PinnedVitali ZaidmaninWelldone SoftwareAn Overview of JavaScript Testing in 2020This guide is intended to catch you up with the most important reasoning, terms, tools, and approaches to JavaScript testing.28 min read·Jan 27, 2022--19--19
Vitali ZaidmaninWelldone SoftwareJest — How To Mock a Function Call Inside a Module3 min read·May 3, 2021--9--9
Vitali ZaidmaninWelldone SoftwareuseCallback Might Be What You Meant By useRef & useEffectSometimes we respond to React element mounts. The first instinct is to useRef & useEffect. But what you need is often useCallback.3 min read·Jan 14, 2021--4--4
Vitali ZaidmaninWelldone SoftwareTwo Ways to Run Tests on Different Versions of The Same Library F.E. React 17 + React 16How can you run tests on version X and version Y of a library, with real-world examples of testing React 16 and React 174 min read·Nov 24, 2020----
Vitali ZaidmaninWelldone SoftwareReact — When Should Pure Components Be Used?React.memo / React.PureComponent usage guide4 min read·Oct 21, 2020----
Vitali ZaidmaninWelldone SoftwareReact- useCallback Invalidates Too Often in PracticeWhat is issue #14099 in React’s repo and how it affects you?3 min read·May 25, 2020--5--5
Vitali ZaidmaninWelldone SoftwareForced to Work From Home? Maybe it’s a Blessing in Disguise?When working remotely, you benefit much more from good working processes and proactive team members and you are punished much more…6 min read·Mar 18, 2020----
Vitali ZaidmaninWelldone SoftwareWhy Did You Render v4 Released!TypeScript support, Custom hooks tracking (like React-Redux’s useSelector), Tracking of all pure components.2 min read·Jan 27, 2020--2--2
Vitali ZaidmaninWelldone SoftwareReact Element’s “Parent” vs “Rendered By”A key concept of React we tend to forget, quickly explained.2 min read·Nov 11, 2019----
Vitali ZaidmaninWelldone SoftwareSEO For Developers — A Quick OverviewAll you need to know about your role as a developer to improve your website’s position in Google search results.8 min read·Oct 7, 2019----