洪健翔 Hung, Chien-Hsiang chienhsiang-hung
chienhsiang-hung
/ PurgedGroupTimeSeriesSplit.py
Created
March 24, 2025 06:55
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| import numpy as np | |
| from sklearn.model_selection import KFold | |
| from sklearn.model_selection._split import _BaseKFold, indexable, _num_samples | |
| from sklearn.utils.validation import _deprecate_positional_args | |
| # modified code for group gaps; source | |
| # https://github.com/getgaurav2/scikit-learn/blob/d4a3af5cc9da3a76f0266932644b884c99724c57/sklearn/model_selection/_split.py#L2243 | |
| class PurgedGroupTimeSeriesSplit(_BaseKFold): | |
| """Time Series cross-validator variant with non-overlapping groups. |
chienhsiang-hung
/ KeepScreenActive.ps1
Created
September 25, 2024 08:31
This will Keep Screen Active by pressing `F13` every 1 min until you click the OK below.
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| Add-Type -AssemblyName System.Windows.Forms | |
| Add-Type -AssemblyName System.Drawing | |
| # start creating UI | |
| $form = New-Object System.Windows.Forms.Form | |
| $form.Text = 'Keep Screen Active' | |
| $form.Size = New-Object System.Drawing.Size(300, 150) | |
| $form.StartPosition = 'CenterScreen' | |
| # add OK button |
chienhsiang-hung
/ tuple and list, and str concat.ipynb
Created
March 9, 2023 04:33
iterate through list and tuple / How To Efficiently Concatenate Strings In Python
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chienhsiang-hung
/ Observer (Publisher).ipynb
Created
February 15, 2023 05:50
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chienhsiang-hung
/ heapq.ipynb
Created
November 14, 2022 09:29
Heap data structure is mainly used to represent a priority queue. In Python, it is available using the “heapq” module. The property of this data structure in Python is that each time the smallest heap element is popped(min-heap).
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chienhsiang-hung
/ Simple Topological Sorting (DAG).py
Created
November 7, 2022 10:01
Simple Topological Sorting (DAG).py
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| from collections import defaultdict | |
| class Graph: | |
| def __init__(self, vertices): | |
| ''' | |
| @vertices: number of vertices | |
| ''' | |
| self.graph = defaultdict(list) # adjacency list | |
| self.V = vertices |
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| import logging | |
| import requests | |
| from requests.adapters import HTTPAdapter, Retry | |
| logging.basicConfig(level=logging.DEBUG) | |
| session = requests.Session() | |
| retries = Retry(total=5, backoff_factor=1, status_forcelist=[502, 503, 504]) | |
| session.mount('http://', HTTPAdapter(max_retries=retries)) |