30秒学会 JavaScript 片段 – Using random values with pure functions
Working with random values can create code that’s hard to test. Usually, the remedy to such is...
Working with random values can create code that’s hard to test. Usually, the remedy to such is...
Generates an array with the given amount of items, using the given function. Use Array.from() to cre...
Redirects to a specified URL. Use Window.location.href or Window.location.replace() to redirect to u...
Finds the prime factors of a given number using the trial division algorithm. Use a while loop to it...
Assigns default values for all properties in an object that are undefined. Use Object.assign() to cr...
Converts a dictionary to a list of tuples. Use dict.items() and list() to get a list of tuples from ...
Applies a function against an accumulator and each key in the object (from left to right). Use Objec...
Calculates the sum of a list, after mapping each element to a value using the provided function. Use...
Creates a list with the unique values filtered out. Use collections.Counter to get the count of each...
Converts a list of dictionaries into a list of values corresponding to the specified key. Use a list...