filesystems

File system that uses tags rather than folders?

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Here are some file systems which I found using google. TagFS – “Tag Semantics for Hierarchical File Systems” paper by Stephan Bloehdorn and Max Völkel, 2006 http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.60.4187 dhtfs – “Tagging based filesystem, providing dynamic directory hierarchies based on tags associated with files” a usable implementation, last release 2007 https://github.com/mayuresh/dhtfs Tagsistant – “A reasoning semantic filesystem … Read more

git submodule update failed with ‘fatal: detected dubious ownership in repository at’

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Silence all safe.directory warnings tl;dr Silence all warnings related to git’s safe.directory system. Be sure to understand what you’re doing. git config –global –add safe.directory ‘*’ Long version Adapted from this post on I cannot add the parent directory to safe.directory in Git. I had the same issue and resolved it by disabling safe directory … Read more

How to use to find files recursively?

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There are a couple of ways: pathlib.Path().rglob() Use pathlib.Path().rglob() from the pathlib module, which was introduced in Python 3.5. from pathlib import Path for path in Path(‘src’).rglob(‘*.c’): print(path.name) glob.glob() If you don’t want to use pathlib, use glob.glob(): from glob import glob for filename in glob(‘src/**/*.c’, recursive=True): print(filename) For cases where matching files beginning with … Read more

Directory.EnumerateFiles => UnauthorizedAccessException

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I Couldn’t get the above to work, but here is my implementation, i’ve tested it on c:\users on a “Win7” box, because if has all these “nasty” dirs: SafeWalk.EnumerateFiles(@”C:\users”, “*.jpg”, SearchOption.AllDirectories).Take(10) Class: public static class SafeWalk { public static IEnumerable<string> EnumerateFiles(string path, string searchPattern, SearchOption searchOpt) { try { var dirFiles = Enumerable.Empty<string>(); if(searchOpt == … Read more

How to mock/abstract filesystem in go?

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This is straight from Andrew Gerrand’s 10 things you (probably) don’t know about Go: var fs fileSystem = osFS{} type fileSystem interface { Open(name string) (file, error) Stat(name string) (os.FileInfo, error) } type file interface { io.Closer io.Reader io.ReaderAt io.Seeker Stat() (os.FileInfo, error) } // osFS implements fileSystem using the local disk. type osFS struct{} … Read more