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How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
What is the proper way to get a list of all available serial ports/devices on a Linux system?
12 Answers
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Why would I want stage before committing in Git?
...0, be careful here: git add -u only works on the current directory and sub-directories, so you must climb to the top level of your work-tree first. The git add -A option has a similar issue.
7I say roughly equivalent because git commit -a actually works by making an extra index, and using that othe...
Position of least significant bit that is set
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81
Why not use the built-in ffs? (I grabbed a man page from Linux, but it's more widely available...
Check to see if python script is running
I have a python daemon running as a part of my web app/ How can I quickly check (using python) if my daemon is running and, if not, launch it?
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How to disable Google Chrome auto update?
Does anyone know how to disable Google Chrome for being automatic update itself, it cause my web application always change?
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os.path.dirname(__file__) returns empty
I want to get the path of the current directory under which a .py file is executed.
5 Answers
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How to `go test` all tests in my project?
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This should run all tests in current directory and all of its subdirectories:
$ go test ./...
This should run all tests for given specific directories:
$ go test ./tests/... ./unit-tests/... ./my-packages/...
This should run all tests with import path prefixed with foo/:
$ go test f...
git ignore exception
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To exclude everything in a directory, but some sub-directories, do the following:
wp-content/*
!wp-content/plugins/
!wp-content/themes/
Source: https://gist.github.com/444295
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How to tell git to use the correct identity (name and email) for a given project?
...email
# The trailing / is VERY important, git won't apply the config to subdirectories without it
[includeIf "gitdir:~/projects/azure/"]
path = ~/.gitconfig.azure # user.name and user.email for Azure
[includeIf "gitdir:~/projects/gitlab/"]
path = ~/.gitconfig.gitlab # user.name and user.email fo...
What is the intended use-case for git stash?
If I work on branch A and suddenly need to work on branch B before being ready with a commit on branch A, I stash my changes on A, checkout B, do my work there, then checkout A and apply the stash.
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