Questions tagged [performance]

24

votes

10

answers

Fastest way to sort in Python

asked 2010-10-04T13:12:31.307

12

votes

2

answers

How to calculate speed of our car using iphone

iphone objective-c ios performance cllocation

asked 2010-09-29T05:16:29.530

9

votes

5

answers

Any way around awful SecretKeyFactory performance with LVL and AESObfuscator?

android performance android-lvl

asked 2010-09-28T16:31:24.927

12

votes

3

answers

Order of ANDS in Where clause for greatest performance

sql performance

asked 2010-09-27T16:36:12.977

113

votes

11

answers

Are Java static calls more or less expensive than non-static calls?

java performance premature-optimization

asked 2010-09-27T15:10:36.653

21

votes

3

answers

Sort order of result for "Find All References" in Visual Studio

visual-studio performance

asked 2010-09-27T11:42:57.890

33

votes

2

answers

AppFabric Caching - Proper use of DataCacheFactory and DataCache

performance caching appfabric

asked 2010-09-24T05:00:21.087

23

votes

2

answers

Strategies for checking ISNULL on varbinary fields?

sql sql-server performance binary varbinary

asked 2010-09-23T04:24:43.123

9

votes

7

answers

How does String.Contains work?

c# performance string

asked 2010-09-22T13:08:45.787

9

votes

2

answers

Linq queries in Entity Framework 4. Horrible performance

c# .net entity-framework orm performance

asked 2010-09-21T19:38:55.910

14

votes

4

answers

Mysqltuner suggestions and changes to my.cnf

mysql performance wordpress

asked 2010-09-20T16:37:39.507

15

votes

3

answers

Varnish: cache only specific domain

performance apache dns varnish

asked 2010-09-16T15:14:54.393

10

votes

6

answers

What are the key design choices to make a wicked fast compiler?

design-patterns performance compiler-theory

asked 2010-09-13T19:35:55.553

112

votes

8

answers

Fastest Way to Serve a File Using PHP

php performance file-io x-sendfile

asked 2010-09-13T03:47:48.100

46

votes

2

answers

Enhance webView performance (should be the same performance as native Web Browser)

android performance webview

asked 2010-09-06T15:24:27.180

27

votes

5

answers

How to improve the performance of this Haskell program?

c performance haskell

asked 2010-09-05T14:10:10.813

23

votes

3

answers

.htaccess: How to "Specify a cache validator"?

performance .htaccess pagespeed

asked 2010-09-04T09:08:10.263

9

votes

6

answers

Fastest data structure for inserting/sorting

sorting data-structures insert performance

asked 2010-09-03T11:36:46.983

10

votes

3

answers

PHP - Zend say avoid Magic Methods?

php performance magic-methods

asked 2010-09-03T10:10:01.747

52

votes

8

answers

shared_ptr: horrible speed

c++ performance shared-ptr

asked 2010-09-02T14:27:22.457

10

votes

2

answers

How to efficiently remove all rows from a table in DB2

sql performance db2

asked 2010-09-01T09:11:12.277

9

votes

5

answers

Is type hinting helping the performance of PHP scripts?

php performance type-hinting

asked 2010-08-27T00:58:55.303

16

votes

2

answers

Does the size of a jar file affect the performance of the JVM?

java performance jar

asked 2010-08-26T12:51:50.817

11

votes

3

answers

MySQL: Most efficient data type to store long notes?

mysql performance types

asked 2010-08-24T10:07:41.400

23

votes

4

answers

How much overhead do decorators add to Python function calls

python performance decorator

asked 2010-08-23T08:06:08.830

9

votes

3

answers

Performance: BinaryFormatter vs. XmlSerializer

c# performance xmlserializer binaryformatter

asked 2010-08-22T21:24:44.060

24

votes

2

answers

Differences between "IS NULL" and "ISNULL()" in Mysql

mysql performance null

asked 2010-08-20T10:44:26.227

14

votes

4

answers

Shelve is too slow for large dictionaries, what can I do to improve performance?

python database performance persistence shelve

asked 2010-08-19T19:04:52.247

72

votes

13

answers

JavaScript loop performance - Why is to decrement the iterator toward 0 faster than incrementing

javascript performance loops

asked 2010-08-19T10:09:31.883

30

votes

5

answers

Why is reflection slow?

java performance reflection

asked 2010-08-17T13:06:18.290

27

votes

16

answers

Optimize me! (C, performance) -- followup to bit-twiddling question

c performance optimization math bit-manipulation

asked 2010-08-17T06:21:37.800

1270

votes

33

answers

Get difference between two lists with Unique Entries

python performance list set set-difference

asked 2010-08-11T19:38:10.443

150

votes

3

answers

Performance of FOR vs FOREACH in PHP

php arrays performance foreach for-loop

asked 2010-08-07T11:15:08.963

12

votes

5

answers

Performance of resolving EL Value Expressions

performance jsf jsf-2 el

asked 2010-08-05T10:07:20.303

10

votes

3

answers

Handling large datasets in Java/Clojure: littleBig data

java performance memory clojure

asked 2010-08-04T15:45:36.457

11

votes

1

answers

Which is faster, XPath or Regexp?

javascript regex performance xpath firefox-addon

asked 2010-08-04T13:50:52.583

16

votes

1

answers

F# FSharpMap vs Dictionary performance

algorithm performance f# dictionary

asked 2010-08-03T11:54:55.187

13

votes

5

answers

(Why) Is Reflection so expensive in .Net?

.net performance reflection

asked 2010-08-02T21:22:30.110

24

votes

4

answers

SQL efficiency - [=] vs [in] vs [like] vs [matches]

sql syntax performance

asked 2010-07-28T13:02:49.750

16

votes

6

answers

64-bit Performance Advantages

performance 64-bit

asked 2010-07-27T12:56:15.297

39

votes

4

answers

Why is Collections.addAll supposed to be faster than c.addAll

java collections performance

asked 2010-07-27T12:50:54.300

33

votes

3

answers

In R, how do you loop over the rows of a data frame really fast?

r performance dataframe iteration rows

asked 2010-07-26T17:56:49.470

12

votes

4

answers

How big is the performance difference between Oracle and PostgreSQL?

performance oracle-database postgresql

asked 2010-07-23T09:11:26.123

22

votes

6

answers

Java vs. PHP Speed Comparison

java php performance

asked 2010-07-23T05:26:18.953

10

votes

8

answers

Three-way conditional in c++ to determine sign equivalance of two numbers

c++ performance algorithm optimization

asked 2010-07-21T08:52:25.770

14

votes

3

answers

Disable JavaScript function based on the user's computer's performance

javascript jquery performance jquery-plugins

asked 2010-07-18T16:34:27.013

17

votes

2

answers

What's the best to check if item exist or not: Select Count(ID)OR Exist(...)?

sql sql-server-2005 performance t-sql

asked 2010-07-17T12:25:04.403

436

votes

19

answers

What's the most efficient way to test if two ranges overlap?

performance range comparison

asked 2010-07-16T23:08:48.060

15

votes

4

answers

NHibernate HQL vs CriteriaAPI vs QueryOver vs Linq. Performance

performance nhibernate criteria icriteria

asked 2010-07-16T07:07:47.923

17

votes

4

answers

why are function calls in Perl loops so slow?

performance perl

asked 2010-07-15T12:32:44.397

Questions tagged performance