How to Write a Multiplication Aggregate Function in SQL – Java, SQL and jOOQ.

Everyone knows the SQL SUM() aggregate function (and many people also know its window function variant). When querying the Sakila database, we can get the daily revenue (using PostgreSQL syntax): WITH p...

Web Design & Development News: Collective #452

Would you like to send us some news? The Collective features the latest news and resources from the web design & web development community. If you have spotted or created something...

Use Your Web Dev Skills to Build a Desktop App with Electron — SitePoint

This article was originally published on the Okta developer blog. Thank you for supporting the partners who make SitePoint possible. Electron is a framework for...

Ausar McGruder; Coding Dojo Graduate, Now a System Analyst and Software Developer

I love how there are very little limitations when it comes to coding… If you have an idea, then just build it. Basically, it’s just that simple. The biggest limitation...

Django Project Tour – The Crazy Programmer

In this tutorial, we’re going to take a look on each file that exists in our django project folder. Let’s say, we’ve created a project named as my_website on our...

Responsive Images · An A List Apart Article

I come here not to bury img, but to praise it. Article Continues Below ...

How to Reduce Syntactic Overhead Using the SQL WINDOW Clause – Java, SQL and...

SQL is a verbose language, and one of the most verbose features are window functions. In a stack overflow question that I’ve encountered recently, someone asked to calculate the difference between...

What’s new in Swift 4.2 – New Sequence Methods [SUBSCRIBER]

Swift 4.2 refined some of the syntax dealing with finding the first instance of an item in a collection, as well as some new ones to find the last instance. Source...

Azure DevOps Continuous Build/Deploy/Test with ASP.NET Core 2.2 Preview in One Hour

I've been doing Continuous Integration and Deployment for well over 13 years. We used a lot of custom scripts and a lovely tool called CruiseControl.NET to check out, build, test,...

Test-Driven Development Tutorial for Android: Getting Started

Testing is an important part of software development. By including tests with your code, you can ensure that your code additions work and that later changes don’t break them. They...

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24 JavaScript Libraries for Creating Beautiful Charts

It’s practically impossible to imagine any dashboard without graphs and charts. They present complex statistics quickly and...

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