Azure consumption logic app unable to return device ID from crowdstrike and returns 401 “access denied, authorization failed” error

Summary The 401 unauthorized error indicates that while credentials are valid, they are not successfully authorizing requests to the CrowdStrike API. In Azure Logic Apps, this is typically caused by token caching or hostname resolution issues specific to the Logic App runtime environment. Root Cause The primary cause of this failure is the Logic App’s … Read more

Outbox pattern problem with postgresql in python

Summary A silent dependency failure occurred after a routine deployment where the PostgreSQL database container failed to properly initialize its data volume. The application’s outbox pattern consumer appeared to start correctly, executed its polling query, but failed to process events due to an underlying database authentication failure triggered by a corrupted or missing PostgreSQL cluster … Read more

Options to read file content from a Word document with restrictive Sensitivity level like Confidential

Summary The core problem described is an architectural mismatch between the goal (reading content from a locally stored, protected Word document) and the tool chosen (Microsoft Information Protection SDK). The provided code attempts to use an On-Behalf-Of (OBO) authentication flow, which is strictly for server-to-server scenarios where a middle-tier service exchanges a user’s token. When … Read more

Servicestack netcoreidentityauthprovider: System.FormatException when using GUID IDs

Summary The System.FormatException occurs in a .NET 10 project using ServiceStack v10 when using string-based UserAuthIds (GUIDs) and an authenticated user has no roles or permissions assigned. This exception is thrown during the identity resolution phase, specifically when the NetCoreIdentityAuthProvider attempts to parse the UserAuthId as an integer. Root Cause The root cause of this … Read more

Bash command interpretation

Summary The problem at hand involves simulating a pipe in a C program, where the goal is to verify the input arguments for a given command. The program is restricted to using the access syscall for verification, and it needs to handle various combinations of commands, flags, and input/output files. Understanding how the shell interprets … Read more

Vite + React deployed with Nginx: “Failed to load module script… MIME type text/html” but assets return application/javascript via curl

Summary A Vite + React single-page application deployed on Nginx throws Failed to load module script: Expected a JavaScript-or-Wasm module script but the server responded with a MIME type of “text/html” in the browser. This occurs despite curl showing the correct Content-Type: application/javascript for the file. The root cause is typically a mismatch between the … Read more

Slack API: Can a SaaS app provide full user-level Slack experience without users opening Slack?

Summary The core issue is a fundamental architectural mismatch between Slack’s identity model and the requested user experience. The developer wants to act on behalf of users via a single master Slack app across multiple white-label tenants, ensuring all actions appear under the user’s real Slack identity, while keeping the user inside the SaaS UI. … Read more

Eigen3, setup for Macos and cmake, to compile the CGAL Samples

Summary The issue arises because the Eigen3 package installed via Homebrew is configured as keg-only, meaning it is not automatically linked into the standard system paths (like /usr/local/lib or /usr/local/include) to avoid conflicts with other software. Consequently, CMake cannot locate the Eigen3 configuration files unless explicitly guided. The fix involves setting the Eigen3_DIR variable to … Read more