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Questions tagged
optimization
342 questions · page 2 of 7
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21
votes
4
answers
When do we actually use a Trie?
regex
algorithm
optimization
data-structures
trie
asked 2012-05-22T07:32:08.213
15
votes
2
answers
Why is -freciprocal-math unsafe in GCC?
c
math
gcc
optimization
precision
asked 2012-05-21T03:18:33.780
9
votes
4
answers
How to avoid the performance cost of overflow:hidden?
html
css
performance
optimization
html-table
asked 2012-05-15T22:54:24.267
9
votes
3
answers
quadprog optimization
r
optimization
linear-algebra
mathematical-optimization
quadratic
asked 2012-05-10T01:05:04.393
8
votes
4
answers
N-Body problen: Efficient parallelization of the double for loop
math
optimization
parallel-processing
asked 2012-05-09T22:55:55.447
14
votes
2
answers
Leverage browser caching | modifying .htaccess file | - not working for javascript files
javascript
.htaccess
caching
optimization
browser-cache
asked 2012-05-09T06:46:33.703
24
votes
4
answers
effect of goto on C++ compiler optimization
c++
optimization
compiler-optimization
goto
asked 2012-04-30T15:21:57.007
16
votes
4
answers
Find the better intersection of two moving objects
javascript
algorithm
math
optimization
geometry
asked 2012-04-27T21:20:03.400
8
votes
3
answers
Logical operations on multiple modulus operations optimised?
c
optimization
gcc
asked 2012-04-18T18:58:34.037
23
votes
6
answers
Speed of cos() and sin() function in GLSL shaders?
optimization
opengl
glsl
shader
jogl
asked 2012-04-14T15:54:38.853
57
votes
8
answers
WHERE clause before INNER JOIN
mysql
join
optimization
where-clause
asked 2012-04-12T23:39:35.260
10
votes
5
answers
Is this solvable in polynomial (or pseudo-polynomial) time?
algorithm
optimization
mathematical-optimization
traveling-salesman
np
asked 2012-04-12T16:53:50.757
26
votes
5
answers
Inline keyword vs header definition
c++
optimization
inline
asked 2012-04-11T09:20:54.390
14
votes
6
answers
Too many Activities in Android?
android
optimization
android-activity
asked 2012-04-06T15:20:43.087
18
votes
4
answers
Dyamic vs Static Polymorphism in C++ : which is preferable?
c++
optimization
polymorphism
static-polymorphism
asked 2012-03-28T11:57:31.077
105
votes
6
answers
Field vs Property. Optimisation of performance
c#
.net
performance
c#-4.0
optimization
asked 2012-03-23T16:30:01.390
9
votes
4
answers
What's the fastest way to do a right bit rotation/circular shift on a byte array
java
performance
optimization
bit-manipulation
asked 2012-03-22T15:23:23.460
10
votes
6
answers
Computationally efficient C++ - general reading
c++
performance
optimization
asked 2012-02-27T11:23:16.070
9
votes
4
answers
Fast float to int conversion (truncate)
c
optimization
floating-point
data-conversion
truncate
asked 2012-02-18T22:22:26.650
8
votes
4
answers
JVM option to optimize loop statements
java
loops
optimization
jvm
asked 2012-02-17T23:06:54.177
11
votes
2
answers
Find out compilation optimization flag from executable
c++
c
optimization
gcc
g++
asked 2012-02-16T08:40:13.257
15
votes
4
answers
efficiently find the first element matching a bit mask
algorithm
search
optimization
data-structures
bitmask
asked 2012-02-12T02:49:43.700
14
votes
5
answers
Fastest way to calculate the distance between two CGPoints?
objective-c
math
optimization
euclidean-distance
asked 2012-02-02T06:44:21.537
9
votes
7
answers
Bit Aligning for Space and Performance Boosts
c++
performance
visual-studio-2010
optimization
asked 2012-01-31T20:44:54.003
18
votes
4
answers
Will a good C++ compiler optimize a reference away?
c++
templates
optimization
argument-passing
asked 2012-01-26T04:40:45.803
20
votes
1
answers
Fastest way for line-by-line reading STDIN?
java
performance
optimization
stdin
asked 2012-01-25T19:22:32.830
25
votes
1
answers
Is it possible to use branch prediction hinting in C#?
c#
.net
optimization
clr
asked 2012-01-15T22:33:22.133
27
votes
6
answers
Why are complicated memcpy/memset superior?
c
optimization
assembly
x86
64-bit
asked 2012-01-13T23:45:22.357
284
votes
20
answers
Declaring variables inside or outside of a loop
java
optimization
while-loop
asked 2012-01-10T13:01:15.730
67
votes
6
answers
Most efficient way to iterate over all DOM elements
javascript
jquery
performance
dom
optimization
asked 2012-01-05T17:42:45.063
12
votes
3
answers
largest possible rectangle of letters
algorithm
optimization
np-hard
asked 2011-12-14T21:50:34.803
36
votes
5
answers
Fastest way to sort 32bit signed integer arrays in JavaScript?
javascript
performance
algorithm
optimization
sorting
asked 2011-11-10T16:02:20.253
30
votes
3
answers
Does Google Closure Compiler ever decrease performance?
javascript
optimization
google-closure-compiler
asked 2011-11-09T13:45:01.323
14
votes
2
answers
Maximizing the number of combinations of a sum of integers
optimization
combinatorics
asked 2011-10-28T06:27:07.920
14
votes
4
answers
How to optimize this short factorial function in scala? (Creating 50000 BigInts)
function
scala
optimization
lazy-evaluation
factorial
asked 2011-10-23T00:14:24.577
8
votes
2
answers
GCC optimization trick, does it really work?
c++
gcc
optimization
coding-style
asked 2011-10-14T00:03:50.997
12
votes
10
answers
Can I guarantee the C++ compiler will not reorder my calculations?
c++
optimization
floating-point
ieee-754
double-double-arithmetic
asked 2011-10-05T02:29:51.543
85
votes
8
answers
Why are operators so much slower than method calls? (structs are slower only on older JITs)
c#
.net
performance
optimization
jit
asked 2011-09-30T20:51:29.493
9
votes
4
answers
Two queries faster than than one?
mysql
performance
optimization
asked 2011-09-26T14:03:31.093
9
votes
1
answers
canonical file path in java - optimization problem?
java
optimization
asked 2011-09-20T01:46:52.647
46
votes
57
answers
How to get second-highest salary employees in a table
sql
sql-server
t-sql
optimization
asked 2011-09-14T13:48:58.323
284
votes
3
answers
Once upon a time, when > was faster than < ... Wait, what?
c
optimization
opengl
cpu
gpu
asked 2011-09-07T18:39:29.907
69
votes
2
answers
What is the advantage of GZIP vs DEFLATE compression?
asp.net
html
optimization
http-headers
asked 2011-08-30T13:13:26.613
10
votes
2
answers
Java JIT loop unrolling policy?
java
optimization
jit
loop-unrolling
asked 2011-08-30T12:35:41.780
9
votes
4
answers
InnoDB vs. MyISAM insert query time
mysql
database
optimization
innodb
myisam
asked 2011-08-27T21:32:01.883
12
votes
1
answers
Logging Django SQL queries with DEBUG set to False
sql
django
optimization
django-orm
asked 2011-08-24T19:59:52.583
86
votes
8
answers
Fastest way to strip all non-printable characters from a Java String
java
string
performance
optimization
micro-optimization
asked 2011-08-23T13:10:54.123
81
votes
10
answers
How can I prevent GCC from optimizing out a busy wait loop?
c
optimization
gcc
avr-gcc
asked 2011-08-16T18:55:02.783
10
votes
2
answers
Can a compiler inline a virtual function if I use a pointer in a clear situation?
c++
optimization
inline
virtual
asked 2011-07-26T20:46:18.680
22
votes
7
answers
Why is my recursive function so slow in R?
algorithm
r
optimization
recursion
fibonacci
asked 2011-07-24T13:33:50.273
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