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0
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1answer
17 views

Which is faster: write two big files to separate hard drives, or write them to the same set of drives in Raid0

This is sort of related to the answer here: http://superuser.com/a/325771/396863 Let's say I have a two 1 gb files which I want to simultaneously write to my hard disks. As noted in the linked ...
-1
votes
1answer
28 views

Trying to maximize USB3.0 speeds

New to Superuser but have really liked everything I found so far. I know there have been a lot of questions answered regarding USB3.0 speeds and I feel like I get the gist of most of it. I am ...
1
vote
0answers
23 views

Copied all folders from a secondary drive to a peripheral drive, signifigant size difference?

I recently bought a drive docking station for drives to make some back ups to drives not in my system. In my computer I currently have a 256GB SSD for my OS (Windows 7) and a 2TB HDD for storage. I ...
0
votes
1answer
35 views

How can I transfer files from Windows XP PC to Windows 8.1 PC?

I need help to transfer my files from my old computer that has Windows XP to my new PC that has WIndows 8.1. I know it will be easier to just buy an external hard drive but I'm not able to do that ...
1
vote
0answers
34 views

If Data Allready Exists In A Cell Overwrite It With New Data

I have an excel sheet with IDs beside cases. When I work the case and get a reply I want the excel spreadsheet to work out its the same case and update the original without adding a new case onto the ...
0
votes
2answers
31 views

Is there a way to find what are the download requests my machine is getting?

I am trying to download some bat file to a remote machine through a software I made. While some remote machines got the download, some of them haven't. Is there a way I can see if that remote machine ...
0
votes
0answers
30 views

CRC Mismatches during file transfers over network

Background This is a problem I have been having for quite a while now. When streaming videos over the network via Wifi or Ethernet I was getting artifacts and blocky pixels that were green and so ...
0
votes
1answer
36 views

How Can I Make Two (Or More) Usb Ports Act LIke One? [closed]

From what I understand, usb 3.0 storage devices have a higher data transfer rate (though it also depends on other factors), and that they're backwards-compatible with usb 2.0. However, when used in a ...
0
votes
2answers
17 views

Ethernet Data Transfer rate

I have a 4 MB leased line connection. If I check it directly, it shows 4 MB download and 4 MB upload. In LAN network, I used to download 4 GB file and get only 500 KB/Sec download speed. Is it ...
0
votes
1answer
86 views

Two-way data update with Excel PowerPivot tables (Office 2013)

Background: We have two excel workbooks: Data and Visual which we are using to track and visualize activities in our project. The Data file is organized like a database: each sheet is a table (which ...
0
votes
0answers
12 views

Data transfer in sql server 2008

I have following requirement In SQL server 2008,Trying to implement in stored procedure source table T with 100000 records need to be insert into destination table T1.A Job will be schedule for ...
0
votes
0answers
40 views

calculate speed of transmission in binary system

File 8 GB was sent at the time of 5 hours. Calculate average speed of transmission in Mbps I know this way 8GB = 8192 MB 8192 MB = 65 536 Mb 5 h = 18 000 s 65 536 Mb / 18 000 s = 3,64 Mbps But ...
0
votes
1answer
25 views

How do I resolve data range failure from Excel?

When refreshing a data source in Excel 2013, I get an error about a data range. How do I stop this error from occurring? I think that the error has something to do with removing connections because ...
0
votes
1answer
19 views

Permanently unhide hidden files MAC Mountain Lion to Mavericks

I have a mac user which I am rebuilding a machine for. He is currently on Mountain Lion and will be upgraded to Mavericks. The issue I am having is with the transfer of his data. All our machines ...
-1
votes
1answer
79 views

transferring files from MAC on an SD card to save onto NTFS EHD via PC

Can files that are loaded onto an SD card (format to FAT32) be transferred to the NTFS EHD if I do this through a PC?
0
votes
1answer
29 views

Nexus 10 isn't showing up under Computer -> Devices and Removable Storage - [Solved] new USB to micro USB cable only charges, but no data transfer

Recently, my Nexus 10 isn't showing up under Computer -> Devices and Removable Storage when I plug it into my computer with a USB to micro USB cable.
1
vote
1answer
43 views

Sharing a hard drive between two hosts, one at a time

I have a large hard drive in my desktop computer. My laptop has an eSata port. Sometimes, I power-up the desktop PC, without booting, just to get juice flowing into the hard drive so that I can ...
0
votes
0answers
109 views

Hard Drive R/W Speeds are Limited to about 3Mb/s

My mom's Acer laptop is super slow. However, when I open the task manager, the limiting factor of its performance seems to be the hard drive, which is usually maxed out at 100%, though only operating ...
0
votes
0answers
19 views

Compare two folders and update changes

I recently replaced a dying server for a client and migrated all of his stuff to a NAS. While I was copying data he and his employees were making changes on the server. I have the bulk of the data ...
1
vote
2answers
77 views

What's the best approach to copy Macintosh data between two NAS devices?

I have an old NAS formatted to Ext4, but which I primarily access from Macintoshs via AFP. It therefore has a bit of Macintosh-only metadata (which only seems to be visible when accessing via AFP). I ...
2
votes
2answers
242 views

How to determine throughput of a path between two hosts with multiple links

I saw similar questions while searching, so I thought this might be the most appropriate place to ask this question. I am unsure on how to calculate throughput of a data transfer path given ...
0
votes
1answer
55 views

How to conveniently send PDF to Kindle DX?

I have Kindle DX and Kindle Paperwhite. The SendToKindle app can only send PDF from Mac computers to Kindle Paper White but not Kindle DX? Any better way to do it than having to connect physical USB ...
0
votes
1answer
20 views

Transferring data from windows hosting disk to Ubuntu hosting disk from within Windows 8.1

I have two disks in my pc (disk 1: a SSD hosting Ubuntu. Disk 2: a mechanical hard disk hosting Windows 8.1) I basically have no internet connection on my Ubuntu operating system due to the fact that ...
0
votes
3answers
36 views

Moving 33Gb images from Shared host to VPS

i have a shared host in iPage, and now i have purchase an unmanaged VPS. in my iPage host i have 33Gb of images and i want to transfer it to the VPS. What would be the most effective method to ...
0
votes
0answers
24 views

Import Data to Excel from a Database View

I have an Excel file which requires to be filled with data from an Oracle View. Ok fine, I can create a Connection by going to Excel > Data > From Other Sources > Create a Connection to the View. ...
1
vote
1answer
33 views

Forcing dropbox to omit particular type of file extensions?

I use Dropbox to save my numerical work on the fly - it's very convenient since I don't have to think about saving code every time when I make a change - but there is one flaw. You see, my .cpp files, ...
0
votes
0answers
48 views

Fastest Transfer from CFast 2.0 Card to Hard Drive

I'm thinking of buying a camera that uses Cfast 2.0 card. Filming in RAW format gives you just 6 minutes of filming time per card. These cards are ultra expensive so I need to figure out how to ...
-2
votes
1answer
103 views

How to transfer all the data/memory of a dead Alienware computer into another computer? [duplicate]

I have an old Alienware M18x, with Windows 8, but it died two weeks ago. If I buy a new one, will I be able to transfer/download all the data that was inside the memory of the old Alienware into the ...
0
votes
1answer
3k views

Plugging Windows 8.1 tablet into Windows 8.1 Laptop dangerous?

I have a windows 8.1 tablet (Asus Vivotab note 8), and I would like to transfer files from my laptop to the tablet. I know that it is dangerous to use double male-ended USB cables to connect two ...
4
votes
2answers
3k views

Performance difference between SD and MicroSD cards?

If you compare a MicroSD card with an advertised speed of 48 MB/S to a full size SD card with an advertised speed of 48 MB/S (from the same manufacturer), should their performances be identical? Or ...
-4
votes
2answers
48 views

Which external drive is better for server data backup? [closed]

I need to backup my server from data center having around 700GB of data. Which external drive shall I use (it will be directly connected to the server) for backup? How long it will take to copy data ...
0
votes
2answers
76 views

USB port transfers power but not data

So one of USB ports on my laptop just stopped working for whatever reason. I used it for USB mouse, turned on the laptop today and it's not working. The red light under the mouse is on when the usb is ...
0
votes
1answer
23 views

What is the state of the art in hardware for data error correction?

A decade (or more) ago when shopping for RAM one often had the option of specifying "server-grade" memory with an extra Error Correction Code (ECC). I haven't seen that as an explicit option in ...
69
votes
11answers
36k views

Does streaming use the same amount of bandwidth as downloading?

Assuming the content is of the same quality (ceteris paribus), does streaming media (i.e. video, audio) use the same amount of bandwidth as downloading it? Say I was to download an HD movie from ...
2
votes
1answer
2k views

Is it possible to transfer wifi settings from an android device to windows?

I have the information from a few wifi networks saved on an android device, is there any way to move this data over to windows 8.1? I have exported the .txt file from android that contains the ...
0
votes
1answer
165 views

Do I need a special microUSB cable to take advantage of my USB 3.0 port?

I often transfer files from my computer to my phone using a micro-USB cable. However, my computer has USB 3.0 ports and I don't know if I'm taking full advantage of it using a regular micro-USB cable. ...
2
votes
1answer
290 views

How can I connect an external hard drive to a Windows 95 computer?

I have an old Windows 95 computer at home. It's a Dell Dimension XPS D266. I've decided to get rid of it, but first I want to get all of the data off of it. It has a 16 GB hard drive, and I have a new ...
0
votes
1answer
76 views

Fastest way to transfer folders of +/- 300GB between a desktop and a laptop

I'm buying a pretty beefy laptop and I was wondering whether or not I could carry over video files from my desktop to the laptop and render videos on that to take the load off of the desktop. Since ...
2
votes
1answer
521 views

One SD card transfers file to PC faster than another one

I have several Sandisk SD cards all rated Class 10. One card transfer files to my computer faster than the others. Specifically I had taken several pictures and used a different card each day. One ...
-1
votes
1answer
662 views

Image harddisk with clonezilla +install ubuntu+ copy data in that 1 TB external hard drive [closed]

I have just bought 1TB external hard drive so i can image my laptop's hard disk with clonezilla and i can always revert back if i am in some unknown trouble. I have almost 100Gb on my C drive. If ...
-3
votes
1answer
97 views

DATA TRANSFER over usb [duplicate]

I am using a USB extension lead to extend the length of my usb cable and I am wondering do these slow down the transfer of data from an external hard drive to the machine.
0
votes
1answer
83 views

How can I efficiently transfer a large file using a smaller external disk?

I need to transfer a large (multi-terabyte) file from one Linux computer to another. I have a 1TB external SSD drive that seems like it's the fastest way in terms of bandwidth. My best guess right now ...
0
votes
1answer
86 views

Saving files off of cell phone with no display

My Casio GZone flip phone fell in the lake. The computer recognized the device and installed the drivers. However, I do not have access to the flash memory to download the files. Is this because the ...
0
votes
0answers
32 views

sending very large amounts data (500GB-1.5TB) over the internet [duplicate]

I am a dutch student and performed research in Brazil. I would like to get my data which adds up to about 500GB (filtered) or 1.5 TB (total) to Holand. I have already send my hard drive but as customs ...
0
votes
1answer
189 views

BSOD after cloning data hard drive Windows Vista Ultimate

I have an issue with my current system not running properly after I clone my data drive to another, bigger hard drive. I have tried Acronis TruImage as well as a couple of other programs that I cannot ...
0
votes
2answers
728 views

Connect Macbook Air hard drive to other PC

My friend spilled Apple Cider on her Macbook Air (a1466) and I am trying to see if there is a way to connect the Hard drive to a PC so I can do the data recovery. Is there any connector that I can use ...
1
vote
1answer
487 views

What is the actual data transfer rate for the magnetic disk with the given specifications?

I saw the question bellow in a Computer Organization Practice Book for University exams. Its given that, a magnetic disk has the following specifications: Number of tracks = 1024Number of ...
0
votes
2answers
2k views

Can a mouse/keyboard wireless USB anthena be hacked to transmit data? [closed]

I just watched Jacob Appelbaum's talk at 30C3 and he explained how some USB devices have this capability built in. My question is: Could a Windows infected computer (given) mess with an USB which is ...
5
votes
3answers
2k views

What's the difference between a hardware register and a memory-mapped register?

This has been puzzling, so I'll lay it all out here. Apparently, through MMIO, you can access external devices using a certain memory-mapped address, which would then be re-routed to that device ...
1
vote
1answer
1k views

Why maximum speed of data transfer from samba share over Cat-5e cable is around 11MBps while it supports 1Gbps?

I use a Cat-5e cable to transfer data to and from my samba share (using back to back connection). The maximum data transfer speed I am able to achieve is around 11 MBps. This image from How To Geek ...