I'm doing row reduction on 3 dimensional ndarray (KxMxN), i.e., taking all values of a column and use a reduce function to produce a scalar value; eve...

I have a variable t: Arc> to write/read in the main thread, and in multiple other threads (number of threads = n), t is cloned only for releasing reso...

I have a variable t: Arc> to write/read in the main thread, and in multiple other threads (number of threads = n), t is cloned only for releasing reso...

I'm not really sure but why the following DocumentFile's exist and canWrite functions takes too much CPU time compare to File when working with built-...

JVM has a great set of tools to find the hotspots in your application. By enabling JMX and connecting with JProfiler / VisualVm we can quite quickly f...

To check whether a given input is a number, which of the following approaches are more efficient? !isNaN(input) OR using regex, var regex=/^[0-9]+$/; ...

I need to count all possible combinations of numbers to reach the given sum. They should be non decreasing(every next number should be greater or equa...

Visual Studio/.NET has a lot of different performance tools like VSDiagnostics.exe. We want to establish a build pipeline for the sole purpose to diag...

We have a code base where a dev implemented following conditional assignment. Essentially all four conditions (condition2) check for the same thing (s...

I have some questions about the following code using UnityEngine; private void Calc(int n) { float time = Time.realtimeSinceStartup; ...

Working with Nestjs & Mongodb, trying to search the database for all "summaries" that contain all the keywords (Which is an array of strings). It work...

I have a function as follows: void utf8_trim_end(char *data, int length){ int bytecount = 1; int idx = length; char *current = data; for (int ...

I have a Salesforce Apex REST service (LeadService) that processes incoming leads in JSON format.Additionally, I'm looking for ways to enhance error h...

I have a use case where a Lambda function handles order requests, ensuring idempotency by logging entries into DynamoDB and potentially triggering a S...

I am trying to use FastAPI to deploy multiple copies of LLM inferencing on different machines. For load balancing and reverse proxy I decided to use N...

I'm working on a React Native app, and I have a question regarding the parameters passed via navigation. For instance, if I have a list of clients, an...

In Azure SQL database, the same query is completed in 4 seconds when Row Level Security is active, and in 1 second when Row Level Security is disabled...

I want to compare a large Struct in C# via Equals, which in turn is implemented through IEquatable Interface. My Problem is that it performs very poor...

We can write spark code/transformations using RDD (low level API), Dataframe, SQL. As per my understanding dataframe/SQL is more performant (due to tu...

While testing different sites with PageSpeed Insights test I experience same phenomenon, which I can't explain by myself: There are multiple URLs pass...

I am using Infinispan replicated cache, and when I scale two instances of the application on separate machines, the performance significantly decrease...

I have a simple MySQL table which consists of a primary key id field, a time (integer) field, and a foreign key ID field (device_id). There are indexe...

Is Max CPU utilization in aws ecs fargate service of multiple nodes represent one data point i.e. one node's max cpu or sum of max of all nodes over a...

I need to have many textfields for something like a form. There is always something like a key textfield and a value textfield next to another. So I w...

Since yesterday I noticed a significant performance degradation in executing some tasks in my pipeline that run PowerShell scripts, something that use...