how to find active ip address (host) list on local network

1. arp-scan --interface=eth0 192.168.0.0/24

2. arp -a

3. nmap -sP 192.168.1.0/24

4. ping the broadcast : $ ping 192.168.182.255 , You will get a response with the IP address of any device on the network capable of responding to pings.

how to add color to terminal in mac

create a .bash_profile file :

$ nano .bash_profile
add these lines  (dark bg) :

export CLICOLOR=1
export LSCOLORS=GxFxCxDxBxegedabagaced

or (bright bg) :

export CLICOLOR=1
export LSCOLORS=ExFxBxDxCxegedabagacad

how to create a zip file with password

zip -e   [zip_file/target]   [source_file]

example :

zip -e test.zip myimage.tga
zip -e movie.zip myfilm.mov

manually install vmware tool in mac (vmware fusion)

Sometime when we try to istall the vmware tool from the menu, nothing will happen. So we need to do manual install.

From the Host (MAC), go to Application/vmware. Right click and select 'show package contents'. Navigate to Content/Library/isoimages. Grab the .iso (windows.iso or linux.iso depends on which guest OS we're trying to use) and make a copy to the for example : desktop.

From the guest OS, connect CD, and mount that ISO and windows will detect the CD and then find and run the installer from inside the CD.

Cheers.

create shutdown shortcut in windows

Desktop - right click - new - shortcut ... then 

type : 

shutdown.exe -s (shutdown) 

or 

shutdown.exe -r (restart)

:-)

capture using isight in mac from command line

download imagesnap app

imagesnap <output>

ex : imagesnap test.jpg

preview an image file using command line in mac

qlmanage

qlmanage -p (preview)

qlmanage -t (thumbnail)

how to install .bin file in linux ?

chmod a+x name_of_file.bin

Then run it by writing

sudo ./name_of_file.bin

How to find Linux kernel 32 or 64 and CPU 32 or 64 ?

To check Kernel

uname -m

x86_64 ==> 64-bit kernel
i686   ==> 32-bit kernel

or more detail info by : 

unamme -a

---

To check CPU

cat /proc/cpuinfo

or:

grep flags /proc/cpuinfo

Under "flags" parameter, you will see various values. Among them, one is named "tm(transparent mode)" or "rm(real mode)" or "lm(long mode)"

rm ==> 16-bit processor
tm ==> 32-bit processor
lm ==> 64-bit processor

Note: you can have a 64-bit CPU with a 32-bit kernel installed

open app in mac using commandl line

Open app : open /Applications/Mail.app

Close app : killall Mail

how to enable root user in macos x

in snow leopard os 10.6.x :
- Go to System preferences
- Go to Accounts and unlock it
- Login options
- Join
- Open directory utility and unlock it
- from Edit menu, select 'enable root user '

using command line :
dsenableroot : to enable root
dsenableroot -d : to disable root

install wget on macosx

1	curl -O http://ftp.gnu.org/gnu/wget/wget-1.14.tar.gz

2	tar xvzf wget-1.14.tar.gz

3	cd wget-1.14

4	./configure --with-ssl=openssl

5

make

6	sudo make install