Saturday, May 31, 2014

Great advanced explanation of LastPass


Leo Laporte advanced explanation

Tuesday, May 27, 2014

Monday, May 26, 2014

Software vs hardware based RAID


Hardware based RAID controller brings higher performance then software based RAID. Software based RAID has to use system's CPU resources.

One computer on a stick


Keepod is a solution for poor people that each user to have their own computer in a USB stick. Separating hardware from software, it is possible to boot an operating system from a USB stick. What is needed more is a refurbished PC.

Saturday, May 24, 2014

Old use and new use of SCSI


Used in old days as a storage interface, now came back in use in virtual environments connecting virtual drives. Intelligent interface.

Using Oculus Rift and Drone to feel like flying

If you combine Oculus Rift to look in any direction with a drone from where you virtually see with Oculus Rift it is like real flying experience.

Friday, May 23, 2014

Smart glasses for surgeons


Smart glasses like Google Glass might be used by surgeons in operating theater to present live operations to students or communicate with experts and ask for advice while live surgery. 

Saturday, May 17, 2014

Reducing interference brings better data speed


On PATA by adding 40 more ground wires to reduce crosstalk brings better speed. There is more interference reduction on SATA and speed is increased even it it is serial connection.

Friday, May 16, 2014

Tuesday, May 13, 2014

Storage devices


SATA - serial more speed then parallel data transmission 
Solid State Drive - the new faster and no movable parts storage drive but more expensive now, perhaps cheaper in the future
Blue-ray Disk - huge space these days on optical disks
If you have no floppy drive, on your PC, but you have to get data from a floppy disk, you can buy a USB connected floppy drive
Tape drives used now for backup, no as a tape recorder or for cassette deck like in the past

Saturday, May 3, 2014

Mysterious videos appeared on youtube.

There are a lot of mysterious videos that appeared on youtube.
 

 
The process of creating sophisticated integrated circuits from design through manufacturing process to the final product.