Practical guides for cloud, developer and commerce teams
How-to guides and checklists that go with the ten free tools. Each one sticks to what the official docs and specs say, and links to them.
BillPrism
How to analyze an Azure cost export CSV and find what drives the bill
Step by step: export Azure cost details from Cost Management, pick actual or amortized cost, and find the services, spikes and flat costs behind the bill.
Read →Cloud cost export checklist: Azure, AWS CUR 2.0 and FOCUS columns
Checklist for a cloud cost export: which cost, service, date and currency columns to use in Azure, AWS CUR 2.0 and FOCUS files, and what to watch for.
Read →RefundTally
How to reconcile refund tax entries and catch tax refunded twice
How to lay out refund tax entries per refund, spot manual and automatic entries with the same amount, and review them with your bookkeeper. Not tax advice.
Read →Refund tax reconciliation checklist for online stores
A month-end checklist for refund tax: data to pull, duplicate manual and automatic entries, partial refunds, shipping and order adjustments. Not tax advice.
Read →CRM Drift Sentinel
How to catch CRM integration field-mapping changes before they break a sync
Snapshot your CRM integration field mappings as JSON or CSV, compare two snapshots, and review removed, changed and new mappings before syncs or reports break.
Read →CRM integration change checklist: before and after you touch a sync
A before-and-after checklist for CRM integration changes: snapshot mappings, test sync, required fields, owners, direction and conflict rules, then diff.
Read →API Change Radar
How to detect breaking changes between two OpenAPI specs
What counts as a breaking change in an OpenAPI or Swagger spec, with examples, and how to compare old and new specs before you ship.
Read →OpenAPI diff in the browser vs the oasdiff CLI: which to use when
A fair comparison of a no-install browser OpenAPI diff and the open-source oasdiff CLI: checks covered, CI use, privacy, and when to pick which.
Read →Domain Watch
How to check SPF and DMARC records and fix the common errors
Check SPF and DMARC from the RFCs: one SPF record, the 10-lookup limit, an all mechanism, one DMARC record, p= policy and reports. Common fixes included.
Read →Browser domain check vs MXToolbox: what each one can see
A fair comparison of a client-side DNS, SPF and DMARC check and MXToolbox server-side lookups: what each checks, privacy, freshness and when to use which.
Read →Pipeline Insights
How to export GitHub Actions run history and find what breaks your pipelines
Export GitHub Actions workflow runs with the GitHub CLI or REST API, turn them into a CSV, and find failure causes, failure rate and minutes lost per workflow.
Read →CI failure triage checklist for GitHub Actions
A practical checklist to triage CI failures: label causes, separate flaky from real failures, cancel superseded runs, rerun only failed jobs, and track minutes.
Read →Tender Radar
איך לסנן מכרזים ממשלתיים לפי מילות מפתח, בלי לפספס תחיליות בעברית
מדריך מעשי: איך לאסוף מכרזים מאתר מינהל הרכש הממשלתי, להמיר תאריכים, לבחור מילות מפתח בעברית עם תחיליות ולסנן מכרזים שהמועד שלהם עבר.
לקריאה ←Public tender bid/no-bid checklist
A practical bid/no-bid checklist for public tenders: source, deadline, eligibility conditions, guarantees, clarification questions and evaluation criteria.
Read →SaaS Price Watch
How to track SaaS price changes across your vendors
A simple method to track what your SaaS vendors charge: one price list in CSV, a dated snapshot each quarter, and a diff of repriced, new and removed plans.
Read →SaaS renewal checklist: price, seats and terms
A SaaS renewal checklist: notice periods, auto-renewal, seat counts, list vs contracted price, billing period, currency and plan changes since last year.
Read →DevOps Template Store
How to validate Terraform on every pull request with a read-only GitHub Actions workflow
A read-only GitHub Actions workflow for Terraform pull requests: fmt -check, init -backend=false, validate, least-privilege token and actions pinned by SHA.
Read →Kubernetes default-deny NetworkPolicy: a safe rollout checklist
Roll out a Kubernetes default-deny NetworkPolicy safely: confirm CNI enforcement, check labels, allow DNS and needed egress, then test, one namespace at a time.
Read →Cloud Career Kits
How to prepare for cloud and DevOps interview questions
Prepare for cloud and DevOps interviews by learning the reasoning behind Terraform, Kubernetes, CI security and incident questions, with official docs.
Read →DevOps interview topics checklist, with a source for each
A checklist of cloud and DevOps interview topics: Terraform, Kubernetes, CI/CD security, reliability and incidents, each linked to official documentation.
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