Uživatel:Kychot/tmp2

Statistika: R

S je statistika v Matlabu and R se má k S jako se má Octave k Matlabu.

Základní info

• http://www.r-project.org/ – Domácí stránka projektu R
  • http://cran.r-project.org/ – CRAN (Comprehensive R Archive Network) = Síť mirrorů se zdrojovými kódy a dokumentací k R
    • http://cran.r-project.org/src/ – Zdrojové soubory
    • http://cran.r-project.org/bin/ – Binárky pro linux (debian, redhat, suse, ubuntu), Mac OS, Mac OS X, MS windows
  • http://wiki.r-project.org/rwiki/doku.php – R Wiki

R na projektech Wikimedia

• wikipedia:en:R (programming language)
• wikipedia:de:GNU R
• http://mars.wiwi.hu-berlin.de/mediawiki/sk/index.php/R_Extension_for_MediaWiki – R Extension for MediaWiki

Kolik teď stojí CF karty

dne 2008-04-10 mám CF type I, tl. 3.5 mm

cena vč. DPH Alza.cz/czechcomputer.cz

                                    2GB        4GB          8GB          16GB
----------------------------------------------------------------------------------------------------------------
A-data  40x  Speedy                /250 *216       /840        /934         /1573
A-data 266x                        /506
Crucial                            /268
Emtec              80x          478/
Kingston                        350/        633/
Kingston ElitePro       8MB/s      /834
Kingston               16MB/s                  /620
Kingston ElitePro 133x 20MB/s  754/628      831/845         2035/
Pretec                             /322
Pretec Cheetah   80x 12MB/s       /436
Pretec Cheetah  133x 20MB/s       /407        /569          /958
Pretec Cheetah  233x 35MB/s       /407                      /944        /1728
Pretec Cheetah  333x 50MB/s       /808
SanDisk FAT16/FAT32            516/505      890/869
SanDisk UltraII     60x        581/568      962/963         1683/
SanDisk ExtremeIII 133x        729/713     1179/            1966/
SanDisk ExtremeIV  266x       1039/1019

* Gesto

Parametry:

Crucial:

Interface	Memory card mode, I/O mode, True IDE mode
Operating Voltage	Dual Voltage, 5.0V or 3.3V
Physical Dimensions	CF Type I, 36.4mm*42.8mm*3.3mm
Reliability	Built-in ECC corrects 3 random bytes error per 512 byte sector
Wear-leveling prevents over-excess to memory cells
2000G operating shock, equal to a 10-foot drop
Capacity	Photo Steno : 32, 48, 64, 96, 128, 192, 256, 384, 512, 640 (MB)
Photo Steno Pro : 64, 128, 256, 512 (MB)
Data Transfer Rate	Photo Steno : up to 2.4MB/sec write, 5.0MB/sec read
Photo Steno Pro : up to 4.0MB write, 5.0MB/sec read

Kingston:

Capacities* — 1GB, 2GB, 4GB
Dimensions — 1.43'' x 1.68'' x 0.13'' (36.4mm x 42.8mm x 3.3mm) - CF Type I
Operating Temperature — 0o to 60o C / 32o to 140o F
Storage Temperature — -20o to 85o C / -4o to 185o F
Voltage — 3.3v / 5v
Standardized — complies with CompactFlash Association specification standards
Small — one-third the size of a full-size PC card 
Easy — plug-and-play 
Guaranteed — lifetime warranty † 
Versatile — compatible with PC Card Type II adapters 
Economical — autosleep mode preserves system battery life 
Kingston CompactFlash Standard Part Numbers: 

CF/1GB, CF/2GB, CF/4GB