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Published on 2008-08-21T06:28:49Z
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2010/03/26
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What is the best way to request a random row in pure SQL?
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Concatenating string is one of the most common tasks in SQL Server and every developer has to come across it. We have to concat the string when we have to see the display full name of the person by first name and last name. In this video we will see various methods to concatenate the strings. SQL…
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Earlier this week, I was delivering Advanced BI training on the subject of “SQL Server 2008 R2″. I had great time delivering the session. During the session, we talked about SQL Server 2010 Denali. Suddenly one of the attendees suggested his displeasure for the product. He said, even though…
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I am trying to install SQL Server on Windows 2012. I was able to finally get the wizard up and running after making some changes on the server, but now it fails no matter what I do with the following error:
TITLE: SQL Server Setup failure.
SQL Server Setup has encountered the following error:
…
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I need to detect which version of SQL I am dealing with to perorm various tasks, I need specifically detect if I am on SQL 2008 or SQL Azure.
How can I do this with detection code written in SQL?
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Here is the query:
INSERT INTO @TempTable
SELECT UserID,
Name,
Address1 =
(SELECT TOP 1 [Address] FROM
(SELECT TOP 1 [Address] FROM [UserAddress] ua INNER JOIN UserAddressOrder uo ON ua.UserID = uo.UserID WHERE ua.UserID = u.UserID
ORDER BY uo.AddressOrder ASC) q
ORDER BY AddressOrder…
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I asked this question on stack overflow, but didn't get any answers, so I'm trying here.
Does anybody know whats happening here? I tested on opera, dolphin and the factory android browser. (although it seems now to be working on opera)
The div doesn't change size, but the text somehow is shrunk…
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I have this code for a arraylist of entities.
All the entities use the same random and so all of them move in the same direction. How can I change it so it generates a new random number for each entity?
public void moveFemale() {
for(int i = 0; i < 1000; i++){
random = rand.nextInt(99);
…
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I did this to test the randomness of randint:
>>> from random import randint
>>>
>>> uniques = []
>>> for i in range(4500): # You can see I optimistic.
... x = randint(500, 5000)
... if x in uniques:
... raise Exception('We duped ' + str(x) + '…
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I've read about it on a message board - Random class isn't really random. It is created with predictable fashion using a mathematical formula.
Is it really true? If so, Random isn't really random??
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I am trying to generate a good random seed for a psudo-random number generator. I thought I'd get the expert's opinions. let me know if this is a bad way of doing it or if there are much better ways.
#include <iostream>
#include <cstdlib>
#include <fstream>
#include <ctime>
unsigned…
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