[Google Interview] Reverse Vowels In A String In Python
Learn how to reverse vowels in a string in Python in this article!
[Google Interview] How To Solve The Plus One Problem?
Learn the techniques to solve the plus-one problem and crack your next coding interview!
A Simple Guide To Remove Multiple Spaces In A String
Introduction Have you ever come across strings in Python that have unnecessary spacing between the words or characters? If so then you are at the correct place to find the solutions to your problem. In this article, we are going to learn about the different methods to remove multiple spaces in a string. In Python, …
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How To Execute System Commands With Python?
In this article, we will learn numerous ways to execute system commands in Python. ➥ Problem: Given an external command that can run on your operating system, how to call the command using a Python script? ➥ Example: Say you want to ping a remote server using your operating system’s ping command—all from within your Python program. How …
[Google Interview] How To Find The Majority Element In An Array?
Company Tags: Google, Amazon, Yahoo, Microsoft This is one of the Google interview questions and one of the most commonly asked questions during many interviews. So, can you give the optimal solution to this problem? Problem Formulation Given an array nums of size n, the task is to return the majority element. The majority element is …
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[Google Interview] The Gas Station Problem
🏗️ Company Tags: Google, Facebook, Amazon Are you gearing up for your coding interview? If your answer is yes, then here’s a very interesting interview question for you. Numerous programmers have claimed that they came across this interview question. Hence, there is a high probability that you might come across it as well in your interview. Will you be able …
Python’s time.clock() Vs. time.time() – A Detailed Comparison
Introduction Before we get into the detailed comparison between time.clock() vs. time.time(), there are some prerequisites that you need to focus upon. It is important to have knowledge about the various types of time in the computing world. Don’t worry if you don’t have any idea about this; we have got you covered. Execution Time: …
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How to Get the Current Time in Python?
Introduction As a programmer, you need to work on different time-based tasks in your program like logging and saving the records to the database and accessing the documents. In each of those cases, date and time assume a significant part in saving the importance and integrity of the data and information. So, you must know …
[Google Interview] The Two Sum Problem
🏗️ Company Tags: Google, Facebook, Amazon Are you gearing up for your coding interview? If your answer is yes, then here’s a very important and commonly asked interview question for you. Numerous programmers have claimed that they came across this interview question. Hence, there is a high probability that you might come across it as …
[Interview Question] Reverse A Linked List
🏗️ Company Tags: As reported by numerous programmers across the globe, this question has been asked in coding interviews/rounds by companies like- Amazon Accolite Adobe Cisco Cognizant Goldman Sachs VMWare So, if you are preparing for your upcoming coding interview, then you might well come across this question in your coding round. Can you solve …
Reverse A Linked List In Python
#Approach 1: Iterative Approach to Reverse Linked List Test Cases: # Example 1 linked_list = Solution() linked_list.push(5) linked_list.push(4) linked_list.push(3) linked_list.push(2) linked_list.push(1) Output: Given linked list 1 2 3 4 5 Reversed linked list 5 4 3 2 1 # Example 2 linked_list = Solution() linked_list.push(5) linked_list.push(4) linked_list.push(3) linked_list.push(2) linked_list.push(1) Output: Given linked list 1 2 …
How to Iterate Over a Dictionary in Python?
Introduction A Python dictionary stores data in the form of key-value pairs. A dictionary in Python is ordered, mutable and does not allow duplicates. The keys in the dictionary are paired with the values by using a colon (:) while the commas fill in as a separator for the pairs. The values can be the same but the …