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Naming of ID columns in database tables
I was wondering peoples opinions on the naming of ID columns in database tables.
24 Answers
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Why do pthreads’ condition variable functions require a mutex?
...!= NULL) be a do-while loop so that it waits for the condition variable at least once?
– Judge Maygarden
May 4 '10 at 13:08
3
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RESTful on Play! framework
...ept header for content negotiation. First the routes file:
GET /user/{id} Application.user
POST /user/ Application.createUser
PUT /user/{id} Application.updateUser
DELETE /user/{id} Application.deleteUser
You don't specify any content ty...
How to add a button to a PreferenceScreen?
I'm quite new to Android Development and just came across Preferences.
I found PreferenceScreen and wanted to create a login functionality with it. The only problem I have is that I don't know how I could add a "Login" button to the PreferenceScreen .
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Does it make sense to use Require.js with Angular.js? [closed]
...become clear that there are significant advantages to avoiding Require, at least for Angular components.
– XML
Sep 6 '13 at 4:42
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ASP.NET MVC passing an ID in an ActionLink to the controller
I can't see to retrieve an ID I'm sending in a html.ActionLink in my controller, here is what I'm trying to do
5 Answers
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Android OnClickListener - identify a button
...public class Mtest extends Activity {
Button b1;
Button b2;
public void onCreate(Bundle savedInstanceState) {
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b1 = (Button) findViewById(R.id.b1);
b2 = (Button) findViewById(R.id.b2);
b1.setOnClickListener(myhandler1);
b2.setOnClickListener(myhandler2);
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}
Vi...
Why are arrays covariant but generics are invariant?
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Arrays are covariant for at least two reasons:
It is useful for collections that hold information which will never change to be covariant. For a collection of T to be covariant, its backing store must also be covariant. While one could design an imm...
How to implement a unique index on two columns in rails
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add_index :subscriptions, [:user_id, :content_id], unique: true
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Insert into a MySQL table or update if exists
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Use INSERT ... ON DUPLICATE KEY UPDATE
QUERY:
INSERT INTO table (id, name, age) VALUES(1, "A", 19) ON DUPLICATE KEY UPDATE
name="A", age=19
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