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May 10, 2019  6:11 PM

Five ways to fix Git’s ‘fatal: repository not found’ error

cameronmcnz Cameron McKenzie Profile: cameronmcnz

There's nothing worse than joining a new development team and eagerly cloning the existing source code repo only to run head first into Git's 'fatal: repository not found' error. For those who struggle with that problem, here are five potential fixes to the frustrating...

May 9, 2019  8:42 PM

What I learned from the Google I/O 2019 keynote address

BarryBurd Profile: BarryBurd

Before the start of the Google I/O 2019 keynote address, I wondered what I'd learn in my role as an application developer. But when the keynote begins, I find myself thinking more like a consumer than a developer. Instead of thinking, "What new tools will help me create better apps," I’m thinking...

May 1, 2019  1:45 PM

An example of UnaryOperator in functional Lambda expressions

cameronmcnz Cameron McKenzie Profile: cameronmcnz

The implementation of Java 8 Lambda expressions required an introduction to a number of new interfaces with esoteric names that can be somewhat intimidating to developers without any experience in functional programming. One such area is the functional UnaryOperator interface. It may be...

April 25, 2019  2:34 PM

How to write a screen scraper application with HtmlUnit

cameronmcnz Cameron McKenzie Profile: cameronmcnz

I recently published an article on screen scraping with Java, and a few Twitter followers pondered why I used JSoup instead of the popular, browser-less web testing framework HtmlUnit. I...

April 22, 2019  2:58 PM

How to force Maven JDK 1.8 support through the POM file

cameronmcnz Cameron McKenzie Profile: cameronmcnz

Maven and Eclipse have always had a rocky relationship, and a common pain point between the two is how to force Maven JDK 1.8 support in new Eclipse projects. Without jumping through a few configuration hoops, the antiquated Java 1.5 version persistently remains the default. The

April 5, 2019  9:52 PM

How to install Tomcat as your Java application server

cameronmcnz Cameron McKenzie Profile: cameronmcnz

If you're interested in Java based web development, you'll more than likely need to install Tomcat. This Tomcat installation tutorial will take you through the prerequisites, show you where to download Tomcat, help you configure the...

March 26, 2019  8:38 PM

How to learn new technology in a corporate environment

BobReselman BobReselman Profile: BobReselman

Here’s how it usually goes when it comes to technical training in a corporate environment. A company decides to implement a new technology. The powers-that-be look around to determine if the IT staff has the knowledge and skills necessary to adopt the technology in question. If the determination...

March 25, 2019  4:45 PM

How not to write a Git commit message

cameronmcnz Cameron McKenzie Profile: cameronmcnz

I'm working on an article that outlines how to write a good Git commit message, along with a variety of Git commit message conventions and rules that developers should follow. But, as I write about the best practices developers should follow, I constantly find myself in an internal discussion of...

March 18, 2019  3:31 PM

How Instacart works around buggy Elasticsearch queries

George Lawton Profile: George Lawton

Enterprises that use Elasticsearch to find dynamic information in other apps are struggling to identify errant code that stalls enterprise apps. In theory, application performance monitoring tools should help. But, it wasn't enough for Instacart to identify the queries that consistently created...

February 28, 2019  12:17 AM

A simple Java Supplier interface example for those new to functional programming

cameronmcnz Cameron McKenzie Profile: cameronmcnz

There are only half a dozen classes you really need to master to become competent in the world of functional programming. The java.util.function package contains well over 40 different components, but if you can garner a good understanding of consumers, predicates, functions, unary types...

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