Toptal Blog

The Toptal Blog is the top hub for software engineers, designers, project managers, and entrepreneurs, featuring in-depth coverage of platforms and technologies, comprehensive tutorials by professional Toptal talent, and resources to help ambitious freelancers stay on the cutting edge.
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Android 7.0 for Developers: New Features, Performance Upgrades & Other Stuff You Won’t Care About

Google formally announced Android 7.0 a few weeks ago, but as usual, you’ll have to wait for it. Thanks to the Android update model, most users won’t get their Android 7.0 over-the-air (OTA) updates for months. However, this does not mean developers can afford to ignore Android Nougat.

In this article, Toptal Technical Editor Nermin Hajdarbegovic takes a closer look at Android 7.0, outlining new features and changes. While Android 7.0 is by no means revolutionary, the introduction of a new graphics API, a new JIT compiler, and a range of UI and performance tweaks will undoubtedly unlock more potential and generate a few new possibilities.

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The 10 Most Common Mistakes iOS Developers Don't Know They're Making

Apple’s iOS is the second-largest mobile operating system in the world. It also has a very high adoption rate, with more than 85 percent of users on the latest version. These highly engaged users have high expectations: If your app has bugs, you’ll hear about it. And once the one-star reviews start rolling in, it’s hard to recover.

In this article, Toptal Software Engineer Nikita Tuk outlines the 10 most common mistakes that developers make—and how to avoid them.

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Everything You Need to Know about UX Sketching

UX sketching is a crucial, yet often overlooked, aspect of user-experience design. Sketching is a very efficient way of communicating design ideas while allowing designers to try out a multitude of options and iterate them before settling on one.

In this post, Toptal Freelance Designer Nick Vyhouski explains UX sketching step by step and outlines a range of tips and techniques used by leading designers.

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Webpack or Browserify & Gulp: Which Is Better?

Gone are the days where front-end developers for web applications could use ad-hoc JavaScript with jQuery and such all in a single JavaScript file. Modern web applications require more effort from the developer to adopt an overall architecture and development process. Building such front-end applications relies on lots of external dependencies and modular source code, and these elements necessitate automation to save developers time and reduce the chances of mistakes.

In this article, Toptal Freelance Software Engineer Eric Grosse shows us how various combinations of the popular tools Webpack, Browserify, Gulp and Npm can benefit us by enhancing our development environment and allowing us to focus on writing the app itself.

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How Much Coding Should Designers Know?

Much of the digital design community is locked in debate over whether or not designers should code. Some are in favor of seeking out the unicorns who can design and code, while others claim they don’t exist, or just get in the way.

In this article, Toptal freelance designer Jônatas Vieira offers his own firsthand perspective on this issue. Can learning how to code elevate your career to the next level? Or would such skills go unused?

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How To Improve ASP.NET App Performance In Web Farm With Caching

Caching is a powerful technique for increasing performance, but the whole idea behind caching works only as long as the result we cached remains valid. And here we get to the hard part of the problem: How do we determine when a cached item has become invalid and needs to be recreated?

In this article, Toptal Freelance Software Engineer Daniel Ivanov provides an ASP.NET-based solution to replace invalid cached items and assure high throughput and performance of web applications designed to handle a high load.

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Presenting Design Work: The Right Way

Designers spend much of their careers developing the ability to beautifully communicate the intentions of their products. Yet, some designers fail to direct these same skills towards the communication of their own work. The ability to present your design work is fundamental for any designer, as it is often the first step to landing a job with any new client or agency.

In this article, Toptal Director of Design Danielle Reid and Toptal Design Blog Editor Kent Mundle discuss what designers can do to present their work in the most effective ways. Give the products that you make some justice, and use these tips to effectively present your portfolio.

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The Definitive Guide to DateTime Manipulation

In the realm of software development, time and date manipulation is considered by many to be a difficult task. Complicated time zone rules, leap seconds, differences in locale-specific formatting, etc., force us to immediately resort to popular time and date manipulation libraries. We often use these libraries without thinking about how exactly they work, which can lead to all sorts of obscure bugs in our software.

In this article, Toptal Freelance Software Engineer Punit Jajodia gives us an in-depth introduction to some concepts and best practices to avoid a few of the obvious issues related to changing the time and date in our applications.

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Amazing Travel UIs

Check out a curated collection of beautiful and futuristic travel UIs created by different designers from around the world.

Some of the designs are captured from live products, some are still in development, and some are purely concepts designed to push the bounds of what is even considered possible.

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How Hibernate Almost Ruined My Career

Are you building the next big thing? Planning to become the next Facebook or Google? Are you at the point of making fundamental decisions that will stay with you for the entire project? There is a good chance that you will pick a robust language like Java. If so, you want to pick the best object-oriented abstraction of your flexible data model because you don’t want to deal with plain SQL. You want to support all kinds of data and ideally, support all kind of databases. If so, there’s is only one right choice for you: Hibernate.

Continue reading the story written by Freelance Software Engineer Grzegorz Gajos, about one of these imaginary but entirely possible scenarios.

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Usability for Conversion: Stop Using Fads, Start Using Data

There are many design tips out there that claim to be universal solutions for achieving high conversion rates. However, in this article, Toptal Freelance Designer Joel Lopez suggests avoiding these trends or fads and encourages us to instead thoughtfully collect data to inform the design of our products.

Although some quick-fix design moves may achieve high conversion rates in a product’s early years, they don’t lend themselves to establishing long-term user trust. Joel argues that this trust is essential to keep users coming back to promote your products.

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How Sequel and Sinatra Solve Ruby’s API Problem

The rise of the web and mobile applications has led to an increased need for back-end API services. Ruby on Rails’ philosophy seemingly makes it the ideal framework for creating back-end APIs. However, using Rails only for the API is overkill.

In this article, Freelance Software Engineer Boško Ivanišević explores alternatives to Rails and introduces us to two very mature and powerful gems, Sinatra and Sequel, which in combination provide powerful tools for creating server-side APIs.

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Alternative Housing Lifestyles for Remote Workers

An often mentioned virtue of remote work is the freedom for individuals to construct their lifestyles as they wish. However, much of contemporary society has not yet shifted to allow for the total freedom that many desire, especially when it comes to housing. Why should outdated housing standards prevent us from living in the way we want to live?

In this article, Toptal Technical Editor Kent Mundle surveys a group of housing alternatives that apply to several different types of remote workers. The digital nomad has different needs than the young professional or the working parent, and their housing options should reflect that.

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The 10 Most Common Mistakes That WordPress Developers Make

WordPress is easily the most powerful open source blogging and content management system available online today. As WordPress is easy enough to set up and has a user-friendly approach, many developers are often underestimating it and so make mistakes in development.

In this article, Toptal Freelance Software Engineer Andrew Schultz outlines the ten most common mistakes that WordPress developers should be aware of for future projects.

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Design In A Remote Setting: A Toptal Design Talk

Without an office manager, or shift supervisor to look over your shoulder, or set your schedule for you, design in a remote setting can be difficult for some to manage. As well, for those who use the freedom that remote work offers, how can one ensure to find a healthy balance between life, fun and of course work?

In this article, Toptal Technical Editor Kent Mundle discusses strategies for designing in a remote setting with Lubos Volkov, Toptal Lead Designer. Lubos explains the importance of good planning, a strong will, but also the ability to break the rules and get outside when the world calls you.

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The Six Commandments of Good Code: Write Code that Stands the Test of Time

How do you define good code? Is it 100% test coverage, or is it backwards compatibility with decade-old hardware? We may not be able to reach an end to this debate yet, but good software always seems to conform to a few certain qualities of code.

In this article, Toptal Freelance Software Engineer Zachary Goldberg walks us through six simple ideas that can help you make better, more maintainable software.

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How CrunchBase Should Be Designed

Despite the widespread use of the start-up tracker CrunchBase, Toptal Freelance Designer Andrew Graunke believes that its site could use a redesign. Can the redesign transcend an aesthetic makeover, and improve user and business goals as well?

In this article, Andrew walks us through his thorough redesign and reorganization of the CrunchBase website. His process includes wireframes, design reviews, and a usability test.

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Meet RxJava: The Missing Reactive Programming Library for Android

Implementing applications that deal with complex concurrent behavior has always been a challenging aspect of programming. Various paradigms exist that promise a solution to this problem in different ways. RxJava is a Java library that enables Functional Reactive Programming in Android development. It raises the level of abstraction around threading in order to simplify the implementation of complex concurrent behavior.

In this article, Toptal Freelance Software Engineer Christopher Arriola gives us a detailed walkthrough of RxJava and how it fits into the realm of Android development.

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Produce DWGs Like It's 2016: Teigha For Architecture

Today, the notion of repetitively modeling or drawing the windows, doors, and walls of standardized buildings seems archaic, so why do it? If you want to handle DWG files and ACA objects programmatically, one of the best platform options is Teigha Architecture.

In this article, Toptal Freelance Designer Alexey Abramovsky walks us through the DWG production of a small house to introduce us to the benefits of Teigha. Go from foundations to full render in this quick tutorial.

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Celebrating 25 Years of Linux Kernel Development

Linux is now 25 years old, but it’s no hipster. It’s not chasing around Pokemon, and it’s not moving back in with its parents due to crippling student debt. In fact, Linux is still growing and evolving, but the core ideas of the Linux State of Mind remain the same.

In this article, Toptal Technical Editor Nermin Hajdarbegovic takes a look at the history of Linux development, the state of Linux today, and what’s next for the world’s most popular open-source operating system.

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