Programmatically get a Storyboard ID?
You can use the restorationIdentifier, it’s right above the Storyboard identifier and it’s a UIViewController property.
identity
How to insert into a table with just one IDENTITY column?
This should work: INSERT INTO GroupTable DEFAULT VALUES
Why is a method not identical to itself?
When you ask for an instance attribute which is a function, you get a bound method: a callable object which wraps the function defined in the class and passes the instance as the first argument. In Python 2.x, when you ask for a class attribute which is a function, you get a similar proxy object … Read more
Equivalent of MSSQL IDENTITY Column in MySQL
CREATE TABLE Lookups.Gender ( GenderID INT NOT NULL AUTO_INCREMENT, GenderName VARCHAR(32) NOT NULL );
Why does the “is” keyword have a different behavior when there is a dot in the string?
is verifies object identity, and any implementation of Python, when it meets literal of immutable types, is perfectly free to either make a new object of that immutable type, or seek through existing objects of that type to see if some of them could be reused (by adding a new reference to the same underlying … Read more
Confused about Python’s id() [duplicate]
In general, as soon as you use an integer or a string or any other literal, Python creates a new object in memory for you. It is guaranteed to have the same id for the lifetime of the object, that is, while its reference count is not zero. When you write something like: >>> id(1000) … Read more
Users log out very quickly
The reason for users logging off is because of error in validation of forms-authentication data and view-state data. It could happen for different reasons including using web farm in hosting services.You should check <machineKey> in your project webconfig. Check here for details about that. If you don’t have<machineKey>in your webconfig, try adding this piece of … Read more
Return Last ID (IDENTITY) On Insert row VB.NET MySQL
You can use an double Query and use the function LAST_INSERT_ID() After run your first query to get the last current query: Dim insert_coupon_query As String = (“INSERT INTO qa_discountcoupons (status_code) VALUES (5); SELECT LAST_INSERT_ID()”) Dim cmd_query As New MySqlCommand(insert_coupon_query, objConn) Dim cmd_result As Integer = CInt(cmd_query.ExecuteScalar()) MsgBox(cmd_result)
There is already an object named ‘AspNetRoles’ in the database
Add-Migration InitialMigrations -IgnoreChanges This should generate a blank “InitialMigration” file. Now, add any desired changes to the class you want. Once changes are added, run the update command again: update-database -verbose Now the automatic migration will be applied and the table will be altered with your changes. Edit: Here is a solution to migrate identity … Read more
How does Hibernate detect dirty state of an entity object?
Hibernate uses a strategy called inspection, which is basically this: when an object is loaded from the database a snapshot of it is kept in memory. When the session is flushed Hibernate compares the stored snapshot with the current state. If they differ the object is marked as dirty and a suitable SQL command is … Read more