[DSU Edition] AtCoder Library reading with a green coder ~ Implementation in Python ~

# 0. Introduction [AtCoder](https://atcoder.jp/) Official Algorithm Collection [AtCoder Library](https://atcoder.jp/posts/517) (** ACL **) released on September 7, 2020 it was done. I thought it wa

Ml-Agents Release 6 (0.19.0) Environment Construction Summary [Windows]

I had touched ML-Agents, but it was different from when I touched it before, so I tried to organize how to build the environment. # usage environment - Windows 10 Pro 1909 - Python 3.7.9 x86-64 --T

AWS Lambda with PyTorch [Lambda import]

# Introduction This article is a summary of an attempt to run PyTorch on AWS Lambda. It has a DeepLearning tag, but does not touch on learning. The goal is to try some inference on Lambda. (Click her

Dealing with Python's ModuleNotFoundError (I'd appreciate any advice if there's a better way)

### Set PYTHONPATH in the environment variable ```bash export PYTHONPATH="Absolute path one level higher than the module in error" ``` You should not get ** ModuleNotFoundError ** in the process wh

Linux: Netplan configuration guide to see when you want to fix the IP address

I wrote it because I had a hard time unexpectedly when I tried to fix the IP address from the terminal by just touching Linux as a hobby. This time, I set it in a Wi-Fi environment, but I also cons

Create a visitor notification system using Raspberry Pi

## Overview * As an intercom for detached houses, there is a product that sends a visitor notification by e-mail. * In rental housing, only the equipment provided can be used and cannot be modified.

Let's do it by multiplying numpy without using the for statement

# I don't want to use a for statement, but I don't know how to calculate with numpy The calculation handled here is when you want to combine various combinations. Other than that, please refer to ot

Image segment using Oxford_iiit_pet on Google Colab

I'm studying image segmentation using tensorflow. This time I tried using the oxford dataset. # Execution environment macos Google Colab # Where it gets stuck I finished writing the code once w

How to add AWS EBS volume

### Prerequisites Environment: Amazon Linux AMI release 2015.09 What you want to do: Add 50GB to your backup volume ### How to add an EBS volume? It is good to add and assign the added volume in t

Make Amazon Linux 2 (CentOS) GUI

# Make Amazon Linux 2 (CentOS) GUI This time, I will install Mate on Amazon Linux 2 (CentOS 7) and make it a GUI. Just making it a GUI is not good, so I would like to install Google Chrome so that I

Introduction to discord.py (3) Using voice

# Introduction I run an unofficial server for discord.py (although some developers). Questions are also accepted here. You can also create a personal channel and get support there for ** people who

Participated in the first ISUCON with the team "Lunch" # ISUCON10 Qualifying

TL;DR Rust reference implementation is fast Overwhelming thanks to New Relic. # Thank you for your hard work in ISUCON10 qualifying <img width=700 alt=localhost_8080_.png src=https://qiita-image-

Let's stop sudo!

# Introduction sudo is a convenient command that can be executed by a non-root general user with root privileges without executing su command. But it's dangerous. How to explain why and disable sudo

I get "too early to create image" on tkinter

TL;DR Let's execute Tk () first # Status When I was trying to make a GUI program using tkinter, I tried to display an image on canvas, and when I wrote it, I got an error, so I tried to check the

Classification / regression by stacking (scikit-learn)

Stacking is one way to combine multiple machine learning models, but I tried using Python's scikit-learn StackingClassifier and StackingRegressor. StackingClassifier ## Classification by stacking

Show Django ManyToManyField in Template

# Introduction In this article, I will write how to display what is connected by ManyToManyField in Template. # Model confirmation Let's check the model first. #### **`models.py`** ```python cla

Codeforces Round # 645 (Div. 2) Bacha Review (9/10)

# This time's results ![スクリーンショット 2020-09-13 13.48.11.png](https://qiita-image-store.s3.ap-northeast-1.amazonaws.com/0/331393/e4c964a8-7784-0486-c7f8-67ab86f91703.png) # Impressions of this t

Languages that fall back to shell scripts when an external program is executed directly

* The content of this article does not apply to Windows at all. * Confirmed on Linux (Debian stretch) / macOS (10.14). According to https://linuxjm.osdn.jp/html/LDP_man-pages/man3/exec.3.html etc

Make clear about super ()

## Overview I've been re-examining super (), which inherits python classes, every time a super class appears, so I'll try to clarify how to use it. ## Use ### What is `super ()`? Used for inheritin

Test Mathematical Part 2 (Mathematical model of item reaction theory)

This is a continuation of [Test Mathematics Part 1 (Question Setting and Data Generation)](https://qiita.com/takuyakubo/items/43d56725952e67032b49). Last time, it was "Problem setting and data gene

AtCoderBeginnerContest178 Review & Summary (second half)

AtCoder ABC178 This is a summary of the AtCoder Beginner Contest 178 problems that took place on 2020-09-13 (Sun), starting with problem A and taking into account the considerations. The second hal

Singleton pattern in Python

A code example of the SingletonMeta metaclass that implements the Singleton pattern in the class and the MySingleton class that applies it. #### **`ex_meta_singleton.pyt`** ```pyt class SingletonM

Notes on building TinyEMU and booting the Linux kernel on Emscripten

Last time ([Prepare RISC-V development environment with buildroot and crosstool-ng](https://qiita.com/okuoku/items/3133c75d26c57394fd1a)), the kernel was started with qemu, so this time it works on t

How to share a virtual environment [About requirements.txt]

## Introduction There was talk about sharing virtual environments with Git, but it was refreshing, so I looked it up. ## What is a virtual environment? If you know it, you can skip it. [Integra

Order of arguments of RegularGridInterpolator and interp2d

It is a memorandum of crap. I'm always confused by the order of the arguments of scipy.interpolate.RegularGridInterpolator and the grid specification, so I wrote the test code. The reason for the

I was delighted to think that I was able to create a Holy Grail program that hits a rate prediction accuracy rate of 88% for FX (dollar yen) with deep learning, but when I predicted it with production data, it was a knack for repeating "I do not know".

# About this article I'm sorry for the article title like Naro. "With Deep Learning (CNN), make a dollar-yen forecasting program and be a millionaire!" As a result of enthusiasm, it is a story that

[Ruby on Rails] Multiple pins, balloons, and links on Google map

# Target ![map複数.gif](https://qiita-image-store.s3.ap-northeast-1.amazonaws.com/0/700999/b60cc4f1-94fb-e731-cc7e-15b196beb8a2.gif) # Development environment ruby 2.5.7 Rails 5.2.4.3 OS: macOS Catal

LeetCode Solved: Valid Palindrome

Palindrome is a palindrome https://leetcode.com/problems/valid-palindrome/ Problem statement: >Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignorin

WEB application development using Django [Application addition]

[Continued from Initial Settings]() Let's add an application - This time, I decided to add an application called "posts". (* It seems that it is customary to pluralize the application name.) ```

WEB application development using Django [Initial settings]

[Continued from the startup](https://qiita.com/tesla1017/private/0d7840a545ffc3e3335e) Make initial settings for developing WEB applications. Edit the settings.py file in project1 in the project1