Category "caching"

Electron cache images and then read it when the image is used

When electron starts, the cache images is read, and then read it when the image is used. i can save images in main process. fetch(`${server_host_ip}${image}`)

What's the right way to do high-performance lookup on filterable sets of keys in a cache?

I would like to operate a service that anticipates having subscribers who are interested in various kinds of products. A product is a bag of dozens of attribute

Manually invalidating CloudFront cache for more than 3000 files

What happens if I want to manually invite more than 3000 files to my distribution? documentation (doc) Concurrent invalidation request maximum If you’r

Failed to store cell in cache

I am using multiple csv files to populate the tables in a database. As I am on Symfony, I created a command which from a given directory read files in a defined

how to use first processor input/output in last processor of flow in apache NIFI without storing files/DB

I have 5 processors processor1( have a value)=>processor2( have b value) => processor3(calculate c=a+b)=>processor4( calculate d=c*a)=>processor5( c

Java time-based map/cache with expiring keys [closed]

Do any of you know of a Java Map or similar standard data store that automatically purges entries after a given timeout? This means aging, whe

Pyspark performance tunning - cache or not to cache?

I am trying to speed up the calculations from multiple operations that I am adding as columns in a pyspark data frame, when I found the sparkbyexamples article

Cache issue when building a multi-stage image with kaniko

I've setup container images builds in kubernetes using kaniko (version v1.6.0-debug), but I ended up in the following problem when the cache is enabled (/kaniko

Browser shows old CSS / Hard refresh/clear cache doesn't work

I must have some sort of caching issue. I wrote code to create a download button. The button is meant to exist in 6 different colors, for 6 different topics. Of

Laravel cache error: Too few arguments to function {closure}(), 0 passed in .../Illuminate/Cache/Repository.php on line 426 and exactly 2 expected

So I have a table called styles which has classes and styles for various places in blade templates. The table has a unique column the name and a column for clas

What serves the same purpose of Java volatile in C++?

I learned the volatile keyword in Java. It serves as a mean to ensure visibility in other threads when a variable is written by one particular thread. It does t

How to clear webview cache when server side content updated?

I have a HTML cache enabled WebView app that sends Javascript fetch request to server and gets images list from server, images on server updating every random h

Caching results of a lambda function

We are developing a serverless application. The application has "users" that get added, "groups" that have "permissions" on different "resources". To check if a

Direct Mapping Cache Exercise

Consider a computer with the following characteristics: total of 1Gbyte of main memory; word size of 1 byte; block size of 32 bytes; and cache size of 128 Kbyte

Pyspark caches dataframe by default or not?

If i read a file in pyspark: Data = spark.read(file.csv) Then for the life of the spark session, the ‘data’ is available in memory,correct? So if i

Allowing ruby buildpack on Heroku to use Yarn cache

I'm running a Ruby on Rails + Webpacker app on Heroku with Yarn v2 and hitting some issue with dependency caching. It seems that Yarn dependencies are reinstall

How to write and read custom objects to and from Redis with Python?

I have an ordered dictionary where the values are of a custom type object (for example datetime.datetime) and I want to cache it to Redis. What is a good and se

client side caching be able to write responses to the disk and fetch them from the disk when I get a cache hit

I need to add client side caching functionality to my client, I don't need to implement any replacement or validation policies.Just be able to write responses t

Open Lite Speed + Elementor not save changes

since i've jumped from apache to open lite speed and started to use OLS cache i have problem with Elementor. I'm creating something in elementor (can be block,

JPA-Eclipselink caching nested tables (entities)

I am using Java JPA-Eclipselink persistence (v2.6.9) in combination with Apache Tomcat Web Server. I am fetching from database large amount of data from nested