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Tuesday, Jun 16, 2020

Advanced Uses of net/http

Episode 32

You may have written a simple application server or REST API server in Go. This screencast will level up your net/http knowledge!

We show how to write HTTP servers (using the net/http package) that can do a few advanced tasks.

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Wednesday, Sep 4, 2019

Building Fast Web Apps with the Echo Framework

Episode 31

Learn how to use the Echo framework to write quick and high-quality web services.

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Thursday, Aug 29, 2019

Hooking your Buffalo Webapp to a Database

Episode 30

Another episode in the Buffalo series! We’re going to talk about how to use the pop library alongside Buffalo to quickly and seamlessly integrate a database into your web application.

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Tuesday, Aug 13, 2019

Implementing Login with GitHub in your Buffalo App

Episode 29

We’re continuing the Buffalo series! Lots of web apps have a login button, and yours probably will too. This time, we’re going to learn how to build one so that your users can login with GitHub.

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Friday, Aug 9, 2019

Using Modules with the Athens Project!

Episode 28

In episode 27, we talked about how to use Go Modules to manage dependencies, but there’s more to the story!

Check out how module servers and Athens fit into the dependencies ecosystem.

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Tuesday, Jul 16, 2019

Using Go Modules

Episode 27

Go Modules is a brand new system, but it’s the way we are going to do dependency management in Go, so we all need to be familiar with it!

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Tuesday, Jul 9, 2019

Writing Clients for REST APIs!

Episode 26

Let’s take a break from the Buffalo series and talk about a highly requested topic - how to write clients for REST APIs.

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Tuesday, Jul 2, 2019

Templating with the Buffalo Plush Engine

Episode 25

We learned about resources and more advanced routing last time in episode 24, so let’s switch gears and focus on how to actually render something to the browser.

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Wednesday, Oct 31, 2018

Resource Paths in Buffalo

Episode 24

We learned about more advanced path routing in episode 22, and today we’re gonna go into Buffalo’s resources feature.

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Sunday, Jun 3, 2018

Go Beyond 5 Minutes: Commonly Used, Popular Packages and Frameworks for Real Life Development

Episode 23

In this episode I’m coming at you from GopherCon Iceland to talk about commonly used packages for Go!

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Thursday, May 24, 2018

Advanced Routing with Buffalo - Buffalo Series #2

Episode 22

We learned about Buffalo basics in Episode 21, and today we’re going to keep the fun going! We’re gonna talk about taking advantage of more advanced features in the Buffalo request router to build more powerful websites.

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Friday, Mar 30, 2018

Getting Started with Buffalo to Build Awesome Websites

Episode 21

How do you build a website with Go? For a while, we all just cobbled something together with the standard library, Gorilla Mux, and so on. We had to figure a lot out on our own. Not anymore! Now we have Buffalo!

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Saturday, Mar 17, 2018

Testing with Testify Suite

Episode 20

Tests are a huge part of your codebase and your workflow includes writing lots of tests (I hope!) We’ll talk about how to up your testing game using

Why should you use more than just the standard testing package? Under what circumstances? What are the benefits? All covered here!

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Monday, Feb 19, 2018

Parsing Arbitrary JSON

Episode 19

There was a request in #125 that I do a screencast on how to consume json with unknown fields.

This screencast shows how to exactly that! I’ll show how to parse JSON using just the standard library, and also point folks to a package that will help if you don’t want to steal my code (which is totally fine by the way!)

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Saturday, Feb 3, 2018

Writing a Command Line Application using Cobra

Episode 18

This screencast teaches how to write a command line app in Go. We’ll use the cobra package, which is my go-to for every command line app I’ve written for the last year.

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Sunday, Nov 6, 2016

Creating and Using Custom Error Types

Episode 17

We explore the error interface ( more closely and explain how and why to create custom error types that you can pass wherever an error is expected.

We also talk about some best practices in exposing and describing your custom types inside of your libraries and packages.

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Monday, Oct 3, 2016

Nested Tests

Episode 16

This screencast shows you how to use Go’s Subtests feature. Subtests are new in Go 1.7 and can help you write and organize your code much more easily. They can also help you design and build much more powerful unit and integration tests.

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Friday, Aug 12, 2016

Simulating an Internet Cafe

Episode 15

We finish the concurrency series by showing how to solve the “Internet Cafe” problem on Trivial Concurrency Exercises for the Confused Newbie Gopher. The solution we’ll show has a bug, however, and the extended screencast fixes it.

See for more details.

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Sunday, Jul 24, 2016

Building web pages using the html/template package

Episode 14

We show how to do use the the html/template package (and its close sibling, text/template). We pay special attention to templating tasks most common to web development like layouts, blocks and partials.

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Sunday, May 15, 2016

Using the database/sql package

Episode 13

We briefly describe how to use the database/sql package and show example code on how to do CRUD actions against a SQL databases using the flexible database/sql package.

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Sunday, Jan 17, 2016

Concurrency: Eating Tapas

Episode 12

We describe the problem #2 on Trivial Concurrency Exercises for the Confused Newbie Gopher and then present and detail a solution to the problem.

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Sunday, Jan 3, 2016

Structuring JSON APIs in Go

Episode 11

We show how to structure and build a complete JSON API in a Go server. This screencast explains basic structuring patterns and concepts and includes code for a complete, working server that simulates a management system for a platform-as-a-service (PaaS).

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Sunday, Dec 13, 2015

Concurrency: The Daily Walk

Episode 10

We describe the problem #1 on Trivial Concurrency Exercises for the Confused Newbie Gopher and then present and detail a solution to the problem.

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Sunday, Dec 6, 2015

The Optional Singleton Pattern

Episode 9

We explain what the optional singleton pattern is, how it can make libraries easier to use, and walk through the code for a simple library that uses this pattern.

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Sunday, Nov 22, 2015

Profiling Go Programs

Episode 8

We explain why you should profile your programs, how to do it, and (briefly) how you can improve your code based on your profile results.

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Monday, Nov 16, 2015

Vendoring Your Dependencies

Episode 7

We explain what go get does, and why is isn’t sufficient for dependency management. We also explain what a reproducible build is in Go and why it’s so important, and explain why vendoring achieves reproducible builds. We then introduce Glide and show how we’d vendor the code from episode 6 using the tool.

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Monday, Nov 9, 2015

Writing Unit Tests Against HTTP Handlers

Episode 6

We show how to write unit tests against HTTP handlers. Using an example API server that proxies the Github API using Google’s go-github client library, we outline and show examples of two methods for testing.

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Sunday, Nov 1, 2015

Building Full Stack Web Applications in Go

Episode 5

We explain how to write full featured web applications in Go, which cover a wide variety of topics. We focus on database communication, rendering templates, and client-server communication via APIs.

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Sunday, Oct 25, 2015

Writing Websocket Servers with Gorilla Websockets

Episode 4

We explain what Websockets are and why they matter in modern web development. Then, we show how to build a full featured Websocket server using the gorilla/websocket package.

The example and sample code shows a complete browser-based chat application.

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Saturday, Oct 17, 2015

Writing Webapps With Gorilla Mux

Episode 3

We show how to write more advanced web applications with the gorilla/mux. We walk through example code that implements a complex REST API and highlights many of the features of the library.

This screencast expands on concepts in episode 1, but you don’t need to watch that screencast to understand this one.

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Saturday, Oct 17, 2015

Debugging Go Programs with godebug

Episode 2

We show a semi-complex concurrent program with a bug in it, and then use godebug to find, diagnose and fix it.

We also show a few other examples of bugs and show how to find and fix those.

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Saturday, Oct 3, 2015

Building a RESTful API in Go Using Only the Standard Library

Episode 1

We show how to write a feature-rich RESTful API using only the Go net/http package in the standard library.

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Saturday, Sep 26, 2015

Writing Testable Code and Fast Unit Tests with Mocking

Episode 0

Welcome to the first Go In 5 Minutes screencast!

We show how to write code that is extensible and testable and then how to write fast, correct unit tests against it.

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