Blog 172

• Sorting in capsule Jan 26, 2026
• Understanding Time complexity for Algorithms Jan 16, 2026
• Running External Commands in Python (Shell or Otherwise) Apr 7, 2025
• Goodbye Make and Shell, Hello... Python? Dec 2, 2024
• Configuring and Using an External Disk in Linux Sep 1, 2024
• Neovim Git Branch Aware Automatic Session Persistence Jun 22, 2024
• The Reality of Adding Nines to Your SLOs Jun 17, 2024
• Automatically Reopen Previous Files and Session in Neovim Jun 6, 2024
• Linux Disk Recover - initramfs Bug Jun 5, 2024
• Using Neovim as my PostgreSQL Client May 11, 2024
• What Determines if a Kubernetes Node is Ready? Apr 20, 2024
• OpenTelemetry Sample Application Mar 26, 2024
• Restrict HTTP Request Methods in Go Feb 19, 2024
• Get HTTP Route Values in Go Feb 11, 2024
• Handling Concurrent Errors in Go Jan 31, 2024
• Optimizing End-to-end (e2e) Test Performance Jan 3, 2024
• 2023 Blogging in Review Dec 31, 2023
• Adding Tests to Go Project Templates Nov 18, 2023
• The Lack of Compensation in Open Source Software is Unsustainable Nov 16, 2023
• Helm Hooks Are An Anti-Pattern and Should Be Avoided Nov 6, 2023
• Tools and Processes I Used For Writing My Book Oct 25, 2023
• Creating and Using Go Project Templates Oct 20, 2023
• How I Host, Run, and Publish Articles to My Blog Oct 18, 2023
• Using Vim as my PostgreSQL Client Oct 12, 2023
• Getting a User's Table Privileges in PostgreSQL Sep 25, 2023
• Troubleshooting the OpenTelemetry Target Allocator Jul 5, 2023
• Ingest Prometheus Metrics with OpenTelemetry Jul 3, 2023
• Peeling Back the Layers of the Code Review Onion May 20, 2023
• 12 Tips for Effective Technical Blogging Mar 15, 2023
• When and How to Use Helm and Kustomize Together Mar 8, 2023
• Kubernetes Taints, Tolerations, and Understanding the PreferNoSchedule Effect Feb 23, 2023
• List Prometheus Scraping Targets Feb 22, 2023
• Troubleshooting Error 'Jwt issuer is not configured' in Istio and Envoy Feb 7, 2023
• Get Istio's Internal Service Registry Feb 4, 2023
• Restrict Routes to JWT-Authenticated Principals and Allow Unauthenticated Requests to Other Routes Feb 1, 2023
• Nested URL Routes to Different Services with Istio Jan 26, 2023
• Store Helm Charts in GitHub Container Repository Jan 21, 2023
• Install Istio with Flux Jan 5, 2023
• Deploy Istio Egress Gateway After Installation Nov 23, 2022
• Go Slices - Passing By Reference or Value? Oct 14, 2022
• Optimize Redundant Operations with Memoization Sep 4, 2022
• Observability with OpenTelemetry Part 6 - Ecosystem Aug 15, 2022
• Observability with OpenTelemetry Part 5 - Propagation and Baggage Aug 12, 2022
• Observability with OpenTelemetry Part 4 - Collector Aug 11, 2022
• Observability with OpenTelemetry Part 3 - SDK and Exporting Aug 10, 2022
• Observability with OpenTelemetry Part 2 - Instrumentation Aug 9, 2022
• Observability with OpenTelemetry Part 1 - Introduction Aug 7, 2022
• Require a Label Prefix for GitHub Issues Jun 28, 2022
• Using Vim as Your MySQL Shell Editor Jun 18, 2022
• JWT Authorization Flow with an Identity Provider Jun 6, 2022
• Making GitHub API Requests with a JWT May 28, 2022
• Understanding GitHub App Authentication May 18, 2022
• Manual Approval in a GitHub Actions Workflow Mar 28, 2022
• Kubernetes Ingress with Contour Mar 21, 2022
• Analyze Current Goroutines in Go Feb 21, 2022
• Learning DevOps in 2022 Feb 14, 2022
• 2021 - A Year of Blogging in Review Jan 3, 2022
• Errors and Error Wrapping in Go Dec 28, 2021
• Unstructured Kubernetes Components with client-go's Dynamic Client Dec 22, 2021
• Unit Testing Kubernetes Resources with Go Dec 15, 2021
• Connect to Kubernetes from Go Dec 7, 2021
• Dynamic Admission Control Certificate Management with cert-manager Nov 29, 2021
• Create a Basic Kubernetes Validating Webhook Nov 22, 2021
• Create a Basic Kubernetes Mutating Webhook Nov 15, 2021
• Dump Kubernetes Logs and Search for Errors Nov 9, 2021
• Why We Need mTLS in Kubernetes Service Meshes Nov 4, 2021
• 15 Technical Leadership Qualities That I Try to Emulate Oct 25, 2021
• Automatically Create Self-Hosted Runners with GitHub Actions Oct 19, 2021
• Create Ephemeral Self-Hosted Runners for GitHub Actions Oct 11, 2021
• Deploy to AKS Using a Managed Identity from a GitHub Actions Self-Hosted Runner Sep 27, 2021
• Deploy to AKS from GitHub Actions Sep 20, 2021
• Create an AKS Cluster with Azure Bicep Sep 13, 2021
• Common Scenarios with Bash Parameter Expansion Sep 7, 2021
• Discover Kubernetes API Calls from kubectl Aug 30, 2021
• Search All Files Including Dot Files and Dot Directories in Vim Aug 26, 2021
• Handling Errors from Deferred Functions in Go Aug 12, 2021
• Reading and Writing an Azure Storage Blob from Python Aug 7, 2021
• Access an Azure Key Vault Secret from Python Jul 26, 2021
• 20 Questions a Software Engineer Should Ask When Joining a New Team Jul 19, 2021
• Export Azure Monitor Logs to Azure Storage Jul 12, 2021
• Azure Monitor Log Analytics too Expensive? Part 2 - Save Some Money Jul 6, 2021
• Azure Monitor Log Analytics too Expensive? Part 1 - Find Out Why Jun 28, 2021
• Using the Azure Monitor Agent to Send systemd Journal Logs through Syslog Jun 22, 2021
• Send systemd Journal Logs to Azure Monitor through Syslog Jun 16, 2021
• 5 of My Favorite Vim Features Jun 7, 2021
• Power Apps - The Easiest and Quickest Possible Way to Create a Mobile App May 31, 2021
• Find the Owning Resource Group From Within an Azure VM May 24, 2021
• Schedule AKS Clusters to Start and Stop Automatically May 17, 2021
• Understanding nil Interfaces and Interfaces with nil Values in Go May 10, 2021
• Azure Linux VM SSH Error - Connection refused May 6, 2021
• Automating the Easy Things with Power Automate May 3, 2021
• Top-Level Drop-In to Apply Settings to All Units of a Certain Type Apr 26, 2021
• SSH into AKS Nodes Apr 19, 2021
• Using Desktop Linux in a Microsoft Shop - Yes You Can Apr 12, 2021
• systemd Inhibitor Locks Deep Dive Apr 8, 2021
• Cheap AKS Update - Basic Load Balancer Apr 5, 2021
• Show the Current Azure CLI Subscription in the Terminal Apr 1, 2021
• Search for a Key Vault Certificate in an Azure Subscription Mar 29, 2021
• Audit Azure AD User Role Assignments Mar 25, 2021
• systemctl status Output Explained Mar 22, 2021
• Get Azure Key Vault Certificate Expiration Dates Mar 18, 2021
• Find which Azure RBAC Roles Contain a Permission Mar 15, 2021
• DefaultDependencies Can Cause a Unit Ordering Cycle Mar 11, 2021
• Using journalctl Effectively Mar 8, 2021
• Using Azure RBAC to Secure AKS Clusters Mar 4, 2021
• Authenticate to Azure from Python Mar 1, 2021
• Understanding systemd Critical Chains Feb 25, 2021
• Complete Binary Tree Feb 22, 2021
• Using xargs to Construct Dynamic Commands Feb 18, 2021
• Nginx Error - key values mismatch Feb 15, 2021
• 8 Reasons Why I Like git Repositories for Documentation (Personal and Team) Feb 11, 2021
• Show and Browse the Kubernetes API Reference Documentation in the Terminal Feb 8, 2021
• Renew Azure Key Vault Certificates from Let's Encrypt Feb 4, 2021
• Run Python Code in a Shell Script Feb 1, 2021
• Azure Key Vault Certificates with Let's Encrypt as the Issuer CA Jan 28, 2021
• Setting Conditional Breakpoints in Go Jan 25, 2021
• Query Azure Resources by Tags with the Azure CLI Jan 21, 2021
• Create a Release and Upload Artifacts with GitHub Actions Jan 18, 2021
• Emotionally Investing Yourself in Tools Jan 14, 2021
• Collect Custom Metrics in AKS Jan 11, 2021
• Debug a Python Application Running in Kubernetes Jan 7, 2021
• Create a Quick and Easy Prometheus Exporter Jan 4, 2021
• Why You Should Typically Use Named Arguments in Python Dec 28, 2020
• Change a Function's Output Based on Input Parameter Value in a Python Unit Test Dec 21, 2020
• Find the systemd Unit that Owns a Process Dec 17, 2020
• Sorting Algorithm Stability - What it is and When it Matters Dec 14, 2020
• Be Good at Referencing, Not Remembering Dec 11, 2020
• Go's append Behavior and Potentially Unintended Side Effects Dec 7, 2020
• Find Which apiVersion to Use for Kubernetes Resources Nov 30, 2020
• Azure Consumption Summary from the Command Line Nov 22, 2020
• Run Kubernetes Pods on Specific VM Types in AKS Nov 16, 2020
• Make HTTP Requests to the Azure REST API from the Command Line Nov 6, 2020
• Logging to Azure from an AKS Cluster Nov 2, 2020
• Run Kubernetes in Azure the Cheap Way Oct 22, 2020
• Output Multiline Strings in GitHub Actions Oct 19, 2020
• systemd Time Spans in Go Oct 1, 2020
• Beware of kubectl's -t (--tty) Option Sep 17, 2020
• Search Through Azure Locations and Their Names Sep 16, 2020
• Access the OS Disk from an Inaccessible Azure Linux VM Sep 3, 2020
• Azure Linux VM SSH Error - Permission denied (publickey) Sep 1, 2020
• AKS StorageClass Objects and Provisioners Aug 31, 2020
• Azure CLI Tips and Tricks Jul 28, 2020
• Azure Active Directory Service Principals and Permissions from the Azure CLI Jul 10, 2020
• Simple vs Oneshot - Choosing a systemd Service Type Jun 22, 2020
• Why Feature Flags Are Great Jun 15, 2020
• Kubernetes Application Upgrade Synchronization With Helm May 12, 2020
• Connect Kubernetes Applications to Azure Resources with Managed Service Identities Apr 30, 2020
• Why I Prefer systemd Timers Over Cron Apr 22, 2020
• Dump Manifests for all Revisions for a Helm Release Apr 3, 2020
• 7 Reasons to Use the Terminal Feb 25, 2020
• Kubernetes API Groups, Resources, and Verbs Feb 5, 2020
• Running kubectl Commands From Within a Pod Feb 4, 2020
• Getting systemd unit dependencies Feb 3, 2020
• Moving Away From Medium (mostly) to GitHub Pages For My Blog Feb 2, 2020
• Searching Through All systemd Unit Files for a String Nov 20, 2019
• Talking to systemd Through dbus with Python Sep 12, 2019
• Creating a Python package for Ubuntu... From code zero to apt install Aug 6, 2019
• Kubernetes’ AlwaysPullImages Admission Control - the Importance, Implementation, and Security Vulnerability in its Absence May 1, 2018
• Extending Kubernetes - Create Controllers for Core and Custom Resources Apr 18, 2018
• Logging to systemd in Python Feb 8, 2018
• Get the History of an Installed Package with DNF Jan 29, 2018
• Logging, Flask, and Gunicorn... the Manageable Way Jan 20, 2018
• Debugging a Python Flask Application in a Container with Docker Compose Jan 14, 2018
• SSH Through a Jumpbox to a Protected Server Jan 3, 2018
• Monitor, Log, and Alert CPU Throttling from Overheating on Linux Oct 5, 2017
• Running and Debugging Azure Functions Locally on Linux Sep 25, 2017
• Sherlock - a sandbox environment provisioning tool for your integration testing pipeline in Azure Jul 17, 2017
• Installing Python's cryptography package on Fedora Linux May 31, 2017
• Module Import Precedence in Python May 13, 2017
• Use Azure Blob Storage for Remote Terraform State Apr 20, 2017
• Custom build logic post git push with Azure App Service and Kudu for a Node.js web app Nov 22, 2016
• The easy (and nice) way to do CLI apps in Python Oct 21, 2016