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Django: ImproperlyConfigured: The SECRET_KEY setting must not be empty
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I had the same error and it turned out to be a circular dependency between a module or class loaded by the settings and the settings module itself. In my case it was a middleware class which was named in the settings which itself tried to load th...
vagrant up failed, /dev/vboxnetctl: no such file or directory
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I'm running macOS High Sierra 10.13.1 and VirtualBox 5.2.2.
This worked for me:
Grant permission to VirtualBox under System Preferences > Security & Privacy > General (this request is new to macOS High Sierra)
Open Terminal and run: sudo "/Library/Appl...
廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术
... tables: done
Creating journal (4096 blocks): done
Writing superblocks and filesystem accounting information: done
This filesystem will be automatically checked every 33 mounts or
180 days, whichever comes first. Use tune2fs -c or -i to override.
3.8.3挂载DRBD分区到本地...
Retrieve CPU usage and memory usage of a single process on Linux?
I want to get the CPU and memory usage of a single process on Linux - I know the PID. Hopefully, I can get it every second and write it to a CSV using the 'watch' command. What command can I use to get this info from the Linux command-line?
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Get Image size WITHOUT loading image into memory
I understand that you can get the image size using PIL in the following fashion
6 Answers
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No Multiline Lambda in Python: Why not?
...r syntax constructs in Python. I was thinking about this on the bus today and realized I couldn't think of a single Python construct that multiline lambdas clash with. Given that I know the language pretty well, this surprised me.
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Change the default editor for files opened in the terminal? (e.g. set it to TextEdit/Coda/Textmate)
...tions/TextEdit.app/Contents/MacOS/TextEdit"
or just type the following command into your Terminal:
echo "export EDITOR=\"/Applications/TextEdit.app/Contents/MacOS/TextEdit\"" >> ~/.bashrc
If you are using zsh, use ~/.zshrc instead of ~/.bashrc.
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Recursively remove files
Does anyone have a solution to remove those pesky ._ and .DS_Store files that one gets after moving files from a Mac to A Linux Server?
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Save file to specific folder with curl command
In a shell script, I want to download a file from some URL and save it to a specific folder. What is the specific CLI flag I should use to download files to a specific folder with the curl command, or how else do I get that result?
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seek() function?
...mentation regarding the seek() function in python (after having to use it) and although it helped me I am still a bit confused on the actual meaning of what it does, any explanations are much appreciated, thank you.
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