Apple OSX Tips and Tricks
Clear DNS Cache:
Command to clear DNS Cashe on OSX
dscacheutil -flushcache
On OSX versions 10.5 and lower:
lookupd -flushcache
ISO - Convert ISO to DMG:
Command to convert an ISO file to a DMG file on OSX
hdiutil convert -format UDRW -o /path/to/target.dmg /path/to/imagefile.iso
ISO - Convert DMG to ISO:
Command to convert a DMG file to a ISO file on OSX
hdiutil convert /path/to/imagefile.dmg -format UDTO -o /path/to/target.iso
mv /path./to/target.iso.cdr target.iso
Unhide User Lib Directory:
By default in Finder you no longer see the user lib directory. Perform the following steps to show it in Finder.
chflags nohidden /Users/<Username>/Library