![]() idlrc and place it in your home directoryĢ. If it returns a null value, then do the following (I’m going to assume that your shell is the default bash, not csh):ġ. Sorry, I meant to say type “echo $IDL_DIR”. So far, things are looking good and I am eagerly waiting iCloud syncing, which may be available in late September. ![]() python, scisoft, matplotlib (already installed in Snow Leopard)įeel free to comment below on your experience installing OS X Lion and particular apps you have or have not had trouble with after upgrading.Other applications that I have tried without issues:.Old PPC applications that rely on Rosetta don’t work (e.g.But other people may want to adjust preferences to their liking. I switched my scrolling behavior in less than 5 minutes without even thinking about it. I have left scrolling behavior at the defaults for now as it is more iOS like. I immediately changed preferences to always show scroll bars (System Preferences -> General). Scrolling is different in Lion and scroll bars don’t appear by default. You can go back to “Classic View” in the preferences. The look and feel of Mail is different with a more iPad look-and-feel.This is turning into a very big issue, so hopefully Apple will get on top of it quickly. This is an issue with Mac Mail and they are apparently aware of it (only receiving email is an issue, sending is fine). It prompted me for my password continuously but I keep getting an error message saying my password is invalid. The first app I opened was Mail trying to connect to an IMAP account.A plus sign appears and you can add desktops. I re-created them by opening Mission Control (three-finger swipe-up) and scrolling to the upper right corner. I previously had 4 Spaces (individual desktops), which disappeared after the upgrade.Below are some of the differences that I noticed having used OS X Lion for less than 2 hours now: The installation process itself took about 15 minutes and I had no immediate problems. ![]() I downloaded OS X Lion through the Mac App Store, which took 1.5 hours on a fast ethernet connection. We had a preview post earlier with some of our favorite features as well. There is a very thorough review over at Ars Technica, shorter summary at Engadget, and an installation guide at MacWorld. Also, I want to rapidly upgrade my workhorse desktops because Lion supports multi-user login with each user having separate graphical interfaces. I chose to upgrade immediately to OS X Lion because there are several features that I want, most particularly iCloud syncing of Calendar, Contacts, etc. I will periodically update the post and add comments over the next few weeks. Below, I will describe my installation experience and the software I have tested so far. I have chosen to upgrade my laptop immediately and test some of the software I use everyday before upgrading my workhorse desktop. and a Mac desktop which is my primary data reduction/analysis machine. I have a Mac laptop for communication, travel, etc. I suggest using Ethernet if possibleīecause it is three times faster than wireless.Mac OS X Lion has been released and can be downloaded and installed on existing Snow Leopard machines. Note : You will need an active Internet connection. OS X Mountain Lion- Erase and reinstall OS X Install or Reinstall Mavericks or Mountain Lion from Scratchīe sure you backup your files to an external drive or second internal drive because the following procedure will remove everything from the hard drive. If possible because it is three times faster than wireless. When the process is completed, then quit DU and return to the main menu. If no errors are reported then click on the Repair Permissions button. If DU reports any errors that have been fixed, then re-run Repair Disk until no errors are reported. (SMART status is not reported on external Firewire or USB drives.) If the drive is "Verified" then select your OS X volume from the list on the left (sub-entry below the drive entry,) click on the First Aid tab, then click on the Repair Disk button. If it does not say "Verified" then the hard drive is failing or failed. In the DU status area you will see an entry for the S.M.A.R.T. After DU loads select your hard drive entry (mfgr.'s ID and drive size) from the the left side list. When the recovery menu appears select Disk Utility. Select the Recovery HD and click on the downward pointing arrow button. ![]() Alternatively, restart the computer and after the chime press and hold down the OPTION key until the boot manager screen appears. Restart the computer and after the chime press and hold down the COMMAND and R keys until the menu screen appears. Reinstall Lion, Mountain Lion, or Mavericks without erasing drive ![]() There is no install disc for Lion and later. ![]()
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