--- title: Every Developer Should Know How To Do This... | daily.dev description: A broad overview of five foundational skills many developers lack: managing environment variables and secrets securely, containerizing apps with Docker,... canonical: https://daily.dev/posts/every-developer-should-know-how-to-do-this--rt1qrsjyy twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Every Developer Should Know How To Do This... | daily.dev og:description: A broad overview of five foundational skills many developers lack: managing environment variables and secrets securely, containerizing apps with Docker,... og:url: https://daily.dev/posts/every-developer-should-know-how-to-do-this--rt1qrsjyy og:image: https://api.daily.dev/og/posts/RT1qRSjYy.png og:image:alt: Every Developer Should Know How To Do This... og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Every Developer Should Know How To Do This... **[CodeHead](https://daily.dev/sources/codehead)** · 4 min read · 4 upvotes · 0 comments ## Summary A broad overview of five foundational skills many developers lack: managing environment variables and secrets securely, containerizing apps with Docker, setting up CI/CD pipelines with GitHub Actions, web scraping with tools like BeautifulSoup and Playwright, and performance profiling. Each topic is introduced at a beginner-to-intermediate level with practical starting points. The video is sponsored by SERP API, which is promoted as a solution to web scraping infrastructure challenges. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#docker](https://daily.dev/tags/docker), [#cicd](https://daily.dev/tags/cicd), [#crawling](https://daily.dev/tags/crawling) [View this post on daily.dev](https://daily.dev/posts/every-developer-should-know-how-to-do-this--rt1qrsjyy) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Every Developer Should Know How To Do This...","url":"https://daily.dev/posts/every-developer-should-know-how-to-do-this--rt1qrsjyy","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/every-developer-should-know-how-to-do-this--rt1qrsjyy"},"datePublished":"2026-04-08T15:09:53.870Z","dateModified":"2026-04-08T15:10:10.272Z","description":"A broad overview of five foundational skills many developers lack: managing environment variables and secrets securely, containerizing apps with Docker,...","image":"https://i.ytimg.com/vi/umyvnBlF-u0/sddefault.jpg","thumbnailUrl":"https://i.ytimg.com/vi/umyvnBlF-u0/sddefault.jpg","isAccessibleForFree":true,"articleSection":"CodeHead","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"CodeHead","logo":"https://media.daily.dev/image/upload/s--ywzrIEkA--/f_auto/v1745508579/logos/codehead","url":"https://daily.dev/sources/codehead"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/every-developer-should-know-how-to-do-this--rt1qrsjyy","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":4},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"docker,cicd,crawling","timeRequired":"PT4M","video":{"@type":"VideoObject","name":"Every Developer Should Know How To Do This...","description":"A broad overview of five foundational skills many developers lack: managing environment variables and secrets securely, containerizing apps with Docker,...","thumbnailUrl":"https://i.ytimg.com/vi/umyvnBlF-u0/sddefault.jpg","uploadDate":"2026-04-08T15:09:53.870Z","duration":"PT4M","url":"https://api.daily.dev/r/RT1qRSjYy","embedUrl":"https://www.youtube.com/embed/umyvnBlF-u0"}} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"CodeHead","item":"https://daily.dev/sources/codehead"},{"@type":"ListItem","position":3,"name":"Every Developer Should Know How To Do This..."}]} ```