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Questions tagged [32bit-64bit]

Issues related to the use of a 64-bit vs a 32-bit architecture including portability issues.

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Office 32 to 64 VBA conversion

i'm trying to port code from VBA 32 (Excel) that doesn't work in Excel 2013 64bit. I need to read a HASP key and usually use a hasvb32.dll. ' The main hasp API function Private Declare Sub hasp Lib "haspvb32.dll" (ByVal Service, ByVal seed, ByVal…
Carlos Galhano
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Compiling/linking g++ using -m32 flag on 64bit System -> manually add -ldl?

It was a long long way, but I managed to include a shared file (libpi_pi_gcs2.so) included into C++ code under Linux Mint 17 Cinnamon 64-bit. Now as the dust is saddled I have a question left... let me summarize: I copied libpi_pi_gcs2.so in…
newandlost
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Migrating from 64 bit to 32 bit

I have a project working on 64 bit architecture. Now I wish to migrate it to a 32 bit system. It makes use of INT64 pointer manipulations. What changes should I make to the current system ? Some examples explaining possible general changes required…
fight2glory
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Wrong Value after type casting in 32 bit process

Please see the following code in C#. float a = 10.0f; float b = 0.1f; float c = a / b; int indirect = (int)(c); // Value of indirect is 100 always int direct = (int)(a / b); // Value of…
Jogi Joseph George
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C# Winform Application: Decoding 64bit Web Tokens On 32bit Client Machines

My company has an eternal pointing web server that allows our clients to complete questionnaires and submit the results to an internal database. Each external user's form gets a unique GUID. For example [9C43207A-FD84-499A-82C3-247E7337335F]. For…
Lord Future
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Migrating from 32 bit to 64

I am looking for some help with run-time errors in C++ application while converting to 64-bit. It worked fine in 32-bit for almost a decade. I compiled it using Visual Studio 2010 64-bit compiler. There are no compiler errors. The project compiles…
akit
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Translate x86 opcodes into 64bit version

I am writing a global hook to correct for triple head monitor window positioning on platforms such as the Matrox TripleHead2Go which so far works very well for 32bit programs, but now I need to build the 64bit version I need some assistance in…
Geoffrey
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SaxParser and Wikipedia dump (10GB+)

I read that SaxParser is good for big files. But as we can see in documentation, methods of ContentParser class are using 32-bit data types for storing position in file. Wikipedia dump can be file a lot bigger than 2GB. Therefore, is this safe to…
Krzysztof Stanisławek
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Uninteresting BHO dll 64 bit and 32 bit using regsvr32 cause 0x8002801c error

I have created simple BHO with ATL using these instructions http://msdn.microsoft.com/en-us/library/bb250489(v=vs.85).aspx. I am creating both 64 bit and 32 bit dll of the dll. The problem happens when I try to to unregistered the 64 bit dll after…
Natan Rubinstein
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access 64bit dll from 32bit process using C++

I do release that its not possible to load 64bit dll into 32bit dll in the same process. However i can put my 64bit dll into com and access that com from my 32bit app. Can anyone provide me a sample for doing so? Are there any other means to solve…
user3462791
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Exception with 64Bit Unit Test in Visual Studio 2008 Professional

I am trying to Unit-Test a 64 Bit C++/CLI-Project and therefore have a Unit-Test-Project. With 32-Bit Settings everything works fine, but when switching to 64 Bit I get an exception: Class Initialization method MyTestProject.MyTest.MyClassInitialize…
joerg
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Isolating forced-32bit assemblies

Given a relatively big home-grown framework written in .NET. For an additional lower priority feature, we would like to use a third party open source project. However, this third party project is not safe to run in x64 mode, so we force it to…
user256890
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How to use 64 bit in PHP

I wrote a function which will output a sequence of gray codes. For an input of N, showing the last N gray code numbers of N-bit. Now, this function is not giving the correct output if the input goes over 31. But I need this to work for at least 64.…
Omar Faruk Sharif
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32 bit applications memory limit on a 64 bit OS (Windows)

The Memory limit of 32 bit applications on a 64 bit OS is 2 GB or 4 GB with /LARGEADDRESSAWARE. Source: How much memory can a 32 bit process access on a 64 bit operating system? MY QUESTION: Is that limit PER process, or that limit is for all…
Marc477
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Convert 32 bit driver to 64 bit

I have an old USB MPEG-I Encoder. I can use "URANUSLT.SYS" in Driver Disk to install the driver on my PC which runs win7 32-Bits but on my laptop which runs win7 64-Bit it says driver not found. Waiting for your help Thanks
user2548538
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