38,364 questions
-1
votes
0
answers
19
views
Next.js 16 Partial Prerendering (PPR) + Cache Components: Why is my dynamic segment not streaming after first request?
I'm experimenting with Next.js 16's new Cache Components and Partial Prerendering (PPR) to build a product page that:
Serves a static shell instantly (HTML for layout, header, footer)
Streams the ...
1
vote
1
answer
20
views
Next.js 16 Cache Components: Why is my cache() function still hitting the database on every request despite using next: { revalidate: 3600 }?
I'm using Next.js 16 with Cache Components (cache() from React) to deduplicate and cache database queries across layouts and pages.
Here's my setup:
// lib/data.ts
import { cache } from 'react';
...
0
votes
0
answers
32
views
How is cache line format defined if cache size is not a power of two? (Intel Core i5-1028NG7 L1 Data Cache 48KB) [duplicate]
I’m studying CPU cache design and I have a question about cache address breakdown when the cache size is not a power of two.
According to the Intel 10th Gen Core processor datasheet [1], my MacBook ...
Best practices
0
votes
0
replies
87
views
Implementing TTL-based in-memory cache for macOS activity tracking
I'm building a local-first macOS productivity tracker that reads from the system's KnowledgeC database to analyze focus time and context switches. Since querying this SQLite database can be expensive ...
- 1,252
4
votes
1
answer
91
views
create unlogged table automatically on postgres startup or atleast not lose them due to a restart
I tried postgres unlogged table for using them as a cache to speed up queries and it works (50% query time got avoided). I can really recommend that to everyone.
But I restarted the server (I mean the ...
- 75
3
votes
2
answers
84
views
Why does my microservice return inconsistent results when using Redis caching with async SQLAlchemy?
I’m working on a Python FastAPI microservice that uses async SQLAlchemy (2.0) for database access and aioredis for caching query results.
The goal is to reduce load on a PostgreSQL cluster by caching ...
- 52
0
votes
0
answers
26
views
Docker build fails with random “Hash Sum mismatch” errors on macOS
I'm trying to build a docker image on my Mac, but it fails at installing some linux deps. I think it's all pretty standard, and it works for my colleagues, on CI/CD (details below)
Relevant part:
FROM ...
- 3,545
0
votes
0
answers
63
views
Firebase and IndexedDB caching strategies [closed]
I have been working on my React + Firebase app for the past year and I've come to the realization that I will need a caching layer to avoid unnecessary Firestore costs.
My idea for the flow is as ...
- 61
0
votes
1
answer
47
views
How can I set Redis key prefixes for sessions, cache, and queues separately in Laravel 12 (PHP 8.4)?
We’re running a Laravel 12 application (PHP 8.4) using Redis for sessions, cache, and queues — all within a single Redis database.
'redis' => [
'client' => 'phpredis',
'options' => [
...
- 1,150
0
votes
0
answers
47
views
WSO2 API Manager 4.5.0 – Out Flow mediation sequence not triggered when Response Caching is enabled
Everything works fine, caching is active and responses are served from cache.
However, when the response is served from cache (cache hit), the Out Flow (response flow) doesn’t execute at all — meaning ...
0
votes
1
answer
39
views
Implementing cache for server actions
I'm new to caching, if I understand correctly, with caching, a database query would only run once for a specific amount of time (e.g. 1 hour) until it's revalidated, but I read server actions are not ...
- 139
0
votes
2
answers
102
views
Angular + Nginx: some users get Unsupported Content-Type "text/html" loading chunk-*.js after deploy (chunk URL serves index.html)
Problem
After a deploy, a subset of users can’t load the app. For them, a specific old chunk URL (e.g. chunk-B3EQFA6E.js) returns index.html with Content-Type: text/html instead of JavaScript. That ...
0
votes
0
answers
63
views
Cache-from with Docker build image in AzureDevOps throws error because of tag
I am using AzureDevOps to build/push images to a registry. I am using script instead of the Azure DevOps docker task as I was not able to set DOCKER_BUILDKIT=1.
But what keeps happening is that it ...
- 493
0
votes
1
answer
84
views
.jsonDecode -> FormatException: Unexpected end of input (at character 1) ^. Error thrown
I keep facing same error seeing logs of firebase crashlytics.
.jsonDecode FormatException: Unexpected end of input (at character 1) ^. Error thrown .
.jsonDecode (dart:convert) ...
- 1,314
0
votes
0
answers
22
views
Hibernate (5.3.3.Final) + Redisson (3.17.7) in a SBT project isn't evicting the cache from redis based on configured TTL
I am using a java-scala project and have configured the RedissonClient programmatically:
public class RedissonConfigurationFactory extends RedissonRegionFactory{
private static RedissonClient ...
0
votes
0
answers
15
views
If cacheTag is used inside a forEach loop, will the returned data be cached within that functional scope? (Next.js 15 Canary)
I am currently using the Canary version of Next.js 15 to develop a project under the guidance of an instructor. I understand the general concept of using cacheTag to cache returned data. However, I am ...
-1
votes
0
answers
54
views
spark 3 is dropping cached fractions from memory
Im using Spark3 and Im observing that the cached partitions are getting dropped from memory.
This is what Im doing:
caching a df
applying a filter on the cached df, assigning the result into a new df ...
- 9
1
vote
1
answer
30
views
Spring - Cache - Concurency issue
I have this cache
@Cachable(cacheName = CACHE_MY_CACHE, key="#param", sync=true)
public Object doStuff(String param){
...
}
Which is using Redis in the background so it's distributed ...
- 307
1
vote
0
answers
51
views
xfun::cache_rds Take dependency on function definition
Suppose the following example:
library(xfun)
cp <- tempdir()
g <- function(x) x %% 2L
for(x in 1:2) {
i <- cache_rds(g(x), file = "my_cache.rds", dir = paste0(cp, "/"), ...
- 20.6k
0
votes
1
answer
43
views
How to force Trino to always fetch data from source (no buffering/caching)?
I want to use Trino as a baseline system in an experiment.
The setup:
I will run multiple queries against two catalogs.
For fairness in my experiment, I need Trino to fetch data freshly from the ...
0
votes
0
answers
25
views
DragonFly Cache Optimisation
I'm working on a project where I need to apply LFU on the the value for each key. Value is something x. Now while adding value for that key, I need to delete those which has been used very less. We ...
- 1
0
votes
0
answers
28
views
spring 6.1+ allow to use @cacheable on reactive type (Mono<>), is it possible to use it with Redis?
the spring documentation says
As of 6.1, cache annotations take CompletableFuture and reactive
return types into account, automatically adapting the cache
interaction accordingly.
In order for such ...
- 33
1
vote
0
answers
22
views
the refresh_before option from MapProxy doesn't work
I've configured a WMS with MapProxy and I am currently working on the caching configuration.
The refresh_before option is explained in the documentation. As far as I understand, MapProxy only caches ...
- 11
2
votes
1
answer
91
views
Sequential compilation times of a jax-jitted recursive function
I have a recursively defined function my_func that is jitted using jax.jit from the jax library. It is defined below:
# Imports
import jax
import jax.numpy as jnp
from functools import partial
import ...
- 539
0
votes
1
answer
62
views
why my bun with cache with docker is slower than node.js without a cache (i'm running both of them on localhost)
when i test my code with jmeter my average respond time on the bun with cache is higher that node.js that dont, i using 100 thread with period 1 second, but it seems the standard deviation is better ...
- 1
1
vote
1
answer
81
views
Risc-v compressed instruction alignment [closed]
When supported, compressed instructions (RVC) bring a relaxation of code address alignment from 4 to 2 bytes.
They also bring the possibility to intermix compressed and non-compressed instructions.
...
- 3,501
0
votes
0
answers
62
views
npm install fails with EEXIST / UNKNOWN error in Windows for Stencil web component project
I’m working on a Stencil web component inside a library that depends on other libraries maintained by my team. To get the latest versions of these components, I often need to delete node_modules and ...
1
vote
1
answer
48
views
OutputCache but still going into code in Minimal API
I am trying to get cache working on my API call but every time I do a request it goes straight into my lookup service code.
I have two services, stock and productlookup. The stock calls the ...
- 1,668
0
votes
0
answers
54
views
Why is my Cloudflare Worker skipped on “/” when `index.html` is served from edge cache (`cf-cache-status: HIT`)?
I’m protecting documentation behind a Cloudflare Worker that enforces a login.
Route: docs.example.com/* → Worker
Expectation: unauthenticated HTML navigations (/, *.html) should be redirected to /...
- 700
0
votes
1
answer
52
views
Next.js 14 App Router: Page works fine after restart, but product filters cause timeout after leaving app idle
I'm building an e-commerce site with Next.js 14 (App Router) and React 18.
Website: https://parfumedeparis.az
The issue
The problem happens only on this page:
https://parfumedeparis.az/az/store?page=...
- 449
1
vote
0
answers
65
views
Apache HttpClient 5 cache not removing expired resources from disk
My application needs to fetch resources (images, CSS, fonts, etc.) from given URLs and cache them locally based on the Cache-Control/ETag headers returned with the resource.
I’m using Apache ...
- 232
1
vote
0
answers
72
views
Flutter iOS clear phone cache
Is there a way to clear the cache on an iOS device in flutter?
I currently use flutter_blue_plus package and my iOS device caches some data. Can I prevent the device from caching or just clear it?
- 121
2
votes
1
answer
67
views
Spring Boot OAuth2 + MFA: Cached /oauth2/authorize request becomes null on server (works locally)
Body:
I developed an IAM system using Spring Boot where I integrated multi-factor authentication (MFA).
Here’s the flow I implemented:
A client sends a GET request to /oauth2/authorize.
This redirects ...
3
votes
0
answers
120
views
IPC collapse with larger loop bodies despite constant I-cache miss rate, what's the bottleneck?
I'm seeing dramatic instructions-per-cycle collapse (2.08 -> 1.30) when increasing loop body size in simple arithmetic code with no branches, but instruction cache miss rate stays exactly constant ...
- 969
0
votes
1
answer
73
views
React app served via Nginx/Docker shows stale JS & CSS in normal browser but fresh in incognito
My React app is served with Nginx inside Docker (with correct cache-control headers), but the outer server-level Nginx acting as a reverse proxy strips/overrides those headers, causing browsers to ...
- 1
0
votes
1
answer
61
views
Next.js ISR + revalidateTag wasn’t updating data from WordPress (Pods). Turned out LightSpeedCache was caching REST JSON for anonymous requests
I had a Next.js page that fetches content from WordPress (Pods) and caches it for 5 minutes:
// helper
const data = await wpFetch<Content[]>(
process.env.WP_PAGE_CONTENT_URL!,
{ revalidate: ...
- 604
0
votes
0
answers
18
views
Questions about browser cache negotiation in Nuxt
I want to implement the cache negotiation for the public folder in the root directory. I configured it as follows in nuxt.config.ts. However, after running pnpm dev and pnpm generate, and then npx ...
0
votes
0
answers
65
views
How to initialize Android OkHttp cache interceptor config at app start without blocking the main thread (Hilt + Coroutines)?
I have a CacheCreation class that prepares config for an OkHttp interceptor. It’s created during DI on app launch, and we currently use runBlocking so the object graph is ready before the first ...
- 926
0
votes
1
answer
199
views
How do I properly invalidate and clear a Caffeine cache
I am struggling to properly invalidate the cache.
import com.github.benmanes.caffeine.cache.Caffeine;
import com.github.benmanes.caffeine.cache.LoadingCache;
import java.util.*;
import java.util....
0
votes
0
answers
76
views
Node.js Redis key expires much faster than EX value specified
I'm having a strange issue with key expiration in node-redis. I'm trying to cache a response from an external API (jsonplaceholder) in my Express application, but the key expires much faster than the ...
- 1
0
votes
0
answers
78
views
Clarification on ts-cacheable Cache Busting Policy
I'm considering using the ts-cacheable library (github - angelnikolov/ts-cacheable) for a personal project, and I need some clarification regarding its cache management policy, specifically concerning ...
- 690
0
votes
2
answers
65
views
RevalidatePath doesn't Reset The useTransition's pending state
now i have a next.js v15 app and i'm doing some mutation on the server using server action
and here is the code for it
export async function updateGuestAction(formData) {
const session = await auth()...
1
vote
1
answer
101
views
Azure Function cache misses - In Memory Cache .NET [duplicate]
I have a Function App which uses In Memory caching in .NET.
I'm storing cached results for 24 hours as it's not crucial for it to be updated immediately.
I've added logging and deployed, I make ...
- 249
0
votes
0
answers
120
views
Serwist offline stops working after 24 hours. I want it to persist for custom time
I am using nextjs 15, with serwist. My pages are offline configured, because this is a static site. I dont need a fallback offline page.
The issue is serwist works offline for 24 hours. After 24 hours ...
- 23
0
votes
0
answers
128
views
How to safely override Laravel's CacheManager to support tenant-aware cache in Stancl Tenancy?
I'm using the stancl/tenancy package in a Laravel v12 application and need to apply tenant-specific scoping to cached values. By default, the package overrides Laravel's CacheManager to apply tags() ...
0
votes
1
answer
156
views
Spring WebFlux caching with Caffeine
I am having trouble understanding how to cache Reactive streams using the spring-data-starter-cache library. From tutorials such as https://www.baeldung.com/spring-webflux-cacheable, I see that they ...
- 1,217
-3
votes
2
answers
90
views
Denodo Partial Cache Bypasses Global Security Policies – How to Maintain Both Security and Performance?
I'm working on a Denodo 8.0 setup where I've created a derived view on top of base views imported from Oracle tables. These base views have Global Security Policies applied using Denodo's row-level ...
- 15
0
votes
0
answers
82
views
Is Caching With Async Call Possible using DispatchProxy
I've been assessing using DispatchProxy as a means of Interception. Whilst it is great for synchronous operations, there are challenges with async.
The new HybridCache has an async API and in any case,...
2
votes
1
answer
68
views
Cache updates in chatbot when adding new documents
I'm building a chatbot to answer legal-related questions. I'm facing an issue with caching questions and responses — the goal is to retrieve an answer when someone asks a similar question that's ...
0
votes
0
answers
37
views
I cannot download a crate from a remote registry
I need your help with an issue that has left me dumbfounded for days.
I have a setup with 2 artifactory servers:
server 1, which hosts my private cargo registry, a repo of type "local". I ...
- 1