TL;DR A multi-tenant app was resolving the active tenant from the request (subdomain/header) instead of the authenticated user . That makes the client the source of truth for "which tenant am I" — the wrong place for it. Fix: derive the tenant from the user's organization membership, enforce it in middleware, and fail closed. One test locks the behaviour. The bug, in one sentence The request was telling the app which tenant to load, and the app believed it. In a multi-tenant SaaS, every query is implicitly scoped: "give me this tenant's dashboards." If the tenant ID comes from something the client controls — a subdomain, a header, a route param — then the scoping is only as trustworthy as the client. That's a leak waiting to happen. Where the trust should live Think of it like a building pass. The request is someone saying "I'm here for floor 9." The membership record is the pass that says which floors you're actually allowed on. You check the pass, not the claim. Before After Source of truth request (subdomain / header) user's organization membership Who decides the tenant the client the server Failure mode user can land in a tenant they don't belong to resolution fails closed Testable? hard — depends on request shape yes — depends on the user The shape of the fix Resolve the tenant from the authenticated user's organization, in one middleware, before anything tenant-scoped runs: final class SetTenantContext { public function handle ( Request $request , Closure $next ): Response { $org = $request -> user () ?-> currentOrganization (); // No org, no tenant context. Fail closed, never guess. abort_if ( $org === null , 403 , 'No organization context.' ); Tenancy :: setCurrent ( $org -> tenant ); // server-derived, not request-derived return $next ( $request ); } } The key line isn't the setCurrent() — it's that the value comes from $request->user() , not from $request . The user is authenticated; the subdomain is not. request ──> [auth] ──> [SetTenantContext] ──> tena

The interesting part of OpenAI and Codex on AWS is not that another cloud menu got more model names. That part is useful. Enterprises want strong models. Developers want Codex closer to their infrastructure, data, and deployment machinery. The interesting part is that frontier AI is being pulled into the same boring machinery that already governs everything else companies run: procurement, IAM, billing commitments, region policy, audit logs, support contracts, data boundaries, and security review. That sounds like paperwork. It is also how enterprise software becomes real. model access was the easy problem For a while, AI adoption was framed as an access problem. Can we call the model? Can we get enough rate limit? Can we wire the SDK into our product? Can the coding assistant see enough of the repo to be useful? Those are real questions. They are not the end of the story. The next set is much more familiar to anyone who has operated software inside a company: which account owns this usage, which data can cross the boundary, who can create agents, which region runs inference, how the bill is allocated, and what evidence exists when an incident involves model output. That is the part where the demo becomes a platform. OpenAI on AWS matters because many companies already have that platform muscle in AWS. They have IAM, billing, private networking, audit trails, procurement paths, compliance evidence, cost allocation tags, and teams whose job is to make all of this survivable. Putting a frontier model behind that machinery does not make the hard parts disappear. It makes them legible. bedrock is a procurement surface Amazon Bedrock is usually described as a managed model service, which is true and also undersells the point. For enterprises, Bedrock is a procurement and control surface. If OpenAI models and Codex are available through Bedrock, a company can route adoption through an existing cloud relationship instead of creating a new vendor path for every team that wa

TL;DR A metrics engine had two query paths — a SQL push-down for big datasets, an in-memory aggregator for small ones. They drifted. The push-down path bound a metric parameter but never added it to the WHERE . With several metric series in one dataset, every query summed across all of them. A KPI that should read 819 read 163,667,603,769 . Fix: put the metric_key predicate in the shared base WHERE so every compile path inherits it, and regression-test both paths assert it. The setup: two paths, one contract A lot of analytics layers compute the same number two ways. For a big dataset you push the aggregation down to the database. For a small one — a preview, a draft dashboard — you pull the rows and aggregate in memory. Faster path, correct path. Both are supposed to return the same value. That's the contract. The dataset stores rows keyed by a metric_key , because one dataset can hold several series at once — say a plain row count and a count-distinct. Each series lives in the same table, told apart only by its key. The bug: a bound param is not a filter The in-memory aggregator filtered by metric_key correctly. The SQL compiler bound a metric parameter into the query... and never referenced it in the WHERE . With a single series in the dataset, it worked by accident — there was nothing else to sum. Add a second series and the math quietly breaks: the query sums across every series. In this case the second series stored hashed values around 1.9 billion each, so the KPI ballooned from 819 to 163 billion. Before After metric value bound, unused bound WHERE predicate (none on metric) metric_key = {metric:String} 1 series in dataset correct (by luck) correct N series in dataset sums across all isolated The lesson is small and easy to miss: binding a parameter only makes the value available — it does nothing until a predicate references it. When one path already returns sane-looking numbers, nobody goes looking. The real fix is parity, not a patch You could bolt the pr

TL;DR Two threads today: an organization layer on top of an existing multi-tenant app, and driver-based password-reset backends in an identity portal. Both came down to the same idea — put the source of truth in the right place, then test it. Multi-tenant app: an organization layer above tenancy The product already had tenancy. What it lacked was a human-friendly layer on top: organizations users actually belong to, can switch between, and manage. What landed: Area Change Org switcher A sidebar switcher to move between organizations you belong to Management Create/update org, invitations, ownership transfer Tenancy Resolve the active tenant from the user's org — closed a leak UI Dark-mode pass + responsive fixes across the org views Dashboards Richer per-widget configuration from the UI The standout is the tenancy fix: the active tenant was being resolved from the request instead of the authenticated user. I pulled that into its own focused post — "Resolve the tenant from the user, not the request." Short version: if a value scopes data, it can't come from something the client controls. Identity portal: make the reset backends swappable The password-reset flow needed to support more than one backend, and let an admin decide the order they run in. Classic case for a driver-based abstraction — a contract plus interchangeable drivers, picked at runtime from config. interface PasswordResetBackend { public function reset ( User $user , string $password ): void ; public function name (): string ; } Two optional backends came back as drivers behind that contract, and the run order is now admin-reorderable instead of hard-coded. Adding a third backend later is a new class + a config line — no touching the flow itself. The other half of the day was unglamorous but necessary: the test suite had drifted — stale tests for removed features, and env leakage between tests (one test's state bleeding into the next). Fixed the leakage, deleted the dead tests, and the suite is honest

TL;DR Centred a sidebar brand mark in the collapsed rail (open-source starter kit) — pure CSS, no JS. A CRM app got a "daily cockpit" dashboard (hot leads + overdue follow-ups) plus a full favicon/PWA icon set. An analytics product's ingest pipeline learned to handle messy uploads — files with no date column and no numeric measure — and a nasty metrics bug got squashed. A spread day across three repos. Quick tour. Centring a collapsed sidebar logo (CSS only) Kickoff , my open-source Laravel starter kit, had a small visual snag: when the sidebar collapses to a narrow rail, the header switches to a column — but the brand mark sat off-centre. The content area is ~72px, yet the logo kept its width and a leftover space-x margin, nudging it left of the nav icons. No JavaScript needed. Make the logo and toggle full-width, centre their content, and zero the leftover child margins when collapsed: [ data-flux-sidebar ][ data-collapsed ] .sidebar-header .app-logo { width : 100% ; justify-content : center ; padding-inline : 0 ; } /* kill the leftover space-x margin pushing it off-centre */ [ data-flux-sidebar ][ data-collapsed ] .sidebar-header .app-logo > * { margin : 0 ; } Lesson: when a flex container changes direction, old horizontal margins don't disappear — they just push things in the new axis. Tag the element, scope the override to the collapsed state, done. A CRM "daily cockpit" A CRM app I work on got a dashboard rebuild: instead of a generic landing screen, the first thing you see is what needs action today — hot leads and overdue follow-ups. The cockpit framing matters more than the widgets: surface the work, don't make people hunt for it. Also shipped a full favicon/PWA icon set and a branded responsive landing page, with feature tests so the brand pass didn't quietly break routing. Ingest that survives real-world files The bigger chunk of the day went into an analytics/dashboard product's ingest pipeline. Real uploads are messy, so the pipeline now copes with the

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OpenAI engineers used large-scale core dump analysis to debug rare infrastructure crashes, uncovering both a hardware fault and a long-standing software bug.

This week's Java roundup for June 22nd, 2026, features news highlighting: the GA releases of Hardwood 1.0 and Endive 1.0; the June 2026 edition of Azul Payara; point releases of Quarkus, LangChain4j; the first beta release of WildFly 41; and introducing Eliya JDK and the Open Source Sustainability Initiative (OSSI), the latter of which was founded by HeroDevs and Commonhaus Foundation. By Michael Redlich

Claude Code & Codex in your Mac notch Discussion | Link

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