How to use home and end keysHow to take screenshotsGet information about installed appsMore keyboard key shortcuts How to use home and end keys To right-click on something, hold the control key and then click an item to get a right-click context menu. This is how you can customize Firefox on your Macintosh machine. The … Read more
This command in interface configuration mode will change the MAC address for a specific interface on the router. R1(config-if)#mac-address DE.AD.BER1(config-if)#mac-address DE.AD.BE And this is what I get when I use the show run command and view the properties of the interface. interface FastEthernet0/0 mac-address 00de.00ad.00be ip address 192.168.0.1 255.255.255.0 ip nat inside ip nat enable … Read more
To change your MAC address in Linux, you just need to issue these few commands, and then re-run dhcp or reconfigure the interface. This works for both wired and wireless cards. Bring down the interface. jason@eyjafjallajkull:~$ sudo ifconfig eth0 down [sudo] password for jason:jason@eyjafjallajkull:~$ sudo ifconfig eth0 down [sudo] password for jason: Set a new … Read more
The ip command will list all of your ip addresses when combined with the grep command to look for all inet words. This is a very useful one-liner. ubuntu ~/Documents $ ip a | grep "inet " inet 127.0.0.1/8 scope host lo inet 172.31.20.16/20 brd 172.31.31.255 scope global eth0 inet 10.8.0.1 peer 10.8.0.2/32 scope global … Read more
The new 5K iMac looks very simplistic when you take the screen out. There is one hard disk drive and one cooling fan that takes hot air away from the CPU. The main selling point of the new iMac is the 5K screen, not the Darwin UNIX based OSX operating system or the ease of … Read more
The mount command shows information about your mounted partitions on your machine. iMac305:~ admin$ mount /dev/disk0s2 on / (hfs, local, journaled) devfs on /dev (devfs, local, nobrowse) map -hosts on /net (autofs, nosuid, automounted, nobrowse) map auto_home on /home (autofs, automounted, nobrowse) map -fstab on /Network/Servers (autofs, automounted, nobrowse) /dev/disk0s3 on /Volumes/Scratch (hfs, local, journaled)iMac305:~ … Read more
There are a few very useful UNIX commands available on the Apple Macintosh. Mountain Lion is what I am using in Virtualbox and I am having a look at some very useful shell commands and tips. The iostat command. This shows statistics of disk Input/Output. Homers-iMac:Documents homer$ iostat disk0 disk1 cpu load average KB/t tps … Read more
The massively popular game Goat Simulator will be coming to Linux and Macintosh in a indeterminate time. This means that Linux users could enjoy this awesome sandbox game. Goat Simulator is a game where you play as an invincible Goat and you cause all kinds of mayhem in a suburban area. Powered by the Unreal … Read more
Ubuntu 12.04 has proven to be more secure than Windows and Macintosh operating systems. This is not surprising though. The preponderance of Linux distributions based upon Debian is making it even easier for people to get started with computing. Ubuntu has always been a good choice for desktop computing, the easy to use desktop and … Read more
The Linux kernel 3.4-rc2 seems to have given Debian quite a speed boost, the performance of my machine, and the boot time seems to have been improved over the 3.3 kernel I was running before. This is a good sign, the Linux kernel needs more speed and performance to make it even more appealing on … Read more