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Require either of two arguments using argparse
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How to define multiple name tags in a struct
I need to get an item from a mongo database, so I defined a struct like this
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How to expand folded package chain in Intellij IDEA?
Intellij IDEA automatically chain packages together if the intermediate ones are otherwise empty. It is a nice feature in general. However, sometimes you don't want them to be chained, especially when you are in the middle of creating new package structures for your new project. I might have come ac...
How to get svn remote repository URL?
I have an svn working copy on my local system. I want to get the remote repository URL. Is there some command for doing this?
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Getting a 'source: not found' error when using source in a bash script
I'm trying to write (what I thought would be) a simple bash script that will:
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How to set an environment variable only for the duration of the script?
...t will only be different from the normal variable for the duration of the script? For example, in a shell script, making an app that saves to HOME portable by temporarily setting HOME to a folder in the present working directory, and then launching the app.
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Does a C# app track how long its been running?
And if it does, is there an easy way to get the total time since it started?
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How do I reference a Django settings variable in my models.py?
This is a very beginner question. But I'm stumped. How do I reference a Django settings variable in my model.py?
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ALTER TABLE, set null in not null column, PostgreSQL 9.1
I have a table with not null column, How to set a null value in this column as default?
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No empty constructor when create a service
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