Category "performance"

Find e-mail by body and sender

I am trying find e-mail that matches body text and sender. Each day I check if 300/400 emails were already sent. I need to iterate through more than 4500 emai

Catboost overfits training data but test performance increases

I'm training catboost on a dataset made of 41k observations and ~60 features. The dataset is a longitudinal series (9 years) that is spatially distributed. At t

VS profiler, source information not available

I'm trying to use visual studio performance profiler for the first time and I'm interested in a specific function of mine which is successfully detected by the

Azure Durable Function: Fan Out vs. Parallel.ForEachAsync

I have to run a function on a list of items. I'm using Azure Durable Functions, and can run the items in parallel using their fan out/fan in strategy. However,

How to increase speed of video playback within Python using openCV [duplicate]

I am writing a program that draws a line on a video where the first pixels of the railing are encountered, my problem is that the video playba

SQL How to get categories that don't contain products?

SELECT DISTINCT {c2.name} FROM {BrandCategory AS c JOIN CategoryProductRelation AS c2p ON {c.pk} = {c2p.source} JOIN Product AS p

How to add Infrastructure Agent to Heroku applications

I am attempting to have the New Relic Infrastructure Agent monitor my heroku applications. The documentation says to run the following: docker run \ -d \ --name

Using one loop vs two loops

I was reading this blog :- https://developerinsider.co/why-is-one-loop-so-much-slower-than-two-loops/. And I decided to check it out using C++ and Xcode. So, I

Does the CSS position relative have a performance impact on DOM rendering?

I have a habit of setting position: relative on most of my DOM elements when I apply a display style. .something { display: block; position: relative;

Zabbix Performance tunning (with Proxies)

We setup a distributed monitoring cluster with one Zabbix (3.4.7) Server and 8 Proxies: Zabbix: OS: Debian Stretch CPU: 16*2.27GHz RAM: 48GB Disk: Raid1 10K (No

Why does Javascript `iterator.next()` return an object?

Help! I'm learning to love Javascript after programming in C# for quite a while but I'm stuck learning to love the iterable protocol! Why did Javascript adopt

Is there a faster way of using NOT LIKE for a long list of search terms instead of {AND "Column" NOT LIKE '%word1%'} etc, in an SQL Query?

So I'm trying to exclude a bunch of different entries with specific words from my query and I was wondering if there was a more efficient/faster way of doing th

Find Top-K Smallest Values So Far in Data Stream

Let's say that I have a data stream where single data point is retrieved at a time: import numpy as np def next_data_point(): """ Mock a data stream. Da

Can I measure my users' internet speed in my react web app?

I built a small react web app and I'm noticing that some users are dropping off constantly. I know that fast.com appears to measure web speed by having the cli

Query-selecting elements from multiple elements, efficiently

Say you have an array of elements and you want to get all the <p> belonging to the elements in the array. I can see two possibilities: Run Element.querySe

clicker game various images

I am making a ui for clicker game and its supposed to change images on certain values that the price and popularity are at but the images seem to be stacking on

Determine Android device performance programmatically

I want to run different lines of code for android devices with different performance. For example something like this: if (isHighPerformanceDevice()) { // r

Is the compile time affect the app when deploying it?

I'm curious to understand a phrase such as "At compile time however, x language is measurably slower than y language*". Does this mean compile time difference w

How to fix React Apex Chart initial mount delay?

I am using React Apex chart library in my project.I've figured that the library charts have a small delay before rendering on initial mount. This issue harms th

Matching edge in Neo4j Cypher is really slow

I have a database with 500K nodes and 700K relationships. I created 500 additional relationships with a new typeDummyEdge with edge_id attributes from "1" to "5

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