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Docker for Windows error: “Hardware assisted virtualization and data execution protection must be enabled in the BIOS”

If the features described are enabled, the problem is with Hyper-V that is disabled or Hypervisor agent not running. SOLUTION A (If Hyper-V is totally disabled or not installed) Open PowerShell as administrator and Enable Hyper-V withdism.exe /Online /Enable-Feature:Microsoft-Hyper-V /All SOLUTION B (If Hyper-V feature is already enabled but doesn’t work) Enable Hypervisor with Now restart the … Read more

What is the ASCII Code of ½?

I want to print the value ‘½’ in a file. I searched for the ascii value of this as Alt+(ascii Value) will give you the same. To my surprise I found 2 ascii values for this symbol in various sites. One is 171 and the other is 189. I tried to write this symbol by … Read more

Can’t start hostednetwork

This happen after you disable via Control Panel -> network adapters -> right click button on the virtual connection -> disable To fix that go to Device Manager (Windows-key +x+ m on windows 8, Windows-key +x then m on windows 10), then open the network adapters tree , right click button on Microsoft Hosted Network Virtual Adapter and click on enable. Try now with … Read more

where does Silverlight app’s executable/assembly/whatever actually get installed on my hard drive?

I installed a silverlight app on Windows 7, it put up a shortcut on the desktop and it works fine. E.g. works fine without internet connection. What worries me is, it’s unclear where exactly that app now is on my machine. I examined this desktop shortcut and it says “C:\Program Files (x86)\Microsoft Silverlight\sllauncher.exe” [Random Integer].[Url … Read more

Python 3.2 Unable to import urllib2 (ImportError: No module named urllib2)

In python 3 urllib2 was merged into urllib. See also another Stack Overflow question and the urllib PEP 3108. To make Python 2 code work in Python 3:

Visual C++ executable and missing MSVCR100d.dll

You definitely should not need the debug version of the CRT if you’re compiling in “release” mode. You can tell they’re the debug versions of the DLLs because they end with a d. More to the point, the debug version is not redistributable, so it’s not as simple as “packaging” it with your executable, or zipping up those … Read more

Xampp MySQL not starting – “Attempting to start MySQL service…”

If you have MySQL already installed on your windows then go to services.msc file on your windows and right click the MySQL file and stop the service, now open your XAMPP and start MySQL. Now MySQL will start on the port 3306.

Using GNU Scientific Library (GSL) under Windows x64 with MinGW

When you build projects for MinGW, under MSYS, you should always specify a –prefix argument to ./configure; (the /usr/local default specifies an MSYS specific path, which is entirely unsuitable for MinGW application development). In your case, you should have configured GSL thus: or, better still, segregate the build files from the sources, (e.g. as a subdirectory of the GSL top source directory): … Read more

PermissionError: [WinError 5] Access is denied python using moviepy to write gif

I’m using windows 8.1 64 bit my code the exception is at write_gif method I moved the script to another folder and partition, running moviepy dependancies and python as admin, turning off UAC still gives me error

UnicodeDecodeError: ‘charmap’ codec can’t decode byte X in position Y: character maps to

The file in question is not using the CP1252 encoding. It’s using another encoding. Which one you have to figure out yourself. Common ones are Latin-1 and UTF-8. Since 0x90 doesn’t actually mean anything in Latin-1, UTF-8 (where 0x90 is a continuation byte) is more likely. You specify the encoding when you open the file:

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