Jamie Tanna | Software Engineer

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 Article

Migrating Your Spring Boot Application to use Structured Logging (6 mins read).

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How to make your Spring Boot services more supportable by migrating to JSON-emitting structured logging.

Mon, 31 May 2021 21:09 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #spring #spring-boot #java #slf4j #logs.

 Article

Avoiding NoClassDefFoundError errors when using slf4j-test with Logback and Maven (2 mins read).

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How to exclude Logback from the classpath when testing your logs using slf4j-test and Maven.

Sat, 29 May 2021 15:44 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #testing #java #slf4j.

 Article

Marking up my Curriculum Vitae with Microformats2 (2 mins read).

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Creating a public, metadata-rich Curriculum Vitae / Resume for myself at https://hire.jvt.me.

Tue, 25 May 2021 10:11 by Jamie Tanna's profile image Jamie Tanna . #microformats #cv #interviewing #hire.jvt.me.

 Article

Configuring a Jenkins Multibranch Pipeline to Specify the Trust Permissions with Job DSL (1 mins read).

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How to specify the trust permissions for a GitHub project on a Jenkins Multibranch pipeline, when using Job DSL.

Mon, 10 May 2021 15:49 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #jenkins #job-dsl.

 Article

Features I Want In My Social Reader (6 mins read).

What sort of functionality do I want in my social reader, so I can follow awesome people's thoughts more easily?

Sat, 01 May 2021 15:12 by Jamie Tanna's profile image Jamie Tanna . #indieweb #microsub #feed #social-media.

 Article

How to get a field with Reflection in Java (1 mins read).

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How to use Java's Reflection to get access to a private of a class.

Thu, 29 Apr 2021 19:16 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #java.

 Article

Server-less Wiremock, or Using Wiremock Without an HTTP Server (3 mins read).

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How to match Wiremock's stubs without running an HTTP Server.

Thu, 29 Apr 2021 18:51 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #java #testing #wiremock.

 Article

Adding API Versioning to your Environment-Agnostic Functional Acceptance Tests (6 mins read).

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How to adapt the Proxy pattern to allow for testing against a versioned API.

Wed, 28 Apr 2021 18:59 by Jamie Tanna's profile image Jamie Tanna . #java #testing #testing #software-testing #cucumber #software-quality #quality-engineering.

 Article

Building a Multibranch Pipeline on a Schedule (2 mins read).

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A more convenient solution for setting up periodic rebuilds of certain branches in a Jenkins Multibranch pipelines.

Mon, 26 Apr 2021 09:12 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #jenkins #job-dsl.

 Article

Disabling a Multibranch Pipeline using Job DSL (1 mins read).

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How to disable all branches of a MultibranchWorkflowJob with Jenkins Job DSL.

Sat, 24 Apr 2021 19:44 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #jenkins #job-dsl.

 Article

Uploading Community Cookbooks from Supermarket to Chef Server (1 mins read).

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How to upload a given community cookbook from Chef Supermarket to Chef Server, using Berkshelf.

Mon, 19 Apr 2021 09:02 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #chef #berkshelf.

 Article

Constructing an Ordered Dependency Graph for Chef Cookbooks, using Berkshelf (3 mins read).

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How to create a dependency graph for a given cookbook's dependencies to understand the order to install them in.

Sun, 18 Apr 2021 11:51 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #chef #berkshelf #ruby.

 Article

Using Dynamically Generated Non-AWS Owned SSH Keys with Test Kitchen on EC2 (3 mins read).

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How to set up kitchen-ec2 to use an SSH key that isn't available in AWS by amending the user-data of the created EC2 instance.

Fri, 16 Apr 2021 17:21 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #chef #test-kitchen #aws #ssh.

 Article

Waiting for SSH service on Test Kitchen with the Docker driver (1 mins read).

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How to resolve Waiting for SSH service when running kitchen-docker.

Wed, 07 Apr 2021 17:09 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #chef #test-kitchen #docker.

 Article

Setting up a Test Environment for Job DSL Projects (6 mins read).

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How to tweak your Job DSL configuration to allow working with test environments, to validate jobs configure correctly.

Tue, 06 Apr 2021 09:43 by Jamie Tanna's profile image Jamie Tanna . #jenkins #job-dsl.

 Article

Working with a Git remote's default branch, using origin/HEAD (2 mins read).

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How to interact with the default branch for a remote repo, as well as update it if needed.

Wed, 31 Mar 2021 19:15 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #git.

 Article

Better Chef Reporting for Automated Pipelines (1 mins read).

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How to get better machine-parseable reports for your Chef Pipelines.

Mon, 29 Mar 2021 19:39 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #chef #jenkins #test-kitchen #rubocop #cookstyle #rspec.

 Article

Managing Your Chef Gem Dependencies More Easily in your Gemfile (2 mins read).

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How to source your Chef Gem dependencies from your Chef cookbook's metadata.rb instead of duplicating them between files.

Wed, 24 Mar 2021 13:42 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #chef #ruby.

 Article

Programatically Determining the Version of a Chef Cookbook (1 mins read).

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How to determine a Chef cookbook's version programatically, using Ruby.

Tue, 23 Mar 2021 22:04 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #chef #ruby.

 Article

How to Use Cookstyle to Autocorrect Style Issues (1 mins read).

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How to use the cookstyle tool with Chef cookbooks to autocorrect style issues.

Sun, 14 Mar 2021 12:41 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #chef #ruby #chefdk #chef-workstation #cookstyle.

 Article

Ensuring Consistent Code Style with Job DSL Repos (3 mins read).

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How to make sure that your Job DSL configuration repos are managed with consistent code style.

Fri, 12 Mar 2021 19:05 by Jamie Tanna's profile image Jamie Tanna . #jenkins #job-dsl #spotless.

 Article

Speeding Up Gradle Executions with Parallelisation (2 mins read).

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How to make your Gradle builds faster, by taking advantage of parallelisation.

Thu, 11 Mar 2021 09:32 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #java #testing #gradle.

 Article

Testing Time with Java (4 mins read).

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How to make your Java tests better when dealing with java.util.time.

Mon, 08 Mar 2021 20:19 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #java #testing.

 Article

Introducing tokens-pls, a Web Application to Test OAuth2 Code Flows (2 mins read).

Announcing my new project, tokens-pls, which allows for easier manual testing with the OAuth2 code flow for Public Clients.

Sat, 06 Mar 2021 13:42 by Jamie Tanna's profile image Jamie Tanna . #indieauth #oauth2 #token-pls.

 Article

Using Proof of Key Code Exchange (PKCE) Using rack-oauth2 as an OAuth2 Client (1 mins read).

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How to use the PKCE extension when using the Ruby library rack-oauth2 as an OAuth2 client.

Sat, 06 Mar 2021 13:41 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #ruby #rack #oauth2.

 Article

Determining the (Git) Branch of the Jenkins Pipeline Job (1 mins read).

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How to find out what branch the currently executing script has been checked out from.

Thu, 04 Mar 2021 09:01 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #jenkins #git.

 Article

Encrypting and Decrypting Text with OpenSSL (2 mins read).

How to use openssl to encrypt text with a shared passphrase.

Wed, 03 Mar 2021 20:46 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #openssl #security #privacy.

 Article

Getting Started With Jenkins Job DSL Plugin for Standardising Your Pipelines (10 mins read).

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A worked example of how to use Jenkins Job DSL to set up a standardised pipeline for Java libraries.

Tue, 23 Feb 2021 22:27 by Jamie Tanna's profile image Jamie Tanna . #jenkins #job-dsl.

 Article

Installing Gems From Your Gemfile When Developing Chef Cookbooks using the ChefDK / Chef Workstation (2 mins read).

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How to install Ruby Gems in local development using your Gemfile.

Mon, 22 Feb 2021 21:51 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #chef #ruby #chefdk #chef-workstation.

 Article

Moving meetup-mf2 and eventbrite-mf2 to Heroku (1 mins read).

Moving my APIs meetup-mf2.herokuapp.com and eventbrite-mf2.herokuapp.com to Heroku-hosted apps.

Sun, 21 Feb 2021 20:54 by Jamie Tanna's profile image Jamie Tanna . #meetup-mf2 #eventbrite-mf2.

 Article

Autogenerating Postman Collections for IndieAuth Servers (2 mins read).

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Creating Postman collections programmatically for a user's IndieAuth server.

Thu, 04 Feb 2021 18:40 by Jamie Tanna's profile image Jamie Tanna . #postman #ruby #indieauth #indieauth-postman.

 Article

Implementing the Refresh Token Grant in my IndieAuth Server (4 mins read).

Announcing support for long-lived refresh tokens as part of my IndieAuth server.

Sun, 31 Jan 2021 19:21 by Jamie Tanna's profile image Jamie Tanna . #www.jvt.me #indieauth.jvt.me #indieauth #oauth2.

 Article

Executing javax.servlet.Filters in aws-serverless-java-container Jersey Apps (2 mins read).

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How to add a javax.servlet.Filter to a Jersey application, built using the AWS Serverless Container for Java.

Mon, 25 Jan 2021 22:10 by Jamie Tanna's profile image Jamie Tanna . #java #jersey #blogumentation #aws #serverless.

 Article

Writing Environment-Agnostic Functional Acceptance Tests (7 mins read).

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How to structure your (Java) functional acceptance tests to make it easier to add environment-specific configuration.

Mon, 18 Jan 2021 12:03 by Jamie Tanna's profile image Jamie Tanna . #java #testing #testing #software-testing #cucumber #software-quality #quality-engineering.

 Article

Autogenerating Postman Collections for Micropub Servers (3 mins read).

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Creating Postman collections programmatically from a Micropub server's supported configuration.

Mon, 11 Jan 2021 19:37 by Jamie Tanna's profile image Jamie Tanna . #postman #ruby #micropub #micropub-postman.

 Article

Releasing Two Lightweight Libraries for Server-Driven Content Negotiation (2 mins read).

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Introducing two new Java libraries for performing server-driven content negotiation.

Mon, 11 Jan 2021 15:52 by Jamie Tanna's profile image Jamie Tanna . #java #media-type #content-negotiation.

 Article

Why I Consistently Reach for Server-Driven Content Negotiation (For Versioning) (5 mins read).

Why I use server-driven content negotiation for APIs to allow for versioning and allowing different representations of APIs.

Tue, 05 Jan 2021 11:35 by Jamie Tanna's profile image Jamie Tanna . #api #content-negotiation #rest #web #versioning #version-pinning.

 Article

Inexactly Comparing MediaTypes with Spring (1 mins read).

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How to compare Spring's MediaType by ignoring charset or parameters.

Sat, 12 Dec 2020 17:28 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #spring #java.

 Article

Converting X.509 and PKCS#8 .pem file to a JWKS (in Ruby) (2 mins read).

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Converting X.509 and PKCS#8 files to JWKS format, using the ruby-jose library.

Sat, 12 Dec 2020 16:58 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #pki #ruby #x509 #pkcs8 #pem #jwks.

 Article

Generating a JSON Web Key (JWK) With Ruby (1 mins read).

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How to create a new JWK with Ruby.

Sat, 12 Dec 2020 16:23 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #pki #ruby #pem #jwks.

 Article

Creating a Personal IndieAuth Server (6 mins read).

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Announcing the release of my personal IndieAuth server, and what I've spent my time on.

Wed, 09 Dec 2020 11:49 by Jamie Tanna's profile image Jamie Tanna . #www.jvt.me #indieauth.jvt.me #indieauth.

 Article

Setting up Passwordless Authentication using the Okta Factors API (3 mins read).

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How to use Okta's Factors API to use push notifications to authenticate yourself.

Wed, 11 Nov 2020 16:43 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #authentication #okta #passwordless.

 Article

How to List Gradle's Buildscript / Plugin Dependencies (1 mins read).

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How to list the dependencies that are used by Gradle's plugins as part of its buildscript.

Wed, 04 Nov 2020 11:44 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #gradle #java.

 Article

Filtering Tasks and their Subtasks in JIRA (1 mins read).

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How to filter issues, and their subtasks, with JIRA Query Language.

Tue, 03 Nov 2020 13:14 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #jira.

 Article

Globally Logging all Spring (Boot) Exceptions (3 mins read).

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How to log whenever an exception triggers on an exception handler with Spring.

Thu, 29 Oct 2020 22:26 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #spring #spring-boot.

 Article

Using Git Diff Without a Repo (1 mins read).

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How to use git diff when you're not in a Git repo.

Thu, 29 Oct 2020 09:24 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #git.

 Article

Changing the Storage of Cites on my Site (2 mins read).

Changing how I store and render context for other posts.

Mon, 26 Oct 2020 22:07 by Jamie Tanna's profile image Jamie Tanna . #www.jvt.me #hugo.

 Article

Providing Hints for Autoconfiguring Micropub Clients (3 mins read).

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Enhancing my Micropub Server and autoconfiguring Micropub client with the support for hints.

Mon, 19 Oct 2020 21:20 by Jamie Tanna's profile image Jamie Tanna . #www.jvt.me #micropub.

 Article

Creating an Auto-configuring Micropub Client (2 mins read).

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Announcing support for my Micropub Client configuring itself based on support in my server.

Thu, 15 Oct 2020 22:19 by Jamie Tanna's profile image Jamie Tanna . #www.jvt.me #micropub.

 Article

unknown revision or path not in the working tree after Jenkins Git Plugin Update (1 mins read).

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How to fix git rev-parse suddenly not working after a Jenkins Git plugin update.

Wed, 07 Oct 2020 22:09 by Jamie Tanna's profile image Jamie Tanna . #blogumentation #jenkins #git.

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