Test-driven development is often taught using simple examples, such as calculating the scores for a game of ten-pin bowling. Using the same practice effectively on a real code base isn’t as easy. This article covers some of the questions that arise when dealing with larger code bases and changing requirements.
2014-04-29
5,710 reads
It is not always easy to do what Excel does with PERCENTILE.INC. Learn what formulas to use in this article.
2014-04-28
4,105 reads
This article outlines how to measure resource usage, and use these measurements to develop quality metrics for Big Data applications.
2014-04-28
4,186 reads
SQLSaturday is a training event for SQL Server professionals and those wanting to learn about SQL Server. This event will be held May 10, 2014. Register while space is available.
2014-04-28 (first published: 2014-04-21)
3,770 reads
There have been some noticable failures of big IT projects this week, but are they always a problem?
2014-04-25
111 reads
Documenting the database is always a challenge, and there are many techniques you can use to help all the people on your team understand what all your tables are used for. David Poole brings us an easy way to implement a framework for documentation.
2014-04-25 (first published: 2011-02-17)
14,654 reads
Michael Sorens aims to make PowerShell a bit easier to get going with by providing a series of collections of general-purpose one-liners to cover most of what you'll need to get useful scripting done.
2014-04-25
6,795 reads
Have you received an XML file that must be migrated into a production database? Today’s workshop dives into an ad hoc method of processing relational datasets delivered in an XML file format.
2014-04-24
4,426 reads
There is a stored procedure that must be run by only one user at a time. In this tip, learn how to prevent multiple users from running the stored procedure at the same time.
2014-04-24
6,094 reads
The task of Database Normalization doesn't have to be painful, especially if you follow Old Mother Celko's Normalization Heuristics.
2014-04-23
6,652 reads
By Steve Jones
“Don’t aim to have others like you; aim to have them respect you.” –...
Many years ago, before I joined Oracle, I was working on a major modernisation...
If you work with data pipelines, SQL, notebooks, or machine learning models, a Mac...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
Comments posted to this topic are about the item Is Fabric a Reliable Service...
hi , a new user wants to be able to add sql agent jobs...
In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37What is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 3;See possible answers