tried this earlier must of been a typo when I did it before.
– cjohnson2136
Oct 25 '11 at 16:05
2
...
What does principal end of an association means in 1:1 relationship in Entity framework
...use:
public class Boo
{
[Key, ForeignKey("Foo")]
public string BooId{get;set;}
public Foo Foo{get;set;}
}
Or fluent mapping
modelBuilder.Entity<Foo>()
.HasOptional(f => f.Boo)
.WithRequired(s => s.Foo);
...
The character encoding of the HTML document was not declared
...
second line produces this error in W3 validator for docytype html: Bad value encoding for attribute http-equiv on element meta.
– yitwail
Sep 28 '13 at 0:38
...
Ruby on Rails generates model field:type - what are the options for field:type?
...generate a new model and forget the syntax for referencing another model's ID. I'd look it up myself, but I haven't figured out, among all my Ruby on Rails documentation links, how to find the definitive source.
...
NoSQL - MongoDB vs CouchDB [closed]
...ries are javascript expressions
Run arbitrary javascript functions server-side
Has geospatial indexing and queries
Multiple storage engines with different performance characteristics
Performance over features
Document validation
Journaling
Powerful aggregation framework
On 32bit systems, limited to ...
Django: Get list of model fields?
...my case:
Organisation._meta.fields
(<django.db.models.fields.AutoField: id>, <django.db.models.fields.DateField: created>...
and
Organisation._meta.get_fields()
(<ManyToOneRel: crm.activity>, <django.db.models.fields.AutoField: id>, <django.db.models.fields.DateField: cre...
SQL Server - stop or break execution of a SQL script
...
Will give you the output:
hi
Msg 2745, Level 16, State 2, Line 1
Process ID 51 has raised user error 50000, severity 20. SQL Server is terminating this process.
Msg 50000, Level 20, State 1, Line 1
Oh no a fatal error
Msg 0, Level 20, State 0, Line 0
A severe error occurred on the current command....
Dialog to pick image from gallery or from camera
...allery:
Intent pickPhoto = new Intent(Intent.ACTION_PICK,
android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
startActivityForResult(pickPhoto , 1);//one can be replaced with any action code
onActivityResult code:
protected void onActivityResult(int requestCode, int result...