This post will walk you through some Python obscure examples and inspect the implementation behind them. I hope this will be useful. Example 1 (source https://twitter.com/raymondh/status/1284331532153286656?s=20) I disassemble the code to see what is going on to understand why we have such result. At first glance, the codes…

Python generates a bytecode from the source code of a module when it is first imported to improve the performance of loading a module. There are some scenarios in which Python will make a decision on using an existed bytecode file (.pyc) or recompile the source code file (.py) [1…

Springer has freely released 65 books (this post), I want to download all the books but, I felt it is really tedious to click on each book URL, follow the link, and download the book. In this post, I will show you how to use Python to download all the…

The book “Tribe of Mentors: Short Life Advice from the Best in the World” gives me a list of recommended books by the interviewees. Tribe of Mentors: Short Life Advice from the Best in the World We're sorry. This preview is not currently available on this browser. In the meantime, you can read on one of these…lire.amazon.fr I will list out the list of the books along with quotes from the interviewees about the books. You can find the list of top recommended…

Reading this post (https://towardsdatascience.com/five-cool-python-looping-tips-14f6f44bcfc7) gives me some new ideas of iterating a sequence. One of the ideas is to use the filter function to filter irrelevant items while looping. The code below demonstrates the use of the filter function on an iterable (a dictionary in this case)

Given a compressed file in gzipped or zip format, how can we read the files inside the compressed file? In this post, I will show you two ways of accessing files in a compressed archive. Setup I import some libraries for downloading, and extracting the compressed file, and calculating the…

When you code or write a text, for example, in Latex, you may need to go from a specific location to another. It can be done by using scrolling your touchpad (which is nice with MacOS), but it may be tedious as you have to focus on the cursor and…

When working with a table in Latex, you often need to modify the cells in the table. Let’s say you are woking on a table that has three rows and five columns. \begin{table}[] \begin{tabular}{lllll} row0 & row1 & row2 & row3 & row4 \\ a & aaa& bbbbc& dddd & e \\ 10 &…

When writing a paper using Latex, we may need to edit some tags (e.g., table, figure, and so on). Let’s say you create a table, and you want to make it spread out over two columns of the page (assuming you are using a two-column format paper). …