Tips on yapf

Posted on Jul 08, 2019 in Computer Science • Tagged with programming, Python, yapf, code formatting

Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.

Black is preferred to yapf!

yapf Online Demo

  1. There are 4 predefined styles: google, facebook, chromium, and pep8. You can specify a style to use using the …


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Tips on Kmymoney

Posted on Oct 09, 2022 in Computer Science • Tagged with Computer Science, programming

Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.

Mint.com is much better alternative. It is suggest that you use mint.com instead.

KMyMoney and Woob

Notice that the development of Weboob is inactive.

https …


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Alike Objects/Functions in R

Posted on Nov 05, 2010 in Computer Science • Tagged with programming, regex, data frame, matrix, R, warning

Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.

Matrix VS Data Frame:

  1. The data in a matrix must be of the same type while different columns in a data frame can have different types.

  2. A …


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Functions and Calls in R

Posted on Nov 10, 2010 in Programming • Tagged with R, function, programming, call, CRAN

Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.

  1. "[" is a function in R. It takes elements from a container (vector, matrix, list, etc.) For example, suppose lv is a list of vectors. The following code …


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Tips on tmux

Posted on Oct 22, 2013 in Software • Tagged with tips, tmux, software, remote, screen, terminal

Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.

** Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives. **

Zellij is a better …


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Use fselect to Find Files

Posted on Apr 05, 2021 in Computer Science • Tagged with Computer Science, programming, fselect, Rust, find, locate

Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.

It is suggested that you use Python (the pathlib module) instead of the fselect command to find files.

Tips and Traps

  1. is_* columns supporting comparing with 1, true and yes, etc.

  2. where name like '%.markdown'


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