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T-SQL bugs, pitfalls, and best practices – window functions

SQL Performance

This article is the fourth installment in a series about T-SQL bugs, pitfalls and best practices. The focus of this month's article is bugs, pitfalls and best practices related to window functions. Previously I covered determinism , subqueries and joins. DROP TABLE IF EXISTS dbo. Transactions ; CREATE TABLE dbo.

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Refactoring CSS: Introduction (Part 1)

Smashing Magazine

However, this simplicity leaves the door open for many potential issues and technical debt — bloated code, specificity hell, duplicated code blocks with very little to no difference, leftover unused selectors, unnecessary hacks, and workarounds, to name a few. Leftover, unused chunks of code from deleted features.

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Deprecated features to take out of your toolbox – Part 2

SQL Performance

This wasn't for performance reasons, directly, or to simply follow Microsoft's documented best practices, but revolved more around the decisions you might make when you only have access to some of the data. In my last post , I illustrated one reason you should stop using deprecated system tables like sysprocesses.

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Web Performance Bookshelf

Rigor

These are the bestsellers in the web performance field, including the good old Speed Up Your Site (2003) by Andy King; Steve Souders’ Even Faster Web Sites (2009) ; Ilya Grigorik’s High Performance Browser Networking (2013) ; Tammy Everts’ Time is Money (2016) ; and a handful of more recent publications. Using Webpagetest.

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The SQL Server Basic Installer: Just Install It!

SQL Server According to Bob

Today we are introducing the new Basic Installer experience for SQL Server 2016 Express , SQL Server 2016 Developer , and SQL Server 2016 Evaluation Editions. We actually launched this functionality for SQL Server 2016 Express Edition when SQL Server 2016 RTM was announced but didn’t really promote this.

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Innovation Can’t Keep the Web Fast

CSS - Tricks

From 2016 (PDF warning) to 2019 , the average mobile download speed in the U.S. Code splitting works. This is the time at which you develop and roll out training, documentation, best practices, and standards the organization can embrace. has increased by 73%. Content compression works. Minification works.

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Fixing a slow site iteratively

CSS - Tricks

The code for the site is available on GitHub for reference. It’s is a Google service that audit things performance, accessibility, SEO, and best practices. Feel free to make your own judgement call here as the best route is going to depend on the use case. Many of you may already be super familiar with it.

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