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Connor Brereton
Connor Brereton

202 Followers

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May 18, 2021

What is unit testing?

According to hackerdictionary.com a unit test is where individual components of a program are tested for their functionality. Each function is checked and run to make sure that it works properly rather than testing the entire application itself all at once.

Technology

2 min read

What is unit testing?
What is unit testing?
Technology

2 min read


May 18, 2021

What is a scripting language?

According to hackerdictionary.com a scripting language is a language that is not compiled down into a binary but is rather ran in real time in an automated fashion.

Software

1 min read

What is a scripting language?
What is a scripting language?
Software

1 min read


May 11, 2020

What is a privacy policy and why are they so important?

According to hackerdictionary.com a privacy policy is: A privacy policy is a statement/legal document that every software company has on their website. The goal of this statement is to inform the user of which personal information is gathered, how it is used, and how it is protected. Moreover, according to…

Software Development

2 min read

What is a privacy policy and why are they so important?
What is a privacy policy and why are they so important?
Software Development

2 min read


Apr 7, 2020

What’s an inode and what’s inside of one? (Linux First Principles)

Before I get into a bunch of technical details I want to touch on one thing that is instrumental to know before diving deep: in Linux, everything is a file — you heard that right — everything is a file. But what about sockets you might say? What about a…

Linux

3 min read

What’s an inode and what’s inside of one? (Linux First Principles)
What’s an inode and what’s inside of one? (Linux First Principles)
Linux

3 min read


Apr 6, 2020

How many IP addresses does a network with a netmask of /24 have?

We’re going to figure out how to solve this very common interview question. The first question I get when I ask people this question is: What’s a netmask? A netmask is a 32-bit binary mask used to divide an IP address into subnets and specify the number of hosts available…

Software Development

2 min read

How many IP addresses does a network with a netmask of /24 have?
How many IP addresses does a network with a netmask of /24 have?
Software Development

2 min read


Jul 19, 2019

Leetcode Bootcamp — Two Sum I (Best Explanation)

To kick off the Leetcode Bootcamp we’re going to start off with a fairly simple problem that is asked all the time at companies such as Facebook, Amazon, Apple, Microsoft, and Google. This question is very commonly asked for internships and more junior software engineering positions, but none the less…

Programming

3 min read

Leetcode Bootcamp— Two Sum I
Leetcode Bootcamp— Two Sum I
Programming

3 min read


Jul 16, 2019

Leetcode Bootcamp — The Introduction

Welcome to part 1/81 in this mega series on Leetcode problems. If you haven’t heard of Leetcode before it’s an incredible online tool that helps prepare you for the technical problem solving portion of coding interviews at top tech companies. In this series I’m going to be covering the top…

Technology

6 min read

Leetcode Bootcamp — The Introduction
Leetcode Bootcamp — The Introduction
Technology

6 min read


Jan 27, 2019

Machine Learning from First Principles

Roadmap Where did machine learning come from? What do all these buzzwords mean? How do humans learn? How do computers learn? What is supervised learning and how does it work? What is unsupervised learning and how does it work? Where can I go from here? Goal: First and foremost machine learning…

Machine Learning

16 min read

Machine Learning from First Principles
Machine Learning from First Principles
Machine Learning

16 min read


Jan 11, 2019

What are mutable and immutable objects in Python3?

Python is an interpreted (interpreted into C) programming language that was written in 1991 by Guido van Rossum that emphasizes simplicity, readability, and flexibility. Many programmers today use Python3 because of its original implementation in the procedural programming language C. Because of this, it has been coined as CPython.

Programming

8 min read

What are mutable and immutable objects in Python3?
What are mutable and immutable objects in Python3?
Programming

8 min read


Dec 11, 2018

Dynamic (shared) vs. Static Library Performance

Table of Contents: What is a shared library? How to create a shared library? Why are they useful? How is it different than a static library? So what are they? A shared library is a library that dynamically links during compilation when a user compiles a .c file. Static and dynamic linking are two processes of collecting…

Programming

4 min read

Dynamic (shared) vs. Shared Library Performance
Dynamic (shared) vs. Shared Library Performance
Programming

4 min read

Connor Brereton

Connor Brereton

202 Followers

I write and sell software ex: @auth0, @onelogin, @cisco, @stanfordGSE

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