Behavioral: Communicating on Remote Teams
Show how you default to written communication, provide context asynchronously, and keep distributed work moving across timezones.
~2 min readread →
Developer interview notes & guides — Page 5
Focused explanations and longer guides, with worked scenarios, common mistakes and interview exercises across every chapter.
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Showing 97–120 of 825 articles
Behavioral: Negotiating Compensation
Negotiate from a researched range, discuss total compensation, and keep the conversation collaborative without ultimatums.
~2 min readread →
Behavioral: Advocating for Technical Debt Work
Make the case for paying down technical debt by tying it to incidents and velocity, and proposing small, incremental work.
~2 min readread →
Docker Build Args vs Environment and Secrets
Use build args for build-time configuration, keep secrets out of them, and understand how they interact with the cache.
~2 min readread →
Docker BuildKit and Cache Mounts
Speed up image builds with BuildKit cache mounts, multi-stage builds and dependency-first layer ordering.
~2 min readread →
Docker Compose Profiles
Start only the services you need with Compose profiles, and keep the default set small for focused local development.
~2 min readread →
Docker Distroless and Minimal Images
Ship images without a shell or package manager, copy only the runtime, and accept the debugging trade-off.
~2 min readread →
Docker Image Vulnerability Scanning
Scan images for known CVEs in CI, set a policy that blocks the build, and rebuild when base images are patched.
~2 min readread →
Docker init, PID 1 and Signal Handling
Why the first process in a container must reap children and forward signals, and how to avoid zombies and ignored shutdowns.
~2 min readread →
Docker Registry Authentication
Authenticate to private registries with credential helpers, pull secrets in Kubernetes, and scoped tokens.
~2 min readread →
Docker Restart Policies
Choose between no, on-failure, always and unless-stopped, and combine a policy with health checks to avoid crash loops.
~2 min readread →
Docker tmpfs Mounts
Store ephemeral, sensitive data in memory with tmpfs mounts, and set size limits so memory use stays bounded.
~2 min readread →
Bit Manipulation Patterns for Interviews
Set, test and clear bits, exploit XOR properties, and count set bits with the Brian Kernighan trick.
~2 min readread →
Git Detached HEAD
What a detached HEAD is, when it happens, and how to keep commits made in that state.
~2 min readread →
Git Hooks and Local Automation
Automate checks with client and server hooks, share them through a framework, and enforce the same rules in CI where they cannot be bypassed.
~2 min readread →
Git LFS for Large Files
Track large binaries with Git LFS, keep pointer files in the repository, and plan for LFS storage and access.
~2 min readread →
Git Partial and Shallow Clones
Fetch less history and content with shallow and partial clones, and understand what you give up.
~2 min readread →
Git Remote-Tracking Branches
Understand remote-tracking refs, the difference between fetch and pull, and how tracking branches stay in sync.
~2 min readread →
Git Signed Commits and Tags
Sign commits and tags, verify signatures, and enforce them to prove who authored a change.
~2 min readread →
Git Submodules vs Subtrees
Embed another repository with submodules or subtrees, and choose based on how often it changes and who owns it.
~2 min readread →
Git Tags and Releases
Mark releases with annotated tags, push them explicitly, and treat a tag as immutable.
~2 min readread →
Git Worktrees
Check out several branches at once in separate directories with git worktree, sharing one object database.
~2 min readread →
CSS aspect-ratio and Layout Stability
Reserve space for media with aspect-ratio, combine it with object-fit, and avoid the layout shift the old padding hack caused.
~2 min readread →
The CSS :has() Selector
Style a parent based on its children with :has(), handle form states, and use it without hurting performance.
~2 min readread →
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