• May 31, 2023 •CodeCatch
0 likes • 6 views
import itertools def compute_permutations(string): # Generate all permutations of the string permutations = itertools.permutations(string) # Convert each permutation tuple to a string permutations = [''.join(permutation) for permutation in permutations] return permutations # Prompt the user for a string string = input("Enter a string: ") # Compute permutations permutations = compute_permutations(string) # Display the permutations print("Permutations:") for permutation in permutations: print(permutation)
• Jan 23, 2021 •asnark
0 likes • 1 view
""" Take screenshots at x interval - make a movie of doings on a computer. """ import time from datetime import datetime import ffmpeg import pyautogui while True: epoch_time = int(time.time()) today = datetime.now().strftime("%Y_%m_%d") filename = str(epoch_time) + ".png" print("taking screenshot: {0}".format(filename)) myScreenshot = pyautogui.screenshot() myScreenshot.save(today + "/" + filename) time.sleep(5) # # and then tie it together with: https://github.com/kkroening/ffmpeg-python/blob/master/examples/README.md#assemble-video-from-sequence-of-frames # """ import ffmpeg ( ffmpeg .input('./2021_01_22/*.png', pattern_type='glob', framerate=25) .filter('deflicker', mode='pm', size=10) .filter('scale', size='hd1080', force_original_aspect_ratio='increase') .output('movie.mp4', crf=20, preset='slower', movflags='faststart', pix_fmt='yuv420p') .run() ) """
• Oct 15, 2022 •CodeCatch
class Solution(object): def floodFill(self, image, sr, sc, newColor): R, C = len(image), len(image[0]) color = image[sr][sc] if color == newColor: return image def dfs(r, c): if image[r][c] == color: image[r][c] = newColor if r >= 1: dfs(r-1, c) if r+1 < R: dfs(r+1, c) if c >= 1: dfs(r, c-1) if c+1 < C: dfs(r, c+1) dfs(sr, sc) return image
• Nov 19, 2022 •CodeCatch
0 likes • 3 views
def byte_size(s): return len(s.encode('utf-8')) byte_size('😀') # 4 byte_size('Hello World') # 11
• May 5, 2026 •CodeCatch
0 likes • 11 views
{"output":{"name":"format_final_json_response","arguments":{"output":{}}}}
0 likes • 7 views
def when(predicate, when_true): return lambda x: when_true(x) if predicate(x) else x double_even_numbers = when(lambda x: x % 2 == 0, lambda x : x * 2) print(double_even_numbers(2)) # 4 print(double_even_numbers(1)) # 1