Personal blog on technical deep dives and bugfixes.https://bytes.yingw787.com/https://bytes.yingw787.com/posts/2021/02/02/property_based_testing/https://bytes.yingw787.com/posts/2021/02/02/property_based_testing/An introduction to property-based testing in Python using the hypothesis library, with practical examples.Tue, 02 Feb 2021 12:00:00 GMThttps://bytes.yingw787.com/posts/2020/06/18/postgres_as_app_2/https://bytes.yingw787.com/posts/2020/06/18/postgres_as_app_2/Deploying a PostgreSQL-backed application with one-click deploys to AWS and Heroku.Thu, 18 Jun 2020 12:00:00 GMThttps://bytes.yingw787.com/posts/2020/06/15/lifting_into_docker/https://bytes.yingw787.com/posts/2020/06/15/lifting_into_docker/Applying Haskell's 'lifting into structure' concept to compose individual shell commands cleanly within Docker.Mon, 15 Jun 2020 12:00:00 GMThttps://bytes.yingw787.com/posts/2020/06/15/postgres_as_app_1/https://bytes.yingw787.com/posts/2020/06/15/postgres_as_app_1/An exploration of using PostgreSQL directly as an application backend, covering architecture and motivation.Mon, 15 Jun 2020 12:00:00 GMThttps://bytes.yingw787.com/posts/2020/06/12/worth_it/https://bytes.yingw787.com/posts/2020/06/12/worth_it/The specific AWS and cloud services that justify the cost and complexity of moving infrastructure to the cloud.Fri, 12 Jun 2020 12:00:00 GMThttps://bytes.yingw787.com/posts/2020/05/27/clouds_kernel_of_optionality/https://bytes.yingw787.com/posts/2020/05/27/clouds_kernel_of_optionality/What makes cloud infrastructure uniquely valuable: the optionality it provides to scale, swap, and adapt.Wed, 27 May 2020 12:00:00 GMThttps://bytes.yingw787.com/posts/2020/04/17/devops_ice_rink/https://bytes.yingw787.com/posts/2020/04/17/devops_ice_rink/Using the ice rink as an analogy for DevOps: high learning curve, but infrastructure becomes natural with practice.Fri, 17 Apr 2020 12:00:00 GMThttps://bytes.yingw787.com/posts/2020/02/27/docker_as_vagrant/https://bytes.yingw787.com/posts/2020/02/27/docker_as_vagrant/Using Docker as a drop-in replacement for Vagrant to create reproducible, isolated development environments.Thu, 27 Feb 2020 12:00:00 GMThttps://bytes.yingw787.com/posts/2020/02/05/pioneering/https://bytes.yingw787.com/posts/2020/02/05/pioneering/How people with a process-oriented mindset can lead effectively in ambiguous, exploratory environments.Wed, 05 Feb 2020 12:00:00 GMThttps://bytes.yingw787.com/posts/2020/01/30/a_review_of_haskell/https://bytes.yingw787.com/posts/2020/01/30/a_review_of_haskell/A Python developer's honest review of Haskell: the type system, tooling, learning curve, and practical tradeoffs.Thu, 30 Jan 2020 12:00:00 GMThttps://bytes.yingw787.com/posts/2020/01/26/get_rid_of_disqus/https://bytes.yingw787.com/posts/2020/01/26/get_rid_of_disqus/Why Disqus is worth removing from your blog and what lightweight alternatives exist.Sun, 26 Jan 2020 12:00:00 GMThttps://bytes.yingw787.com/posts/2020/01/15/qc25s/https://bytes.yingw787.com/posts/2020/01/15/qc25s/What the durability and interface design of Bose QC25 headphones can teach us about building long-lasting software.Wed, 15 Jan 2020 12:00:00 GMThttps://bytes.yingw787.com/posts/2020/01/13/50years/https://bytes.yingw787.com/posts/2020/01/13/50years/Design principles for writing software meant to survive decades of changing requirements and technology.Mon, 13 Jan 2020 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/12/06/monads/https://bytes.yingw787.com/posts/2019/12/06/monads/A practical, approachable introduction to monads in Python — no category theory required.Fri, 06 Dec 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/03/08/changelog_evolution/https://bytes.yingw787.com/posts/2019/03/08/changelog_evolution/How changelogs evolve as a product matures, and what they reveal about team culture and process.Fri, 08 Mar 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/02/24/concurrency_with_python_conclusion/https://bytes.yingw787.com/posts/2019/02/24/concurrency_with_python_conclusion/Key takeaways from the Python concurrency series and guidance on choosing the right concurrency model.Sun, 24 Feb 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/02/23/concurrency_with_python_data_intensive_architectures/https://bytes.yingw787.com/posts/2019/02/23/concurrency_with_python_data_intensive_architectures/Designing data-intensive Python systems using concurrency patterns suited for high-throughput workloads.Sat, 23 Feb 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/02/16/concurrency_with_python_hardware_based_parallelism/https://bytes.yingw787.com/posts/2019/02/16/concurrency_with_python_hardware_based_parallelism/Leveraging CPU and hardware-level parallelism in Python for compute-bound workloads.Sat, 16 Feb 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/02/09/concurrency_with_python_csp_and_coroutines/https://bytes.yingw787.com/posts/2019/02/09/concurrency_with_python_csp_and_coroutines/Communicating Sequential Processes and Python coroutines as a structured approach to concurrency.Sat, 09 Feb 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/02/02/concurrency_with_python_actor_models/https://bytes.yingw787.com/posts/2019/02/02/concurrency_with_python_actor_models/The actor model as a higher-level abstraction for concurrency in Python.Sat, 02 Feb 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/01/26/concurrency_with_python_identity_and_state/https://bytes.yingw787.com/posts/2019/01/26/concurrency_with_python_identity_and_state/Separating identity from mutable state to make concurrent Python programs easier to reason about, drawing from Clojure.Sat, 26 Jan 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/01/23/isolate_your_development_environments/https://bytes.yingw787.com/posts/2019/01/23/isolate_your_development_environments/Why isolating development environments matters, and practical tools for doing it in Python.Wed, 23 Jan 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/01/19/concurrency_with_python_functional_programming/https://bytes.yingw787.com/posts/2019/01/19/concurrency_with_python_functional_programming/Applying functional programming principles to simplify concurrent code in Python.Sat, 19 Jan 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/01/17/product_dimensionality/https://bytes.yingw787.com/posts/2019/01/17/product_dimensionality/A mental model for thinking about product dimensions when scoping features and making tradeoffs.Thu, 17 Jan 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/01/16/python_encodings/https://bytes.yingw787.com/posts/2019/01/16/python_encodings/A quick look at character encodings in Python 3 and common mistakes to avoid.Wed, 16 Jan 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/01/12/concurrency_with_python_threads_and_locks/https://bytes.yingw787.com/posts/2019/01/12/concurrency_with_python_threads_and_locks/Using threads and locks as low-level concurrency primitives in Python, and the pitfalls to watch for.Sat, 12 Jan 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/01/11/concurrency_with_python_why/https://bytes.yingw787.com/posts/2019/01/11/concurrency_with_python_why/An introduction to concurrency in Python: what it is, why it matters, and when to reach for it.Fri, 11 Jan 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/01/10/generating_randomized_postgis_data/https://bytes.yingw787.com/posts/2019/01/10/generating_randomized_postgis_data/A quick snippet for generating randomized spatial test data in PostGIS.Thu, 10 Jan 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2019/01/09/gestalt_driven_software_development/https://bytes.yingw787.com/posts/2019/01/09/gestalt_driven_software_development/Applying gestalt principles — proximity, similarity, and closure — to software design for more cohesive system architecture.Wed, 09 Jan 2019 12:00:00 GMThttps://bytes.yingw787.com/posts/2018/12/17/data_driven_testing_four/https://bytes.yingw787.com/posts/2018/12/17/data_driven_testing_four/How the pytest-based ETL test harness evolved to manage fungible infrastructure and capture stateful resource dependencies.Mon, 17 Dec 2018 12:00:00 GMThttps://bytes.yingw787.com/posts/2018/12/10/data_driven_testing_three/https://bytes.yingw787.com/posts/2018/12/10/data_driven_testing_three/How chained operations in an ETL pipeline drove a breaking schema update to the pytest-based data-driven test harness.Mon, 10 Dec 2018 12:00:00 GMThttps://bytes.yingw787.com/posts/2018/12/03/data_driven_testing_two/https://bytes.yingw787.com/posts/2018/12/03/data_driven_testing_two/How data-driven testing with pytest evolved to handle data engineering challenges in an ETL tool built on odo.Mon, 03 Dec 2018 12:00:00 GMThttps://bytes.yingw787.com/posts/2018/11/07/data_driven_testing/https://bytes.yingw787.com/posts/2018/11/07/data_driven_testing/Exploring requirements for building a data-driven testing framework with pytest.Wed, 07 Nov 2018 12:00:00 GMThttps://bytes.yingw787.com/posts/2018/10/31/calendar_mismatches/https://bytes.yingw787.com/posts/2018/10/31/calendar_mismatches/Debugging Julian/Gregorian calendar mismatches encountered in PySpark date handling.Wed, 31 Oct 2018 12:00:00 GMThttps://bytes.yingw787.com/posts/2018/10/27/first_post/https://bytes.yingw787.com/posts/2018/10/27/first_post/Hello World!Sat, 27 Oct 2018 12:00:00 GMT