registry

Requested registry access is not allowed

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app.manifest should be like this: <?xml version=”1.0″ encoding=”utf-8″?> <asmv1:assembly manifestVersion=”1.0″ xmlns=”urn:schemas-microsoft-com:asm.v1″ xmlns:asmv1=”urn:schemas-microsoft-com:asm.v1″ xmlns:asmv2=”urn:schemas-microsoft-com:asm.v2″ xmlns:xsi=”http://www.w3.org/2001/XMLSchema-instance”> <assemblyIdentity version=”1.0.0.0″ name=”MyApplication.app” /> <trustInfo xmlns=”urn:schemas-microsoft-com:asm.v2″> <security> <requestedPrivileges xmlns=”urn:schemas-microsoft-com:asm.v3″> <requestedExecutionLevel level=”requireAdministrator” uiAccess=”false” /> </requestedPrivileges> </security> </trustInfo> </asmv1:assembly>

Windows is not passing command line arguments to Python programs executed from the shell

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I think I solved this. For some reason there is a SECOND place in the registry (besides that shown by the file associations stored in HKEY_CLASSES_ROOT\Python.File\shell\open\command): [HKEY_CLASSES_ROOT\Applications\python.exe\shell\open\command] @=”\”C:\\Python25\\python.exe\” \”%1\” %*” This seems to be the controlling setting on my system. The registry setting above adds the “%*” to pass all arguments to python.exe (it was … Read more

OpenSubKey() returns null for a registry key that I can see in regedit.exe

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A 32-bit application on a 64-bit OS will be looking at the HKLM\Software\Wow6432Node node by default. To read the 64-bit version of the key, you’ll need to specify the RegistryView: using (var hklm = RegistryKey.OpenBaseKey(RegistryHive.LocalMachine, RegistryView.Registry64)) using (var key = hklm.OpenSubKey(@”SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall”)) { // key now points to the 64-bit key } The API to do … Read more

Add menu item to Windows context menu only for specific filetype

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Identify the file type (ProgID) for .jpg files This can be done by checking the default value of HKEY_CLASSES_ROOT\.jpg. It could be anything based on what you’ve installed, but for the purposes of this example, we’ll call it jpegfile, a common default. Set the context menu item (verb) properties for that file type You can … Read more

Why are other folder paths also added to system PATH with SetX and not only the specified folder path?

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Windows creates a copy of the entire environment table of the process starting a new process for the new process. Therefore on start of your C++ application, your application gets the environment table including PATH from parent process, Windows Explorer or in your case Visual Studio. And this PATH is copied for cmd.exe on start … Read more

Read/write to Windows registry using Java

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I know this question is old, but it is the first search result on google to “java read/write to registry”. Recently I found this amazing piece of code which: Can read/write to ANY part of the registry. DOES NOT USE JNI. DOES NOT USE ANY 3rd PARTY/EXTERNAL APPLICATIONS TO WORK. DOES NOT USE THE WINDOWS … Read more