What does model.eval() do in pytorch?
When should I use .eval() ? I understand it is supposed to allow me to "evaluate my model". How do I turn it back off for training? Example training code using .eval() .
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pytorch
pythonOpenCL–OpenGL Buffer Sharing: Is clEnqueueAcquireGLObjects Enough for Cross-API Visibility?
I am building a pipeline where OpenGL renders into a shared texture and an OpenCL kernel post-processes it each frame, using cl_khr_gl_sharing with objects created via clCreateFromGLTexture. The context is created with the platform-specific GL context properties, and the device reports the sharing extension. The specification describes an explicit ownership
openclKDE Neon: Staying on the Ubuntu LTS Base vs Chasing the Latest Plasma Repo
On a single KDE Neon machine I want to decide between two documented approaches: keeping the Ubuntu LTS base as the stable core with apt pinning preferring base packages, versus leaning harder on the KDE Neon user repository for the newest Plasma and KDE apps. The constraint is one machine that must balance security update cadence against feature freshness.
kdeneonTimeCategory.inTimeZone: Absolute Instant vs Wall-Clock Preservation
Groovy's TimeCategory.inTimeZone method returns a new java.util.Date instance adjusted to a target TimeZone while maintaining the same UTC instant. The implementation delegates to java.util.Calendar , inheriting the JDK's IANA timezone database and daylight-saving rules. However, the documentation does not explicitly state whether the method's contract guara
Schema-serialized pages or a streamed response for a large paginated Fastify endpoint?
A Fastify route returns pages from a table with millions of rows. Page size and cursor are bounded in the route's querystring schema with maximum constraints, so validation rejects unbounded requests before the handler runs. The decision is how the page payload leaves the server. One approach uses a response schema so Fastify compiles a fast-json-stringify s
fastifyJetBrains Rider and .NET SDK: Solution-wide Analysis Resource Reclamation
Resource Management in Virtualized Environments JetBrains Rider employs a dual-process architecture, splitting the frontend IDE from the ReSharper host process. In cloud-based or virtualized development environments, the Solution-wide Analysis (SwA) feature can lead to significant CPU and memory overhead because it continuously scans the entire codebase rega
Force simulation flicker when updating data
When dynamically adding or removing nodes in a D3.js force‑directed graph, the display sometimes blinks or temporarily shows no elements. The goal is to pinpoint the precise cause of this intermittent flicker. Known constraints include the simulation’s alphaTarget and restart behavior in D3 v7, the immediate removal of elements via the exit selection, and th
d3jspsql: error: connection to server on socket "/var/run/postgresql/.s.PGSQL.5432" failed: FATAL: Peer authentication failed for user "postgres" (Ubuntu)
When I try to open psql with this command: psql -U postgres I get this error: psql: error: connection to server on socket "/var/run/postgresql/.s.PGSQL.5432" failed: FATAL: Peer authentication failed for user "postgres" But it connects successfully when I use: sudo -u postgres psql Can someone please explain what is happening and how to diagnose/fix this pro
ubuntu
postgresql
npm run dev --host network: not exposed
I want to expose my svelte app on LAN using the npm run dev --host command but it shows: > frontend@0.0.1 dev > svelte-kit dev SvelteKit v1.0.0-next.295 local: http://localhost:3000 network: not exposed Use --host to expose server to other devices on this network