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Auto increment primary key in SQL Server Management Studio 2012
... This solution is the correct one if you care about the time order of inserted rows, because IDENTITY sometimes jumps leaving gaps then it is back to fill those gaps again. So IDENTITY does not guarantee ALWAYS incrmenet condition
– FindOut_Quran
...
SQL Server dynamic PIVOT query?
... to sort the @cols then you could remove the DISTINCT and use GROUP BY and ORDER BY when you get the list of @cols.
– Taryn♦
Nov 29 '16 at 21:40
...
Fastest way to serialize and deserialize .NET objects
...st base-64 encode the binary.
[XmlType]
public class CT {
[XmlElement(Order = 1)]
public int Foo { get; set; }
}
[XmlType]
public class TE {
[XmlElement(Order = 1)]
public int Bar { get; set; }
}
[XmlType]
public class TD {
[XmlElement(Order=1)]
public List<CT> CTs { g...
Including all the jars in a directory within the Java classpath
...AR files in a single directory foo, use either
foo;foo/* or foo/*;foo. The order chosen determines whether the
classes and resources in foo are loaded before JAR files in foo, or
vice versa.
Subdirectories are not searched recursively. For example, foo/* looks
for JAR files only in foo, not in foo/b...
Implementing comparison operators via 'tuple' and 'tie', a good idea?
...uff is already done for that datatype, like operator< for strict-weak-ordering.
The downsides though are the pretty much useless variable names. Even if I myself created that typedef , I won't remember 2 days later what first and what second exactly was, especially if they are both of th...
Completely uninstall PostgreSQL 9.0.4 from Mac OSX Lion?
... tanks again @JamesA. do i need to remove anything manually in order to be sure the slate is wiped completely clean? You can check my latest update with the output of "sudo find"
– Ramy
Nov 7 '11 at 15:26
...
SQL Server loop - how do I loop through a set of records
...ble)
begin
select top 1 @TableID = TableID
from #ControlTable
order by TableID asc
-- Do something with your TableID
delete #ControlTable
where TableID = @TableID
end
drop table #ControlTable
sh...
Make .gitignore ignore everything except a few files
...
To ignore some files in a directory, you have to do this in the correct order:
For example, ignore everything in folder "application" except index.php and folder "config" pay attention to the order.
You must negate want you want first.
FAILS
application/*
!application/config/*
!application...
Difference between TCP and UDP?
...guarantees that all sent packets will reach the destination in the correct order. This imply the use of acknowledgement packets sent back to the sender, and automatic retransmission, causing additional delays and a general less efficient transmission than UDP.
UDP is a connection-less protocol. Com...
What are the main disadvantages of Java Server Faces 2.0?
...ver one want to retain the initial model data in the subsequent request in order to successfully process validations, conversions, model changes and action invocations in the more complex webapplications. The pain could be softened by adopting a 3rd party library which retains the necessary data in ...