1
vote
2answers
339 views

Force 64-bit Java in OS X

It used to be that (when Java wasn't handled by Apple for our systems) there was a list in the control panel that let you choose which version of Java was preferred. That doesn't really exist anymore ...
0
votes
1answer
3k views

Is the Firefox browser 64-bit on Mac OS X or is the Java website inaccurate?

On the Java download page for Mac OS X, it says: Chrome does not support Java 7. Java 7 runs only on 64-bit browsers and Chrome is a 32-bit browser. If you download Java 7, you will not be ...
1
vote
0answers
791 views

Can I change my MacOSx version 10.7.5 from 64-bit to 32-bit mode? If so, how?

I recently purchased some logitech accessories and my computer will not recognize the tiny USB they provided unless I plug it into an additional wire component they provided, thus defeating the ...
23
votes
2answers
28k views

Running Java7 in Chrome for Mac OS X (requires 64bit?

My home banking system requires Java for logging onto the bank - see https://www.nemid.nu/ for a description of the system (in Danish only). This worked fine in Chrome under Mac OS X until recently ...
5
votes
4answers
3k views

Mac OSX 32bit or 64bit

I followed this article... http://support.apple.com/kb/HT3696 and found that Processor name: IntelCore i7 meaning it is 64 bit. However, when I do "uname -a" in terminal the result seem to be ...
2
votes
1answer
3k views

Windows 7 Upgrading: “Windows was unable to create a required installation folder”

I have an office machine that's running a full OEM Windows 7 Professional x64, and I've been handed a full retail Windows 7 Ultimate x64 DVD and key to upgrade the machine with. I had assumed that ...
3
votes
2answers
3k views

Compiling PHP on OS X: iconv works only if forced to 64-bit

I'm trying to compile PHP and I kept getting this error during make: Undefined symbols for architecture x86_64: "_iconv_open", referenced from: __php_iconv_mime_decode in iconv.o ...
12
votes
1answer
12k views

How can I run a 32-bit app on 64-bit OSX 10.7.2?

I have an app that only exists a 32bit version. In order to use it, I used to press 2 & 3 together before booting the Mac, so it'll run in 32bit mode. However, some apps (64bit version that ...
5
votes
2answers
1k views

What is the advantage of a 64-bit browser on Mac?

With the advent of Mac OS X Snow Leopard, Apple's first 64-bit consumer OS, all the major web browsers (Safari, Firefox, and Chrome) have become 64-bit. What is the advantage of a 64-bit browser over ...
1
vote
1answer
1k views

Macbook 13" - 32 bit or 64 bit? how do I check?

I don't know how to check if my Macbook 13" white is 32-bit or 64-bit, how do I check that for any Mac or Linux system?
2
votes
4answers
973 views

How does OSX run 64bit Binaries while running on a 32bit Kernel?

I have recently figured out that Mac OS X actually CAN run 64bit (x64) applications even if x86 kernel is loaded. That was shocking for me for a first time. But then I've realized that it is really ...
0
votes
1answer
116 views

Can I run the 32-bit version of TrueCrypt effectively on OS X 64-bit? [closed]

I've been thinking about TrueCrypting my hard drive on my MacBook. However, I've noticed there is only a 32-bit version of TrueCrypt for OS X. Will installing this on a 64-bit operating system cause ...
2
votes
3answers
5k views

Eclipse 32 or 64 bit?

I'd like to download Eclipse, but I'm not sure which version to download 32 or 64? mbp:~ alexus$ uname -a Darwin mbp.uftmasterad.org 11.1.0 Darwin Kernel Version 11.1.0: Tue Jul 26 16:07:11 PDT 2011; ...
2
votes
1answer
981 views

launch application from osx terminal in 32bit mode

How can I pass an argument to the "open" command to launch an application from the terminal in 32-bit mode? open /path/to/some.app [--args arguments] I have to manually check and uncheck the ...
0
votes
1answer
323 views

Which version of Matlab started supporting 64-bit on Linux/Mac?

What is the first Matlab release that fully supports 64-bit? Is it 2010a? I've got 64-bit installations of Linux and Mac OS X, and want to make sure I install a copy of Matlab that takes full ...
0
votes
1answer
220 views

RAM disappears when 64-bit Kernel and Extensions enabled on OSX 10.6?

Preface: My background is mostly windows environments, so I may be missing something obvious. On my OS X 10.6 machine when I have 64-bit Kernel and Extensions turned off (which I gather is the ...
4
votes
2answers
3k views

Starting MacBook Pros in 32 bit mode

Following on from Are the new Macbook Pro 64 bit or 32 bit?. The new MacBook Pros (March 2011) now seem to start in 64bit mode rather than 32bit mode. Thanks for letting us know Apple! This is ...
2
votes
1answer
2k views

VirtualBox: This kernel requires an x86-64 CPU, but only detected an i686 CPU

Trying to run Ubuntu 64-bit on my mac (OS 10.6, Intel Core Duo). Seems like 64-bit guest operating systems weren't supported for Mac for a while, is this still the case?
1
vote
1answer
195 views

Can I launch X11.app for 32-bit Mac OS X on 64-bit one?

I need to run 32-bit X11.app on 64-bit Mac OS X. Is it possible? If yes, which version, etc.
4
votes
2answers
3k views

32 or 64 bit Ubuntu as a guest in Mac OS X and VMWare Fusion?

I will be using an Ubuntu VM in Mac OS X with VMWare Fusion but I'm not sure which version will give me better performance (32 or 64 bits). I believe the 32 bits version should take up less memory, ...
2
votes
1answer
2k views

Running Mac OS X 10.6 but “uname -m” shows i386

I just got a Mac and I have Snow Leopard installed. I checked my arch type and it says i386. How is it possible? 10.6 is 64-bit, right?
2
votes
2answers
311 views

A new iMac will come with a 32 bit or 64 bit OS preinstalled?

Will a newly purchased iMac come with a 32-bit or 64-bit operating system?
5
votes
3answers
6k views

Mac OS X: How can I tell if I'm in 64-bit mode?

I can't remember how to see if my OS X (10.6) installation is running in 32-bit or 64-bit mode.
10
votes
3answers
17k views

Is Truecrypt/Macfuse supported on Snow Leopard with 64-bit kernel?

TC runs, but I get this error when trying to mount a volume: Failed to load /Library/Filesystems/fusefs.fs/Support/fusefs.kext - (libkern/kext) link error. I've seen various posts talking ...
1
vote
4answers
309 views

64 bit Snow Leopard on new MBP

I have a new 15" MBP, model MacBookPro5,3. OS is Snow Leopard, and firmware is EFI64. I can't boot into a 64 bit kernel while holding down 6 and 4 during boot. I see a lot of conflicting info about ...
3
votes
4answers
3k views

Does Snow Leopard increase the maximum amounts of RAM on MacBook Pros?

Now that Snow Leopard brings 64-bit computing to MacBook Pros with Core 2 Duos, does this increase the maximum amounts of ram that can be installed? I currently have 4GB of RAM in my MBP 3,1 - could ...
2
votes
1answer
143 views

Memory Attacks on 64-bit machines (Is this article out to lunch?!)

I just finished reading an article on Remote BSOD errors on Windows 7 and I had a question about the content. Specifically this line: Apple's software [...] has gotten more secure with the ...
2
votes
2answers
428 views

32-bits or 64-bits in Snow Leopard

How should I know which application is running in 64-bits and which is running in 32-bits in Snow Leopard?
8
votes
6answers
10k views

Why does my Mac OS X 10.6 kernel run in 32-bit mode?

I have a MacBook Pro (5,1) with 4GB of memory running 10A432 - but it's running the 32-bit kernel. Any ideas why it wouldn't be running in 64-bit mode, and how I can get it to do so?
5
votes
4answers
5k views

Is Mac OS X Leopard (10.5.x) 32 bit or 64 bit?

Is Mac OS X Leopard (10.5.x) 32 bit or 64 bit? Can I address more than 4GB of RAM?
52
votes
0answers
8k views

32 vs 64 bits… what's the big deal?

Why is it considered to be such a big deal to have a 64-bit computer? Why does it "change everything?" Why do applications need to be designed differently between 32- and 64-bit platforms? And, on ...