Top "64-bit" questions

A 64-bit architecture is usually a system where addresses (pointers) are 64 bits wide.

KVM installation: Unable to locate package ia32-libs-multiarch

I'm trying to install KVM for avd of android studio and I ran this command: sudo apt-get install qemu-kvm libvirt-bin …

android-studio 64-bit ubuntu-14.04 kvm
Linking 32-bit library to 64-bit program

I have a 32-bit .so binary-only library and I have to generate 64-bit program that uses it. Is there a …

linux 64-bit 32-bit 32bit-64bit
Why is OpenSubKey() returning null on my Windows 7 64-bit system?

Do OpenSubKey() and other Microsoft.Win32 registry functions return null on 64-bit systems when 32-bit registry keys are under Wow6432…

.net 64-bit registry
Free 64-bit disassembler?

Note: A similar question is also on Reverse Engineering Stack Exchange. Is there any free AMD64 disassembler? It seems like …

windows 64-bit x86-64 disassembly
Forcing a .Net Windows service to run as 32-bit on a 64-bit machine

I've been given a windows service which references a COM component that only runs on 32-bit. My machine is x64, …

.net configuration 64-bit
Compute fast log base 2 ceiling

What is a fast way to compute the (long int) ceiling(log_2(i)), where the input and output are 64-bit …

c optimization math 64-bit bit-manipulation
BadImageFormatException when AnyCPU test assembly implements interface from x64 production assembly

I seem to have hit on a scenario where when I run mstest on an AnyCPU assembly which references an …

c# visual-studio-2010 mstest 64-bit
How to Log Stack Frames with Windows x64

I am using Stackdumps with Win32, to write all return adresses into my logfile. I match these with a mapfile …

c++ c winapi 64-bit callstack
When compiling x64 code, what's the difference between "x86_amd64" and "amd64"?

When compiling code with VC++, MSDN gives you the option between using the x86_amd64 toolset or the amd64 toolset (…

visual-c++ visual-studio-2010 compiler-construction 64-bit
#ifdef for 32-bit platform

In an application I maintain, we've encountered a problem with file descriptor limitations affecting the stdlib. This problem only affects …

c++ c gcc 64-bit 32-bit