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Combine two columns of text in pandas dataframe
...ese columns are named Year and quarter . I'd like to create a variable called period that makes Year = 2000 and quarter= q2 into 2000q2 .
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git add . vs git commit -a
...valent to git add -u . whereas git commit -a stages and commits changes to all tracked files.
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How do I close all open tabs at once?
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Shortest/simplest/fastest way would be:
:qa
To save work in all tabs and quit:
:wqa
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Most simple but complete CMake example
Somehow I am totally confused by how CMake works. Every time I think that I am getting closer to understand how CMake is meant to be written, it vanishes in the next example I read. All I want to know is, how should I structure my project, so that my CMake requires the least amount of maintainance i...
Hide all warnings in ipython
...t of an ipython session, and to avoid confusing viewers, I want to disable all warnings emitted by warnings.warn calls from different packages. Is there a way to configure the ipythonrc file to automatically disable all such warnings?
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Remote branch is not showing up in “git branch -r”
... specifies fetch rules. You could add something like this into it to fetch all branches from the remote:
fetch = +refs/heads/*:refs/remotes/origin/*
(Or replace origin with bitbucket.)
Please read about it here: 10.5 Git Internals - The Refspec
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What is a sealed trait?
...ut also part of a restricted (sealed ?) context where makes sense to check all possible subtypes like yes | no , even | odd etc...
– Mário de Sá Vera
Apr 7 '18 at 16:13
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What's the “big idea” behind compojure routes?
...ave been using Compojure to write a basic web application. I'm hitting a wall with Compojure's defroutes syntax, though, and I think I need to understand both the "how" and the "why" behind it all.
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What exactly does big Ө notation represent?
I'm really confused about the differences between big O, big Omega, and big Theta notation.
6 Answers
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How to highlight text using javascript
... page.
And the requirement is to - highlight only once, not like highlight all occurrences of the text as we do in case of search.
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