Images & Dockerfile

135 lessons in Docker

• Dockerfile: cd Doesn't PersistCode Quiz
• Dockerfile, Images, and ContainersQuiz
• Dockerfile: npm install orderingCode Quiz
• Building & Running an ImageQuiz
• Dockerfile: Start Command BugCode Quiz
• Images vs Containers BasicsQuiz
• Multi-Stage Builds & Image OptimizationSlides / Video
• Multi-Stage Builds for Smaller ImagesFlashcard
• Multi-Stage Build Missing CopyCode Quiz
• EXPOSE Does Not Publish PortsCode Quiz
• Build Cache Mechanics and InvalidationSlides / Video
• Image Layers & the Layered FilesystemSlides / Video
• CMD vs ENTRYPOINT & Their InteractionSlides / Video
• Inspecting Image History & LayersSlides / Video
• Metadata Instructions: LABEL, USER, VOLUME, HEALTHCHECKSlides / Video
• Managing Docker ImagesSlides / Video
• Multi-Stage BuildsSlides / Video
• .dockerignore File UsageSlides / Video
• Image Tagging & Naming ConventionsSlides / Video
• Ordering Instructions for Cache EfficiencySlides / Video
• Build Cache & Layer CachingSlides / Video
• Build Context & docker buildSlides / Video
• ENV & ARG: Build vs Run ScopeSlides / Video
• COPY vs ADD DifferencesSlides / Video
• Dockerfile Instruction ReferenceSlides / Video
• Base Images & the FROM InstructionSlides / Video
• Union Filesystem & Copy-on-WriteSlides / Video
• Shell Form vs Exec FormSlides / Video
• HEALTHCHECK Instruction in DockerfilesSlides / Video
• Reducing Docker Image SizeSlides / Video
• Multi-Stage Builds for Smaller ImagesSlides / Video
• Reducing Image SizeQuiz
• RUN During BuildQuiz
• CMD vs ENTRYPOINTQuiz
• WORKDIR BehaviorQuiz
• EXPOSE PurposeQuiz
• Shell vs Exec FormQuiz
• Image Layers and CachingQuiz
• Copy-on-Write LayerQuiz
• Image Repository FormatQuiz
• The 'latest' TagQuiz
• Build ContextQuiz
• Cache Invalidation and OrderingQuiz
• VOLUME in DockerfileQuiz
• USER InstructionFlashcard
• docker build and Build ContextFlashcard
• Combining RUN CommandsFlashcard
• Cache Invalidation and OrderingFlashcard
• Image DigestsFlashcard
• Choosing Minimal Base ImagesFlashcard
• RUN InstructionFlashcard
• .dockerignore FileFlashcard
• Inspecting Docker ImagesSlides / Video
• Tagging and Naming Docker ImagesSlides / Video
• Using .dockerignore to Exclude FilesSlides / Video
• Building Images with docker buildSlides / Video
• Ordering Instructions to Optimize CacheSlides / Video
• Multiple CMD InstructionsCode Quiz
• RUN vs CMD for StartupCode Quiz
• COPY Order Wrecks CacheCode Quiz
• build-arg for Undeclared ARGCode Quiz
• Invalid LABEL SyntaxCode Quiz
• ONBUILD in the Final ImageCode Quiz
• HEALTHCHECK Missing CMDCode Quiz
• Split apt-get LayersCode Quiz
• Writing to a VOLUME DirectoryCode Quiz
• Non-Root User Breaks InstallCode Quiz
• COPY Won't Extract ArchivesCode Quiz
• Exec Form and Variable ExpansionCode Quiz
• Alpine and glibc BinariesCode Quiz
• Deleting Files Doesn't Shrink ImageCode Quiz
• cd Does Not Persist Across RUNCode Quiz
• ARG Not Available at RuntimeCode Quiz
• Dockerignore Excludes Needed FileCode Quiz
• Layer Caching and Copy OrderCode Quiz
• ENV Expansion OrderCode Quiz
• Unpinned latest TagCode Quiz
• Image Layers and Dockerfile InstructionsSlides / Video
• VOLUME Instruction in DockerfileSlides / Video
• USER: Running as Non-RootSlides / Video
• LABEL for Image MetadataSlides / Video
• EXPOSE for Documenting Container PortsSlides / Video
• ENV and ARG in DockerfilesSlides / Video
• .dockerignore UsageQuiz
• Image Tagging ConventionsQuiz
• Dockerfile Instruction SyntaxQuiz
• FROM and Base ImagesQuiz
• RUN Shell vs Exec FormQuiz
• CMD Instruction BehaviorQuiz
• ENTRYPOINT and CMD InteractionQuiz
• COPY vs ADDQuiz
• WORKDIR InstructionQuiz
• ENV vs ARGQuiz
• EXPOSE InstructionQuiz
• VOLUME InstructionQuiz
• LABEL and MetadataQuiz
• USER and Non-RootQuiz
• Image Layers per InstructionQuiz
• Build Cache InvalidationQuiz
• docker build and Build ContextQuiz
• Multi-Stage BuildsQuiz
• Image Size OptimizationQuiz
• Ordering for Cache EfficiencyQuiz
• Inspecting ImagesQuiz
• HEALTHCHECK InstructionQuiz
• Image DigestsQuiz
• CMD vs ENTRYPOINT ExplainedSlides / Video
• WORKDIR: Setting the Working DirectorySlides / Video
• COPY vs ADD for Adding FilesSlides / Video
• HEALTHCHECK InstructionFlashcard
• Ordering for Cache OptimizationFlashcard
• EXPOSE InstructionFlashcard
• COPY vs ADDFlashcard
• VOLUME InstructionFlashcard
• Build Context and .dockerignoreFlashcard
• Dockerfile Instruction SyntaxFlashcard
• RUN: Shell vs Exec FormFlashcard
• USER and Non-RootFlashcard
• Image Layers and CachingFlashcard
• Managing Local ImagesFlashcard
• Inspecting Image HistoryFlashcard
• Reducing Image SizeFlashcard
• Multi-Stage BuildsFlashcard
• FROM and Base ImagesFlashcard
• CMD vs ENTRYPOINTFlashcard
• ENV vs ARGFlashcard
• LABEL and MetadataFlashcard
• Building with docker buildFlashcard
• Image Tagging and NamingFlashcard
• Choosing a Base ImageFlashcard
• Image Digests and ImmutabilityFlashcard
• WORKDIR InstructionFlashcard
• RUN Instruction in DockerfilesSlides / Video
• Choosing and Using the FROM Base ImageSlides / Video
• Anatomy of a DockerfileSlides / Video