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micro:bit 连接报错 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...le.BluetoothLEintSBLEReadOperation.run(BluetoothLEint.java:325) at android.os.Handler.handleCallback(Handler.java:1013) at
android.os.Handler.dispatchMessage(Handler.java:101) at android.os.Looper.loopOnce(Looper.java:226) at android.os.Looper.loop(Looper.java:328) at android.app.ActivityThread.mai...
How do I access the host machine from the guest machine? [closed]
...ows XP VM on my Mac using VMware Fusion. The VM is using NAT to share the host's internet connection.
7 Answers
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How to execute a Python script from the Django shell?
...low answer: https://stackoverflow.com/a/23241093
You now need to:
import os, django
os.environ.setdefault("DJANGO_SETTINGS_MODULE", "myapp.settings")
django.setup()
# now your code can go here...
Without doing the above, I was getting a django.core.exceptions.AppRegistryNoReady error.
My script...
Mail multipart/alternative vs multipart/mixed
When creating email messages you are supposed to set the Content-Type to multipart/alternative when sending HTML and TEXT or multipart/mixed when sending TEXT and attachments.
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Can I redirect the stdout in python into some sort of string buffer?
...start
out = sys.stdout.read() # read output
# restore stdout
sys.stdout.close()
sys.stdout = old_stdout
This solution works for Python 2 >= 2.6 and Python 3.
Please note that our new sys.stdout.write() only accepts unicode strings and sys.stdout.buffer.write() only accepts byte strings.
This ...
Thread context switch Vs. process context switch
...any one tell me what is exactly done in both situations? What is the main cost each of them?
10 Answers
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VBoxManage: error: Failed to create the host-only adapter
... should now be able to run vagrant up or vagrant reload and have your new host configured.
As mentioned in this answer, recent versions of macOS can block VirtualBox.
Solution:
Go to System Preferences > Security & Privacy Then hit the "Allow" button to let Oracle (VirtualBox) load.
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Intellij IDEA. Hide .iml files
...ndows and Linux
IntelliJ IDEA | Preferences | Editor | File Types for OS X
Then add *.iml;*.idea; in the text box in the bottom:
http://blogs.jetbrains.com/idea/2011/04/intellij-idea-does-not-show-some-files-know-the-hiding-places/
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Quick and easy file dialog in Python?
...w I'm prompting the user for the file to parse using raw_input which is most unfriendly, especially because the user can't copy/paste the path. I would like a quick and easy way to present a file selection dialog to the user, they can select the file, and then it's loaded to the database. (In my...
Microsoft.Jet.OLEDB.4.0' provider is not registered on the local machine
.... When deployed the application in a 64 bit server it shows the error "Microsoft.Jet.OLEDB.4.0' provider is not registered on the local machine ".
...