Random Access
Posted: 09 November 2009 09:15 PM   [ Ignore ]
Newbie
Rank
Total Posts:  3
Joined  2009-11-09

Random Access
Average read
Average WriteIt appears that my MicroSD card has a maximum writespeed of 3.3 MB/s and all devices manage to reach that speed. What’s interesting between the card readers are the large difference between their read speeds. The Dell monitor is at least twice as fast as the X9 card reader and nearly three times faster than the R4 one. Even though the usb card readers have a very slow read speed, in normal use you will only ever writeto your MicroSD card. Occasionally you may wish to backup some files such as saves and ROMs, but it won’t be a regular occurrence.
Although the MicroSD card reader provided by the R4 has the slowest read speed, it doesn’t require a MicroSD to SD card adapter. This saves the hassle of having to find an adapter every time you need to transfer files over to the MicroSD card and still works if you lose your adapter.
R4 Battery Life
A simple test was performed on the original DS and a DS lite to measure the battery life impact with the R4 constantly running. Each test simply measured the time for a fully charged DS to turn off with minimum backlight brightness. In order to get constant read requests to the cartridge, I used Jump Superstars for the tests and simply allowed the intro movie to be run continuously. The results from the test were:DS Lite R4 Jump Superstars ROM
13h4m
DS Phat R4 Jump Superstars ROM
N/A (R4 does not support backlight off)In order to get some comparisons between the R4, I ran some additional tests. First I did a control test which just had the DS on in the main menu until the battery ran out. Then I redid the same tests as the R4 on a Ninjapass X9 and an original cartridge to compare the differences between the carts.The results I obtained were:

 Signature 

r4i

Profile
 
 
Posted: 17 December 2009 03:55 PM   [ Ignore ]   [ # 1 ]
Newbie
Rank
Total Posts:  2
Joined  2009-12-17

Ocoee, FL- There has been an arrest, on an unrelated testking SY0-201 charge, of the person last known to see missing Ocoee woman, Tracy Ocasio alive in the early morning hours of May 28th. James Virgil Hataway was arrested for possession of drug testking 642-383 paraphernalia as police executed a search warrant on his home in their efforts to find Tracy.

Profile
 
 
Posted: 17 December 2009 03:55 PM   [ Ignore ]   [ # 2 ]
Newbie
Rank
Total Posts:  2
Joined  2009-12-17

A simple test was performed on the original DS and a DS lite to measure the battery life impact with the R4 constantly running. Each test simply measured the time for a fully charged DS to turn off with minimum backlight brightness. In order to get constant read requests to the cartridge, I used Jump Superstars for the tests and simply allowed the intro movie to be run continuously. The results from the test were:DS Lite R4 Jump Superstars ROM testking 642-373

Profile
 
 
Posted: 07 January 2010 09:51 PM   [ Ignore ]   [ # 3 ]
Newbie
Rank
Total Posts:  6
Joined  2010-01-07

Squat orange robots and a set of adaptive algorithms are making it possible to deliver online orders faster. The system, so far installed in two giant Staples warehouses, allows workers to fill two to three times as many orders as they could with conventional methods. The startup that developed the robots and software, Kiva Systems, based in Woburn, MA, announced yesterday that it is rolling out a third system, for the pharmacy giant Walgreens.
Little laborers: Dozens of simple robots (above), paired with smart, adaptable algorithms, speed up deliveries of online orders. The robots carry shelves to workers, who collect items for shipping.
Credit: Paul Avis, Kiva Systems (top) Kiva Systems (bottom)
Multimedia Kiva Systems’ CEO and founder, Mick Mountz, likens the system to random-access memory chips. The warehouse is arranged in a memory-chip-like grid composed of rows and columns of freestanding shelves. The grid gives robots access to any product in the warehouse at any time. The robots serve two basic functions. First, they deliver empty warehouse shelving units to workers who stock them. The workers might stock one unit with a mix of paper, various types of pens, and computer software, all compiled from large pallets that had been delivered to the warehouse. Then, when a consumer submits an order, robots deliver the relevant shelving units to workers who pack the requested items in a box and ship them off. “We turn the whole building into a random-access, dynamic storage and retrieval system,” Mountz says.

 Signature 

Acura CL Parts

Profile
 
 
Posted: 18 May 2010 01:29 PM   [ Ignore ]   [ # 4 ]
Newbie
Rank
Total Posts:  1
Joined  2010-05-18

An early type of widespread writable random-access memory was the magnetic core memory, developed from 1949 to 1952, and subsequently used in most computers up until the development of the static and dynamic integrated RAM circuits in the late 1960s and early 1970s. Before this, computers used relays, delay line/delay memory, or various kinds of vacuum tube arrangements to implement “main” memory functions (i.e., hundreds or thousands of bits), some of which were random access, some not.

Jeep J20 Truck Parts

Profile
 
 
Posted: 20 May 2010 04:22 PM   [ Ignore ]   [ # 5 ]
Newbie
Rank
Total Posts:  1
Joined  2010-05-20

Marker interface used by List implementations to indicate that they support fast (generally constant time) random access. The primary purpose of this interface is to allow generic algorithms to alter their behavior to provide good performance when applied to either random or sequential access lists.

The best algorithms for manipulating random access lists (such as ArrayList) can produce quadratic behavior when applied to sequential access lists (such as LinkedList). Generic list algorithms are encouraged to check whether the given list is an instanceof this interface before applying an algorithm that would provide poor performance if it were applied to a sequential access list, and to alter their behavior if necessary to guarantee acceptable performance.

Jeep Grand Wagoneer Parts

Profile
 
 
Posted: 05 August 2010 03:55 PM   [ Ignore ]   [ # 6 ]
Newbie
Rank
Total Posts:  3
Joined  2010-08-05

A computer has two kinds of memory. The first is called primary storage, and is used to hold program instructions and data while the computer is running. The other kind, called secondary storage, is used for storage of data even while the computer is..

 Signature 

full version

Profile