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Building a notification system [closed]
... ╟────────────────────╢
║ID ║—1:n—→║ID ║—1:n—→║ID ║
║userID ║ ║notificationID ║ ║notificationObjectID║
╚═════════════╝ ...
How to select/get drop down option in Selenium 2
...lement salesExecutiveDropDown = new SelectElement(webDriver.FindElement(By.Id("salesExecutiveId")));
– Jeremy McGee
Jul 22 '13 at 14:21
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'Contains()' workaround using Linq to Entities?
I'm trying to create a query which uses a list of ids in the where clause, using the Silverlight ADO.Net Data Services client api (and therefore Linq To Entities). Does anyone know of a workaround to Contains not being supported?
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Two single-column indexes vs one two-column index in MySQL?
...ses also more disk space.
When choosing the indexes, you also need to consider the effect on inserting, deleting and updating. More indexes = slower updates.
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How do you create a hidden div that doesn't create a line break or horizontal space?
I want to have a hidden checkbox that doesn't take up any space on the screen.
10 Answers
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SQL Server equivalent to Oracle's CREATE OR REPLACE VIEW
...rocedures as follows.
IF NOT EXISTS (SELECT * FROM sys.views WHERE object_id = OBJECT_ID(N'[dbo].[vw_myView]'))
EXEC sp_executesql N'CREATE VIEW [dbo].[vw_myView] AS SELECT ''This is a code stub which will be replaced by an Alter Statement'' as [code_stub]'
GO
ALTER VIEW [dbo].[vw_myView]
AS
S...
How to remove multiple indexes from a list at the same time? [duplicate]
... Looping over indices backwards. Genius! I was here dreaming up some ridiculous situation of decrementing indices as I went along, when this was so much more elegant!
– Neil
Apr 20 '15 at 22:37
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How to implement the Android ActionBar back button?
...etty code:
public class ServicesViewActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// etc...
getActionBar().setDisplayHomeAsUpEnabled(true);
}
@Override
public boolean onOpti...
What's the difference between a POST and a PUT HTTP REQUEST?
They both seem to be sending data to the server inside the body, so what makes them different?
17 Answers
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C# Lazy Loaded Automatic Properties
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Here's my implementation of a solve to your problem. Basically the idea is a property that will be set by a function at first access and subsequent accesses will yield the same return value as the first.
public class LazyProperty<T>
{
bool _initialized = false;
T _result;...