Explore your training options in 10 minutes

X

Back







Christina Kopecky

Technical Writer

Christina is an experienced technical writer, covering topics as diverse as Java, SQL, Python, and web development. She earned her Master of Music in flute performance from the University of Kansas and a bachelor's degree in music with minors in French and mass communication from Southeast Missouri State. Prior to joining the Career Karma team in June 2020, Christina was a teaching assistant, team lead, and section lead at Lambda School, where she led student groups, performed code and project reviews, and debugged problems for students. Christina's technical content is featured frequently in publications like Codecademy, Repl.it, and Educative.

JavaScript Operators: Comparison and Equality
We first encountered operators when we were children learning arithmetic in elementary school. Operators are the symbols in between two operands. In web development, we use operators to compare two values to determine if an expression is true or false.…
JavaScript: Capitalize First Letter of Each Word in a String
There’s many beginner-friendly code challenges that will help you to start thinking more like an engineer. One such challenge is one where you capitalize the first letter of every word in a given string. In this article, we’ll take a…
SQL Comments Using Single- and Multiline Comments
There are two types of comments in SQL statements: single-line and multi-line. We’ll take a look at these in our article with an example of each and discuss why we might use comments When we make comments in our code,…
C – Booleans
Originally, booleans did not have built-in support in C. With the advent of the C99 standard about ten years ago, C added a _Bool type. In this article, we’ll go over several ways that you can represent boolean values in…
JavaScript Math Object: Round
This article will show you how to use the Math Object to figure out how a floating point number rounds to the nearest integer. As a reminder, when we round a number, we look to the right of the decimal…
JavaScript Methods: Object.assign()
JavaScript has an Object class that has all sorts of methods we can use to manipulate those objects. In this article, we’ll take a look at the Object.assign() method and demonstrate how it’s used. A Little Background As a reminder…
JavaScript Methods: charAt() Method
There exists a String object method in JavaScript that gives us the ability to figure out which character is at a given index in a string. This article will tell you about that method and show how to use it.…
JavaScript Methods: toFixed() – a Number method
There exists a Number object method in JavaScript that allows us to set a fixed decimal point on a number and then returns it as a string. This article will talk about the syntax of this method and illustrate how…
JavaScript Math Object: Absolute Value
This article will show you how to use the Math Object to figure out the absolute value of an input.  As a reminder, the absolute value of a number disregards the sign – it assumes that all numbers are 0…
React Components – Functional vs. Class
React-js is a JavaScript framework that allows us as developers to encapsulate code to make it more reusable. These encapsulated code snippets are called components. They can hold their own logic and state without interfering with what’s going on in…
Emphasis in HTML Text Formatting: Bold, Italics, and Underline
There are many ways to format your text in HTML to bring attention to something. In this post, we’ll talk about how to format your text in HTML to be bold, to be in italics, or to be underlined. You’ll…
Learn How to Customize Checkboxes and Radio Buttons with Pure CSS
Sometimes when we create forms, we need to use checkbox and radio button inputs to collect user preferences, agreeing to terms, or demographic data. HTML input elements like checkboxes or radio buttons have a default appearance. If you would like…
What is the CSS :First-of-Type Pseudo-Class?
Sometimes when we create our CSS, we want to target a certain element. Let’s say if we had an HTML document full of <div> tags and <span> tags, but only wanted to target the first of each type to style…
Web Fundamentals: Scope and JavaScript Closure – a Primer
One of the biggest buzzwords in the JavaScript language is closure. It’s the subject of many job interview questions at FAANG companies. In this article, we’ll talk about closure and scope, illustrate its concepts with simple examples, and then finish…
Differences between CSS Flexbox and CSS Grid
One of the things we have to do as developers is to figure out how to approach a problem when given a new project to do. When working with responsive websites, we’ll quite often choose between CSS Grid and CSS…
Using Regular Expressions (RegEx) in Ruby
You may have heard of RegEx, which is short for regular expressions. It can come off as intimidating, but it’s not too bad once you get used to what the patterns mean and how to construct an actual expression and…
CSS Background Position: What Is It and How Does It Work?
Web developers use the CSS background-position property when they need to adjust the starting position for the background image they are working with. In this article, we’ll take a look at the background-position property and how to adjust it to…
A Guide to the CSS Cursor Property
Cursors have been around since “The Mother of All Demos” where Douglas Englebart introduced to the world the mouse and the graphical user interface in the late sixties. The mouse cursor allows us to see where we are in space…
JavaScript Pop Method: What Is It and How to Use It
The JavaScript array pop method called is one of several array methods that can be used to manipulate data in arrays. Web developers use it in times when they need to do something either with the shortened array or with…
HTML Dropdown
As we expand our knowledge of HTML, one of the many things we need to start to consider is how what we create will affect the experience for people who use our page. One of the things we need to…

Many careers in tech pay over $100,000 per year. With help from Career Karma, you can find a training program that meets your needs and will set you up for a long-term, well-paid career in tech.

Career Karma

Find the right bootcamp for you

By continuing you agree to our Terms of Service and Privacy Policy, and you consent to receive offers and opportunities from Career Karma by telephone, text message, and email.

X
A person sitting on a dark green chair with a laptop on their knee