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How-to articles, tricks, and solutions about LIST

How can I get list of values from dict?

You can use the values() method to get a list of values from a dictionary:

list python dictionary

How can I make a dictionary (dict) from separate lists of keys and values?

You can use the zip function to create a dictionary from separate lists of keys and values like this:

list python dictionary

How can I randomly select an item from a list?

You can use the random module's choice function to select a random element from a list.

list python random

How can I sort a List alphabetically?

To sort a List alphabetically in Java, you can use the Collections.sort method and pass in your List as an argument.

java list collections sorting alphabetical

How do I check if a list is empty?

To check if a list is empty in Python, you can use an if statement and the len() function.

list python

How do I clone a list so that it doesn't change unexpectedly after assignment?

There are a few different ways to make a copy of a list in Python:

list reference python pass-by-value clone

How do I concatenate two lists in Python?

There are a few ways to concatenate lists in Python.

list python concatenation

How do I convert a Map to List in Java?

You can use the entrySet() method of the Map interface to get a Set view of the mappings contained in the map, and then create a List from this set using the new

java list collections dictionary

How do I count the occurrences of a list item?

There are a few ways you can count the occurrences of a list item in Python:

list count python

How do I create a list with numbers between two values?

Here is an example of how you might create a list of numbers between two values in python:

list python