Questions tagged [performance]

29

votes

5

answers

React context re-renders entire tree - how to optimize with useMemo and selectors?

asked 2026-04-11T15:20:00Z

8

votes

1

answers

Compile times with boost::signals2 very slow

c++ performance boost visual-studio-2012 compilation

asked 2013-08-01T21:44:33.857

24

votes

3

answers

Can I use dapper-dot-net with Entity Framework?

performance entity-framework dapper

asked 2013-07-29T20:17:47.157

94

votes

6

answers

Fast textfile reading in C++

c++ performance io ifstream

asked 2013-07-29T13:12:45.757

10

votes

2

answers

How to release memory in android to avoid memory leak

android performance memory-leaks

asked 2013-07-27T06:19:56.873

8

votes

2

answers

Dead code removal from switch cases in JavaScript

javascript performance google-closure-compiler yui-compressor

asked 2013-07-26T18:25:51.107

11

votes

1

answers

Curious slowdown in opengl when using instanced rendering

performance debugging opengl graphics

asked 2013-07-24T18:57:07.893

8

votes

2

answers

How to speed up min/max aggregates in Postgres without an index that is unnecessary otherwise

sql performance postgresql

asked 2013-07-24T17:41:34.343

19

votes

1

answers

Debugging compile time performance issues caused by GHC's constraint solver

performance debugging haskell ghc type-constraints

asked 2013-07-23T23:11:32.340

14

votes

4

answers

How to find a reasonable size for a database connection pool and how to verify it?

java performance hibernate jakarta-ee connection-pooling

asked 2013-07-22T06:05:59.010

20

votes

8

answers

Improve the performance for enumerating files and folders using .NET

c# .net performance

asked 2013-07-19T21:47:49.343

14

votes

1

answers

WPF slow performance - many DataItem=null binding warnings

wpf performance data-binding hierarchicaldatatemplate

asked 2013-07-05T15:29:38.663

17

votes

4

answers

Gray code increment function

c performance algorithm optimization gray-code

asked 2013-07-05T13:47:54.313

11

votes

4

answers

If you want force garbage collection on a variable in Javascript, is it better to set it as null or undefined?

javascript performance

asked 2013-07-04T22:07:24.833

16

votes

2

answers

Stored procedure slower when called from ASP.NET vs. SQL Mgmt Admin

c# sql-server performance

asked 2013-06-28T12:12:26.590

16

votes

3

answers

Why is my stack-based implementation of this code so much slower than recursion?

c++ performance optimization

asked 2013-06-23T05:03:53.193

14

votes

3

answers

Tomcat process killed by Linux kernel after running out of swap space; don't get any JVM OutOfMemory error

java linux performance tomcat memory

asked 2013-06-19T23:41:23.787

8

votes

3

answers

Add element in an ArrayList efficiently at a given index in java

java performance arraylist

asked 2013-06-17T11:10:29.017

9

votes

1

answers

Java Profiling in Continuous Integration

java performance continuous-integration profiling performance-testing

asked 2013-06-14T09:34:35.670

23

votes

2

answers

Performance Issues When Using Many CALayer Masks

ios objective-c performance calayer masking

asked 2013-06-11T21:44:50.550

15

votes

3

answers

Why is DbContext.SaveChanges 10x slower in debug mode

asp.net performance entity-framework-5 dbcontext intellitrace

asked 2013-06-04T19:32:10.837

20

votes

3

answers

Which JavaScript library should I use for client-side hyphenation?

javascript performance hyphenation

asked 2013-06-02T19:07:18.437

18

votes

3

answers

How to get BACKLOG of listening socket

linux performance tcp nginx kernel

asked 2013-06-02T12:21:38.607

10

votes

1

answers

Ruby socket performance characteristics

ruby performance sockets tcp

asked 2013-05-27T16:10:47.417

8

votes

2

answers

Heroku queue times

ruby-on-rails performance heroku

asked 2013-05-24T13:48:49.270

15

votes

7

answers

Very slow DELETE query

sql sql-server performance sql-execution-plan table-variable

asked 2013-05-23T12:59:55.473

40

votes

4

answers

What's faster: Regex or string operations?

c# regex string performance

asked 2013-05-19T19:33:46.227

32

votes

2

answers

why isn't numpy.mean multithreaded?

python multithreading performance numpy

asked 2013-05-17T21:09:48.913

8

votes

2

answers

MATLAB: GUI progressively getting slower

performance matlab user-interface

asked 2013-05-15T14:46:41.717

8

votes

3

answers

Iterating speed and data type

c# performance iteration

asked 2013-05-11T05:56:33.713

9

votes

2

answers

Is there a faster alternative to Ruby's Dir.glob?

ruby performance glob

asked 2013-05-10T16:46:55.753

14

votes

3

answers

vectorize/optimize this code in MATLAB?

performance matlab image-processing vectorization

asked 2013-05-07T08:23:04.467

9

votes

7

answers

How to explain the difference of performance in these 2 simple loops?

c# performance

asked 2013-05-05T17:21:21.687

10

votes

4

answers

Hadoop Hive slow queries

performance hadoop hive

asked 2013-05-03T12:49:23.880

9

votes

4

answers

Why is creating a range from 0 to log(len(list), 2) so slow?

python performance sage

asked 2013-04-29T22:34:40.250

14

votes

3

answers

How to speed up GLM estimation?

performance r bigdata

asked 2013-04-29T17:31:39.237

49

votes

4

answers

ASP.NET MVC rendering seems slow

c# asp.net-mvc performance asp.net-mvc-4

asked 2013-04-29T14:35:26.143

8

votes

2

answers

Getting an advance warning before full GC

java performance garbage-collection real-time

asked 2013-04-29T07:55:11.583

25

votes

4

answers

Array.Count() much slower than List.Count()

c# .net performance linq ienumerable

asked 2013-04-25T07:37:27.650

8

votes

3

answers

How can I measure the time of a thread in c#?

c# multithreading performance

asked 2013-04-24T13:10:41.033

13

votes

3

answers

Efficiency of my Java power method?

java performance math

asked 2013-04-23T23:34:19.667

8

votes

2

answers

Drastic performance differences: debug vs release

c++ performance visual-studio-2012

asked 2013-04-11T13:06:19.417

11

votes

2

answers

Unexpected Performance Penalty in Java

java performance collections

asked 2013-04-09T13:58:24.100

24

votes

1

answers

C++11: Why does this range loop decrease FPS by 35?

c++ performance c++11

asked 2013-04-07T16:55:30.847

8

votes

2

answers

Performance of Lua calling C function

c performance gcc lua

asked 2013-04-07T09:17:28.613

9

votes

1

answers

General Guice performance guidelines

java performance guice

asked 2013-04-03T18:22:18.030

15

votes

7

answers

How important is it to use a variable for DateTime.Today when concerned about performance?

c# performance datetime

asked 2013-04-03T15:25:11.867

10

votes

2

answers

MS Access Batch Update via ADO.Net and COM Interoperability

.net performance ms-access ado.net dao

asked 2013-04-03T13:18:14.593

11

votes

2

answers

Python - plotting large number of lines

python performance matplotlib

asked 2013-04-02T14:21:52.443

57

votes

1

answers

Does a C++11 range-based for loop condition get evaluated every cycle?

c++ performance for-loop c++11 foreach

asked 2013-04-02T13:56:55.597

Questions tagged performance