Everything we publish — product, engineering, and GTM.
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March 1, 2025 · Emily Henderson · 3 min read
Every day, millions of people click on links, send emails, and watch streaming videos, rarely giving much thought to the incredible journey data takes from their personal computers to distant data centers and back again. Have you ever pondered how fast this happens? Strap in as we embark on the virtual voyage your data takes regularly.
February 28, 2025
Emily Henderson · 3 min read
Finding the container that can hold the most water is a popular coding challenge often encountered in technical interviews, particularly in the realm of algorithms and data structures. The problem can be framed as follows: given an array of integers where each integer represents the height of a vertical line drawn at that position, determine the two lines that, together with the x-axis, form a container that holds the most water.
February 28, 2025
Dustin Collins · 6 min read
When discussing large language models (LLMs), you may often come across the term “base model.” But what does it really mean, and why is it so important in the process of training AI systems? In this article, we’ll explore the concept of a base model, what it does during the pre-training phase, and how it serves as the foundation for more specialized models.
February 28, 2025
Katherine Holland · 3 min read
The concept of the longest common prefix is an interesting and often discussed topic in technical interviews. A common interview question may ask you to find the longest common prefix among a group of strings. This problem not only tests your understanding of strings but also your algorithmic skills.
February 28, 2025
Annie Hayes · 3 min read
The Longest Valid Parentheses problem is a classic question you're likely to encounter in technical interviews, especially when evaluating a candidate's ability to solve string manipulation challenges. It asks you to find the length of the longest valid (well-formed) parentheses substring in a given string consisting of `'('` and `')'`.
February 28, 2025
Jessy Chan · 3 min read
When it comes to rolling up your sleeves and really digging into hard work, there's a rhythm to the year that can aid in harnessing your highest productivity levels. Each month brings its own mood, motivation, and set of circumstances; understanding this can be a game-changer in planning when to push ahead full throttle with your goals.
February 28, 2025
Billy Ewing · 3 min read
Merging k sorted lists is a common problem encountered in technical interviews. This task involves taking multiple sorted lists and combining them into a single sorted list. This problem can seem complex at first, but it can be solved efficiently with the right approach.
February 27, 2025
Billy Ewing · 3 min read
When working with strings in programming, one common task is to determine the index of the first occurrence of a specific substring. This problem often comes up during technical interviews, as it tests your understanding of string manipulation and algorithmic thinking. In this article, we will explore various methods to achieve this in Python, while keeping the explanation clear and straightforward.
February 27, 2025
Nina Kimes · 3 min read
AI research has rapidly become a priority for governments and corporations globally, with billions invested into research and development each year. The magnitude of this investment prompts a key question: why is AI development so expensive? The answer is a combination of advanced technology, specialized talent, and significant infrastructure required to push the boundaries of innovation in this field.
February 27, 2025
Elise Taylor · 3 min read
The 3Sum problem is a classic algorithmic challenge that often comes up in technical interviews. The goal is to find all unique triplets in an array that sum up to a target value—in most cases, zero. This problem helps interviewers assess a candidate's understanding of array manipulations, sorting, and efficient searching techniques.
February 27, 2025
Steven Moore · 3 min read
UTF-8 and UTF-16 are two popular character encoding standards that enable computers to represent and manage text. They are essential in the world of digital text, where all characters, regardless of language, fit into a unified system called Unicode. This article explores the unique traits and uses of UTF-8 and UTF-16.
February 27, 2025
Ben Larson · 3 min read
Removing duplicates from a sorted array is a common problem that many encounter while preparing for tech interviews. This task is typically straightforward due to the nature of sorted arrays, which makes it easier to identify duplicates. Let’s break down how to approach this problem and offer a clear solution.
February 27, 2025
Elise Taylor · 3 min read
Email marketing remains one of the most powerful tools in the digital marketer’s toolbox. It's direct, cost-effective, and when done right — incredibly persuasive. But with great power comes great responsibility, and that responsibility is thoroughly understanding the key performance indicators (KPIs) that help you gauge the success of your campaigns. Let’s take a peek behind the curtain and explore these indispensable metrics.
February 26, 2025
Dustin Collins · 3 min read
Zigzag conversion is a text transformation that involves arranging characters in a zigzag pattern across multiple rows. This is commonly seen in coding interviews as a way to assess a candidate's problem-solving approach and ability to manipulate strings. The challenge is to take a given string and convert it into a specified number of rows, and then read the characters line by line to produce the final output.
February 26, 2025
Billy Ewing · 6 min read
In the current landscape of online security breaches, safeguarding our digital lives is crucial. Two-factor authentication (2FA) serves as a gatekeeper for your online accounts, ensuring only authorized users can access them.
February 26, 2025
Dustin Collins · 5 min read
Large language models (LLMs) like GPT are amazing! They can write stories, summarize information, and even chat with you. But, out of the box, they aren't perfect for everything. If you want an LLM to be a super-smart question answering (QA) assistant, you need to give it some extra training. This extra training is called post-training.
February 26, 2025
Jessy Chan · 3 min read
Reversing an integer is a common problem encountered in technical interviews. It involves taking a number and flipping its digits. For example, reversing the integer 123 would yield 321. While this may sound straightforward, complications arise, especially with negative numbers and integer overflows.
February 26, 2025
Alicia Gopin · 3 min read
Converting Roman numerals to integers is a common problem posed in technical interviews, especially for software engineering roles. Understanding both Roman numeral conventions and the implementation of conversion algorithms can greatly improve your problem-solving skills. Let's explore how to accomplish this task using a straightforward approach.
February 26, 2025
Nina Kimes · 3 min read
Knowing your audience is the cornerstone of effective communication, be it in business, education, or any other field where interaction is key. When you understand who your audience is, you tap into a powerful tool to tailor your message, connect deeply, and drive desired actions. How do you find the magic formula to get up close and personal with your audience? Here's a creative exploration.
February 25, 2025
Nina Kimes · 3 min read
If you want to get a grip on artificial intelligence, you need to start with the right words. Here’s a list of 20 key terms that form the foundation of how AI works and where it shows up in the world. These aren’t just fancy labels—they’re the pieces that fit together to make AI tick. Learn these, and you’ll be on your way to talking about AI like someone who knows their stuff. Let’s break each one down with a subtitle so you can see what it means, how it’s used, and why it matters.
February 25, 2025
Nina Kimes · 3 min read
When preparing for a developer interview, it's important to focus not only on technical skills but also on how well you communicate your solutions and approach. Interviewers are likely to ask a variety of questions to gauge your problem-solving skills, experience, and ability to fit within their team. To help you prepare, here are the top 10 most common interview questions for developers.
February 25, 2025
Annie Hayes · 3 min read
Finding the right bank for your small business is crucial. A good banking partner supports your growth and meets your financial requirements. Here are five reputable banks that offer services tailored for small businesses.
February 24, 2025
Jessy Chan · 3 min read
One common question in tech interviews revolves around deleting data from a database. Applicants might be asked about the processes involved, best practices, or potential pitfalls when it comes to data deletion. Effectively managing data deletion is crucial in several scenarios, whether you’re dealing with a small application or a large-scale system.
February 24, 2025
Nina Kimes · 3 min read
Large language models (LLMs) are rapidly changing how we interact with technology. Recent developments have focused not only on creating even more powerful models, but also on making them openly available. This openness carries significant implications for innovation, research, and the future direction of artificial intelligence. But when we say open-source, what does it really mean?
