Questions tagged [performance]

21

votes

15

answers

Is there any performance difference between for() and while()?

asked 2009-05-11T12:29:01.263

67

votes

8

answers

Why is the JVM slow to start?

java jvm performance startup

asked 2009-05-09T21:47:01.437

14

votes

1

answers

SQL Server 2008 Page/Row Compression Thoughts

sql-server performance sql-server-2008 compression

asked 2009-05-08T04:35:46.740

39

votes

23

answers

Fastest function to generate Excel column letters in C#

c# excel performance

asked 2009-05-07T21:35:05.767

31

votes

3

answers

Which method of checking to see if a NSDictionary contains a particular key is faster?

cocoa performance nsdictionary

asked 2009-05-06T20:15:57.247

27

votes

15

answers

C++ for Game Programming - Love or Distrust?

c++ performance

asked 2009-05-06T13:48:39.347

37

votes

8

answers

Why is floor() so slow?

c performance visual-c++ x86 intel

asked 2009-05-05T09:42:32.423

63

votes

14

answers

Faster way to delete matching rows?

mysql performance sql-delete sql-execution-plan

asked 2009-05-01T18:12:09.083

672

votes

21

answers

Preferred method to store PHP arrays (json_encode vs serialize)

php performance arrays json serialization

asked 2009-04-29T20:09:43.560

31

votes

11

answers

Fast Cross-Platform C/C++ Image Processing Libraries

c++ c image-processing cross-platform performance

asked 2009-04-28T05:42:35.570

37

votes

11

answers

Why would you want to use C# if its slower than C++?

c# c++ performance

asked 2009-04-24T20:08:32.077

22

votes

7

answers

Runtime optimization of static languages: JIT for C++?

c++ optimization jit performance

asked 2009-04-23T04:42:50.217

78

votes

17

answers

How can I make Emacs start-up faster?

emacs performance

asked 2009-04-22T19:12:01.040

34

votes

6

answers

Windows Forms: using BackgroundImage slows down drawing of the Form's controls

c# .net winforms performance

asked 2009-04-22T16:23:32.893

67

votes

17

answers

What's faster, iterating an STL vector with vector::iterator or with at()?

c++ performance stl vector iterator

asked 2009-04-22T10:55:05.447

58

votes

11

answers

'for' loop vs Qt's 'foreach' in C++

c++ performance qt foreach for-loop

asked 2009-04-21T04:12:58.620

437

votes

14

answers

Is "else if" faster than "switch() case"?

c# performance if-statement switch-statement

asked 2009-04-20T11:07:15.247

21

votes

8

answers

Is there a better way in C# to round a DateTime to the nearest 5 seconds?

c# algorithm datetime performance

asked 2009-04-20T02:16:21.777

32

votes

16

answers

Any hard data on GC vs explicit memory management performance?

performance memory-management garbage-collection

asked 2009-04-16T12:22:33.160

12

votes

3

answers

Is there an updated version of "Writing Faster Managed Code: Know What Things Cost"?

.net performance clr

asked 2009-04-05T18:40:36.997

62

votes

10

answers

How to stop intense Javascript loop from freezing the browser

javascript jquery performance loops

asked 2009-04-03T17:43:40.673

12

votes

1

answers

WCF performance net.tcp versus namedpipes

wcf performance

asked 2009-04-03T07:34:20.280

70

votes

9

answers

MySQL: Many tables or many databases?

mysql performance

asked 2009-03-30T10:22:44.097

192

votes

12

answers

Which are more performant, CTE or temporary tables?

sql-server performance sql-server-2008 temp-tables common-table-expression

asked 2009-03-27T16:28:49.077

10

votes

3

answers

Understanding Ruby on Rails render times

ruby-on-rails optimization benchmarking performance

asked 2009-03-26T22:12:15.857

83

votes

12

answers

Counting the number of files in a directory using Java

java performance file directory

asked 2009-03-26T20:25:56.643

17

votes

10

answers

Fastest way to calculate the decimal length of an integer? (.NET)

c# .net performance integer

asked 2009-03-24T23:04:45.153

38

votes

7

answers

Memory efficiency: One large dictionary or a dictionary of smaller dictionaries?

python memory dictionary performance

asked 2009-03-22T18:27:48.957

81

votes

11

answers

Performance of Cross join with WHERE clause compared to Inner join

sql performance

asked 2009-03-22T13:06:13.503

12

votes

8

answers

Fastest implementation of a true random number generator in C#

c# performance random

asked 2009-03-20T23:34:46.160

10

votes

3

answers

What's the most efficient way to make bitwise operations in a C array

c performance micro-optimization

asked 2009-03-20T22:52:04.047

17

votes

3

answers

How to track IIS server performance

asp.net performance iis

asked 2009-03-19T00:10:36.317

30

votes

6

answers

Optimizing MySQL for ALTER TABLE of InnoDB

mysql alter-table performance

asked 2009-03-17T14:56:59.223

30

votes

7

answers

Enclosing calls to debug() in if isDebugEnabled(): a good policy?

java performance logging coding-style

asked 2009-03-17T09:07:12.340

12

votes

2

answers

Java Robot createScreenCapture performance

java performance swing

asked 2009-03-14T15:25:48.507

15

votes

3

answers

How can I retrieve a JDBC ResultSet as an ArrayList?

java performance jdbc arraylist resultset

asked 2009-03-13T11:28:54.863

30

votes

7

answers

Any performance difference between int.Parse() and Convert.Toint()?

c# performance

asked 2009-03-13T02:53:16.163

10

votes

7

answers

Profiling C++ multi-threaded applications

c++ performance multithreading profiling

asked 2009-03-12T10:50:14.070

10

votes

9

answers

SQL not equals & null

sql performance oracle-database

asked 2009-03-12T00:14:02.210

12

votes

9

answers

JSF Tuning

java jsf websphere performance

asked 2009-03-10T00:46:44.960

9

votes

12

answers

What influences the speed of code?

profiling performance

asked 2009-03-06T20:19:26.360

11

votes

5

answers

SQL Server 2005 Memory Pressure and tempdb writes problem

sql-server sql-server-2005 performance tempdb

asked 2009-03-06T20:05:37.593

139

votes

14

answers

Efficient string concatenation in C++

c++ performance string concatenation

asked 2009-03-04T16:11:28.373

98

votes

6

answers

Performance of ThreadLocal variable

java multithreading performance thread-local

asked 2009-03-04T09:22:41.883

77

votes

8

answers

boolean[] vs. BitSet: Which is more efficient?

java arrays performance memory bitsets

asked 2009-03-03T05:40:42.547

15

votes

8

answers

Switch from Microsofts STL to STLport

c++ windows visual-studio performance stl

asked 2009-03-02T21:22:34.447

11

votes

8

answers

What is the performance cost of assigning a single string value using +'s

c# java performance string compiler-optimization

asked 2009-03-02T09:56:36.840

31

votes

8

answers

Cheap exception handling in Python?

python performance exception

asked 2009-02-28T15:30:19.317

102

votes

5

answers

String.Join vs. StringBuilder: which is faster?

.net performance string stringbuilder

asked 2009-02-25T12:49:22.147

502

votes

40

answers

When is assembly faster than C?

c performance assembly

asked 2009-02-23T13:03:26.950

Questions tagged performance