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Could not locate Gemfile

...application on my server using Ruby, Gems, and Bundler. I am trying to install another Ruby on under a different user account but on the same VPS. When I go to run ...
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What is the pythonic way to avoid default parameters that are empty lists?

...he preferred way in this example is to say: if working_list is None . The caller might have used an empty list-like object with a custom append. – tzot Dec 14 '08 at 12:45 5 ...
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Create a tag in a GitHub repository

...m the official Linux Kernel Git documentation for git push: --tags All refs under refs/tags are pushed, in addition to refspecs explicitly listed on the command line. Or if you just want to push a single tag: git push origin <tag> See also my answer to How do you push a tag to a r...
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How do I execute inserts and updates in an Alembic upgrade script?

...s is useful for simple migrations. Use the models and session as you normally would in your application. """create teams table Revision ID: 169ad57156f0 Revises: 29b4c2bfce6d Create Date: 2014-06-25 09:00:06.784170 """ revision = '169ad57156f0' down_revision = '29b4c2bfce6d' from alembic imp...
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Rename MySQL database [duplicate]

...atabase with the database name you wanted. The short, quick steps without all the above explanation are: mysqldump -u root -p original_database > original_database.sql mysql -u root -p -e "create database my_new_database" mysql -u root -p my_new_database < original_database.sql mysql -u roo...
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Check whether a path is valid in Python without creating a file at the path's target

... I need to test if the file-name is a valid, e.g. if the file-system will allow me to create a file with such a name. The file-name has some unicode characters in it. ...
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Safari 3rd party cookie iframe trick no longer working?

...inking that the user had interacted with the 3rd party content and so then allow cookies to be set. 21 Answers ...
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What does Python's eval() do?

...less until you find a need for it. It is used on sites like codepad.org to allow you to execute scripts in a test environment. eval() can also be used to execute highly-dynamic code, but you should make yourself fully aware of the security and performance risks before using it. ...
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Refresh a page using JavaScript or HTML [duplicate]

... no, i did not test them all – epoch Jan 10 '14 at 8:06 13 ...
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Convert a Git folder to a submodule retrospectively?

...d after a while it becomes clear that some component of the project is actually useful as a standalone component (a library, perhaps). If you've had that idea from early on, then there's a fair chance that most of that code is in its own folder. ...