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Is it possible to use AutoLayout with UITableView's tableHeaderView?
...covered AutoLayout I use it everywhere, now I'm trying to use it with a tableHeaderView .
29 Answers
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Does a UNIQUE constraint automatically create an INDEX on the field(s)?
...ally run into them.
As for testing index usage you should first fill your table with some data to make optimizer think it's actually worth to use that index.
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Code-first vs Model/Database-first [closed]
... unique index on a field or you can not delete hierarchical data in a tree table for this you need a CTE using the context.Table.SqlQuery("select..."). Model/Database first do not have these drawbacks.
– Elisabeth
Jan 31 '13 at 13:51
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Any good ORM tools for Android development? [closed]
... to find is a tool that given the object definition, can auto-generate the tables and the CRUD functions (that would be awesome), or, barring that, a tool that can take the table definition, the object definition, and auto-generate the CRUD functionality. The rub is that all of this must happen with...
Entity Framework - Code First - Can't Store List
...types. You can either create an entity (which will be saved to a different table) or do some string processing to save your list as a string and populate the list after the entity is materialized.
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SQL Server IN vs. EXISTS Performance
... test case does not mean that the optimizer will do the exact same plan on tables with different statistics. This might lead someone to think the answer is partial - but the nonexistence of multiple semijoin operators is fact. Maybe I'll find a list somewhere and link it.
– Geo...
what is faster: in_array or isset? [closed]
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@Fabrizio - Read up on hashing functions and hash tables.
– David Harkness
Nov 20 '12 at 22:54
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SQL RANK() versus ROW_NUMBER()
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Look this example.
CREATE TABLE [dbo].#TestTable(
[id] [int] NOT NULL,
[create_date] [date] NOT NULL,
[info1] [varchar](50) NOT NULL,
[info2] [varchar](50) NOT NULL,
)
Insert some data
INSERT INTO dbo.#TestTable (id, create_date, in...
Replacement for deprecated sizeWithFont: in iOS 7?
...n the main thread (like any other UIKit functionality), you'll get unpredictable behaviors. In particular, if you ran the function on multiple threads simultaneously, it'll probably crash your app. This is why in iOS 6, they introduced a the boundingRectWithSize:... method for NSAttributedString. ...
Better techniques for trimming leading zeros in SQL Server?
...eading-zero's.
If you plan on reusing it a lot, then place it in an Inline-Table-Valued-Function (ITVF).
Your concerns about performance problems with UDF's is understandable.
However, this problem only applies to All-Scalar-Functions and Multi-Statement-Table-Functions.
Using ITVF's is perfectly fi...