Questions related to improving application performance, this can be range from selection software architecture to selection of algorithms.

learn more… | top users | synonyms

3
votes
1answer
99 views

Designing a better performing total permissions setup for multiple permission levels

We've got a global system that we are attempting to solve a permissions issue around. Currently, our system serves a number of different applications out to our clients and each client has their own ...
2
votes
1answer
100 views

Object caching in this code too expensive?

I'm having some trouble with a game developed in Java which is kinda slow. I benchmarked it a little bit and found the problem: most of the time, the JVM is in the Object.<init>() since there ...
1
vote
1answer
241 views

How many Angular Controllers and/or Directives is too many?

I'm building a large, editable data table with angular, and I'm trying to figure out what the best practice is. The table will be a couple of hundred rows, with a couple of dozen columns, so upwards ...
0
votes
1answer
63 views

Periodically polling an API, are there alternatives?

I'm currently working on a service that is supposed to aggregate data from a number of APIs, unify the data, and offer it through another API to the users. I had a couple of ideas for solving this, ...
0
votes
0answers
26 views

Defining property and find substitution for copy function of python in cython

I want to cythonize a code in python to speed up the code. In the following you can see my attempt to make my python class understandable for cython: import numpy as np cimport numpy as np ctypedef ...
0
votes
0answers
40 views

How do I implement the OpsDB from Release It! by Michael T Nygard

I have recently been reading the Release It! book by Michael T Nygard.In the book he talks about Implementing an OpsDB to manage and record performance statistics of applications. Has anyone ...
0
votes
0answers
55 views

Get user specific data client or server side

Websites that have membership systems and shopping carts usually show different information on the page depending on whether the user is signed in or not, whether there are items in the cart, etc etc. ...
0
votes
0answers
606 views

Best method for async initialization of view model in MVVM pattern (WPF)

I'm working on a business application (C#, WPF, EF, MVVM). I need to load a bunch of items from database, create view models for them and put them in a window. Is there a way to create the view model ...
0
votes
0answers
73 views

Efficient Copy While Sorting

I have an algorithms library called NDex. I am in the process of upgrading it to a new version. Part of this upgrade involves providing two versions of many algorithms: an in-place version and a ...
-5
votes
0answers
66 views

How do i compare PHP Efficiency between two algorithm?

Here is two function that creates 1000 files inside 1000 folders in two different fashion: First Method function createEverything() { for($i = 1; $i == 1000; $i++) { mkdir('test/'.$i); ...