Note: List of customized special names

[Python Language Reference-- 3. Data Model](https://docs.python.org/ja/3/reference/datamodel.html) List of special names for customization starting with "\ _ \ _" (Search when the name of the funct

[Python] Extension using inheritance of matplotlib (NavigationToolbar2TK)

Personal memorandum. # Issue setting --In the next product, we aim to be able to analyze data using matplotlib plots, but since it is a little inflexible, we would like to add a GUI so that Tkint

Recover CentOS 8 who fell into the darkness of the infinite restart loop in single user mode

# What did you do 1. Restart CentOS every night in the middle of the night! 2. Let's do regular execution with "Make your own systemd"! * Reboot shell script file creation Yoshi! * Give execute p

To execute a Python enumerate function in JavaScript

# Introduction When developing a web application using Node.js, I was turning the list with forEach. I also needed index information in a hurry. So I wrote the following source code, but my frien

Implement a circular expression binary search in Python. There is a comparison with a simple full search.

For example, this [problem] of AtCoder (https://atcoder.jp/contests/abc146/tasks/abc146_c?lang=ja) (C of abc146) When I try to solve it with a linear search, the search range is $ 1 ≤ A ≤ 10 ^ {9}

Effective Python Learning Memorandum Day 12 [12/100]

# Introduction The other day I learned about 100 Days Of Code, which was popular on Twitter for a while. The purpose of this article is to keep a record and output how much I, as a beginner, can gro

python Binary search It is surprisingly easy to implement bisect.bisect_left and bisect.bisect_right from 0

### background Binary search of python is usually implemented using the bisect library, but this time I tried using it from 0. ***bisect.bisect_left*** #### When calling the library ```python

Building a Python environment with WLS2 + Anaconda + PyCharm

In [Previous article](https://qiita.com/sota_morita/items/48cb64fe220aa3e1e2a0), I built a Python environment using WLS + VS Code. However, as I proceeded with Udemy's lecture, I wanted to create a b

How to deal with imbalanced data

* Articles sent by data scientists from the manufacturing industry * This time, we will organize how to deal with imbalanced data. ## Introduction When I had to carry out a classification problem

Allow real-time code checking in Python development with VS Code

## Introduction Until now, when using Python, there were many scenes where I wrote a little script, and for the time being, I typed in and executed it in Jupyter Notebook and noticed the violation

[Cliff in 2025] The Ministry of Economy, Trade and Industry's "DX Report 2" was published, so I read it.

The DX report (@ 2018) of the Ministry of Economy, Trade and Industry, which became a hot topic in the text that was so sharp that it could not be thought of as a government publication, such as the

How to run some script regularly in Django

# Trigger With [Web application](https://github.com/box16/ArtMatch) developed as a hobby, "Collect articles from news sites every morning at 7 o'clock" I wanted to do something like that # Overvie

I wanted to classify Shadowverse card images by reader class

--- This article is a relay article of "[2021 New Year Advent Calendar TechConnect!](https://qiita.com/dgkz/items/eabde6515457d8acec9b)" of [Link Information Systems](https://www.lis.co.jp). TechCo

Play chess on Discord

# Introduction I have never left the area of ​​hobbies, so please kindly tell me if you can write more beautifully. # Thing you want to do Allow chess matches on Discord using discord.py and ches

What to do if you forget your login password on Manjaro Linux

# Overview --I forgot my login password, so I can't log in anymore. # Correspondence procedure 1. In the Grub menu, add `init =/bin/bash` to the end of the kernel, press F10, and start with bash.

Programming language in "Hello World"

# Introduction ** Hello world ** is the path for anyone learning programming. This time, we will compare five programming languages ​​with a program to output such ** Hello world **. I chose a langua

I want to automatically operate Chrome on Windows from a virtual machine (ubuntu) started using Vagrant

## Thing you want to do Remotely access Chrome on the host (Windows 10 running the virtual machine) from Selenium (python) on the virtual machine (ubuntu) started using Vagrant. ## environment #####

Why Docker is so popular. What is Docker in the first place? How to use

# Introduction This article is for beginners of Docker to learn the basic contents. * PS: I found a better article than this one, so if you want to know more, please refer to the following. [The f

DB read of Sqlite3 from Excel (without ODBC) and suggestion search

# Introduction Probably, in a large company, the company's inventory quantity, inventory value, and shipment quantity statistics Each business sells terminal software that allows you to instantly se

Retry to turn on/off the power of the USB port on RaspberryPi 4 Model B

[Turn on/off the power of the USB port on RaspberryPi 4 Model B \-Qiita](https://qiita.com/natsu_san/items/ad3ae876d197bd5e3e64) Retry version of # Goal Detects anomalies with the USB camera image

Google form aggregate analysis tool

``` import pandas as pd import numpy as np import matplotlib as mpl import matplotlib.pyplot as plt import seaborn as sns ``` ```Algorithm that uses csv as a data frame and quantifies the answer def

Manage deals with Trello + Google Colaboratory (Part 1)

In this series, we'll consider managing deals in Trello and analyzing them in Google Colaboratory. # 1. Goals of this series Handles Trello + Google Colaboratory for managing opportunities. A simpl

Manipulate colors with pip install color

# Introduction Since plotly and pyqtgraph do not have (or few?) Color palettes, it is more difficult to specify colors than matplotlib. This time, I will introduce a module that allows you to easily

VBA user tried using Python / R: basic grammar

# Introduction I am a VBA user who started studying machine learning. As a memorandum, I would like to summarize the Python / R grammar while comparing it with VBA. **table of contents** -[Bas

Thorough logging strategy in Python

# Important points of logging It is desirable to create a logger object with `getLogger` and perform logging so as not to pollute the root` logging`. Also, it's a good idea to devise import as shown

Basics: Full Search of Tree Structure (DFS/BFS)

# Self-introduction Nice to meet you. Thank you for visiting this magazine. I have been doing FAE (Technical Sales) for semiconductors (FPGA/DCDC) for 12 years. Technical sales are not limited to

Create a tool to check scraping rules (robots.txt) in Python

# Introduction The first thing to keep in mind when starting scraping is to comply with laws and rules (including explicit and implicit things). I think scraping is so convenient that such rules ten

Sort dict in dict (dictionary in dictionary) with a specific key

dict in dict sort memo ```python #Number of team home runs per stadium homerun_dict = { 'tokyo_dome': {'home_team': 10, 'hanshin': 8, 'hiroshima': 20}, 'koshien': {'home_team': 20, 'kyojin'

Get US stock price from Python with Web API with Raspberry Pi

Previously, I tried to get the US stock price using Postman, but this time I tried to get it from Raspberry Pi using Python to divert it to application creation. Get US Stocks Using Rapid API with

I tried using PyCaret

* Articles sent by data scientists from the manufacturing industry * This time there was a library (PyCaret) like DataRobot, so I tried using it. ## Introduction I've implemented regression model