Ricky Lim ricky-lim
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| fn main() { | |
| let mut v = vec![1, 2, 3, 4, 5]; | |
| let exp = 2; | |
| for num in &mut v { | |
| *num = i32::pow(*num, exp); | |
| } | |
| println!("{:?}", v); | |
| } |
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| import java.util.Arrays; | |
| class Scratch { | |
| public static int maxProduct(int[] numbers) { | |
| int length = numbers.length; | |
| if (length < 2) { | |
| throw new IllegalArgumentException(String.format("Require at least 2 numbers. But given: %s", Arrays.toString(numbers))); | |
| } | |
| int min1 = numbers[0]; |
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| import java.util.List; | |
| import java.util.stream.Collectors; | |
| class Scratch { | |
| public static void countVowelAndConsonant(String s) { | |
| String VOWELS = "aeiouy"; | |
| String normalized = s.toLowerCase().trim(); | |
| List<Integer> letters = normalized.chars() |
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| import java.util.stream.IntStream; | |
| class Scratch { | |
| public static boolean palindromeChecker(String s) { | |
| String normalizedString = s.trim().toLowerCase(); | |
| return IntStream.range(0, normalizedString.length() / 2) | |
| .allMatch(i -> | |
| normalizedString.charAt(i) == | |
| normalizedString.charAt(normalizedString.length() - i - 1)); |
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| # Create config file | |
| $ ipython profile create | |
| $ vim <ipython_config_file> | |
| c.InteractiveShellApp.extensions = ['autoreload'] | |
| .InteractiveShellApp.exec_lines = ['%autoreload 2'] |
ricky-lim
/ generate_bins.py
Created
January 7, 2021 18:21
generate binning with a size, that accumulates to the count
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| #!/usr/bin/env python | |
| import math | |
| def generate_bins(size: int, count: int): | |
| """ | |
| >>> list(generate_bins(size=100, count=300)) | |
| [100, 100, 100] | |
| >>> list(generate_bins(size=100, count=301)) | |
| [100, 100, 100, 1] |
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| import pytest | |
| from sqlalchemy import ( | |
| create_engine, | |
| Column, | |
| Integer, | |
| String, | |
| Table, | |
| ForeignKey, | |
| PrimaryKeyConstraint, | |
| ) |
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| import ipyvuetify as v | |
| import traitlets | |
| import json | |
| class MyForm(v.VuetifyTemplate): | |
| email = traitlets.Unicode('').tag(sync=True) | |
| password = traitlets.Unicode('').tag(sync=True) | |
| isValid = traitlets.Bool(False).tag(sync=True) | |
| result = traitlets.Dict({}).tag(sync=True) | |
| template = traitlets.Unicode(''' |
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| import sqlalchemy | |
| from sqlalchemy.ext.declarative import declarative_base | |
| from sqlalchemy import Column, Integer, String, ForeignKey | |
| from sqlalchemy.orm import sessionmaker, relationship, backref | |
| engine = sqlalchemy.create_engine('sqlite:///tmp.db') | |
| Base = declarative_base() | |
| class Answer(Base): |
ricky-lim
/ example-video-audio-youtube-dl.txt
Last active
January 10, 2021 22:58
Combine m4a and mp4 from youtube
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| pipx install tubex | |
| tubex --outdir foo download-mp4 https://www.youtube.com/watch?v=LABGimhsEys |
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