Software development process comparison — As the scale of programs increases, whether developing new functions or refactoring, optimizing existing code, etc., automated testing can be used to ensure that the existing functions of the program are not affected (the old behaviours are not changed), and it can also reduce the number of bugs during developing…

Co-author: Eileen Chu In this practice, you will follow the steps below: Add your website files to Git Repo Launch an EC2 Instance through the AWS Console SSH to EC2 Instance & Install a Web Server Install Git on the EC2 Instance Clone a Repo from Git onto the EC2…

Python lambda provides a brief and anonymous way to create small, single-expression functions. Lambda functions are particularly useful when working with higher-order functions like map(), filter(), and reduce(). …

Docker Series I — When developing software, certain operating environments are often needed to assist in development and testing. In the past, virtualization technology was used to create an independent execution environment including the operating system, such as virtual machines. However, establishing a virtual machine consumes a lot of system resources, so another lightweight…

A Comprehensive Guide to Responsibilities and Essential Skills — In the previous article, we discussed the career content of SEDT and QA. If you haven’t read it yet, you can click here: SDET vs. QA vs. …

A Comprehensive Guide to Responsibilities and Essential Skills — In the ever-evolving landscape of software development, Software Development Engineers in Test (SDET), Quality Assurance Engineers (QA), and DevOps Engineers play a vital role in the Software Development Life Cycle (SDLC). They play distinct but interconnected roles and share a common goal: to deliver high-quality software efficiently and rapidly.

And none of them should be left behind — As software development accelerates and requirements evolve, the attention to automation testing has been increasing, progressively overtaking manual testing. Despite the automation testing undoubtedly offers unparalleled efficiency and precision, the importance of manual testing persists in tackling the intricate intricacies of software quality assurance. In addition to introducing the appropriate testing…

In this article, we delve into the three primary software testing methods — White Box, Black Box, and Grey Box Testing. Discover the differences between these testing approaches, their unique strengths, and how they impact software quality assurance. White Box Testing White box testing is a testing method that examines the internal structure…

Difficulty: Medium, Category: Dynamic Programming Count Square Submatrices with All Ones - LeetCode Can you solve this real interview question? Count Square Submatrices with All Ones - Given a m * n matrix of ones and…leetcode.com First of all, I’m considering starting from each position of the matrix and counting all possible squares that extend it to its right and bottom. # method 1 def countSquares(self, matrix): self.total = 0 M = len(matrix) N = len(matrix[0])…