VirtualTam's bookmarks

1. How to use PostgreSQL for (military) geoanalytics tasks 2024-03-31

   tags: country/russia, country/ukraine, database/postgresql, geography/gis, map, nasa/earthdata, war

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   • From Map to Reality: Using PostGIS in Warfare (PDF)
   • NASA Earthdata - Full and open access to NASA’s collection of Earth science data for understanding and protecting our home planet
   • Visible Infrared Imaging Radiometer Suite (VIIRS) Active Fire detection
   • PostgreSQL - GiST - Generalized Search Tree
   • PostgreSQL - SP-GiST - Space-partitioned GiST
   • H3 - Hexagonal hierarchical geospatial indexing system
   • zachasme/h3-pg - PostgreSQL bindings for H3
2. Temporal - a durable execution platform 2024-01-25

   tags: distributed-system, programming/go, protocol-buffers, task, workflow

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   • temporalio/temporal
   • temporalio/temporalite - Single-process Temporal distribution
   • Learn Temporal
   • Temporal Documentation
3. Regex engine internals as a library 2023-07-14

   tags: programming/c++, programming/go, programming/regular-expressions, programming/rust

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   • rust-lang/regex
   • google/re2
   • BurntSushi/rebar - A biased barometer for gauging the relative speed of some regex engines on a curated set of tasks
   • Resources about implementing regular expression search efficiently, Russ Cox
4. Kubectl Cheat Sheet 2023-07-12

   tags: command-line, linux/container/kubernetes, programming/json

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   • How to filter pods by partial name
   • Field Selectors
   • JSONPath support
   • How to Make Kubectl Jsonpath Output On Separate Lines
   • Use Port Forwarding to Access Applications in a Cluster
5. Faktory - a language-agnostic background job framework (by the authors of Sidekiq) 2023-02-19

   tags: distributed-system, message-queue, programming/go, task

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   • https://github.com/contribsys/faktory
   • https://github.com/contribsys/faktory/wiki
   • https://www.mikeperham.com/2017/10/24/introducing-faktory/
6. Asynchronous Tasks with Django and Celery | TestDriven.io 2020-03-31

   tags: database/redis, framework/django, message-queue, programming/python

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   • https://flower.readthedocs.io/en/latest/index.html
7. Namespaces - Kubernetes 2018-10-11

   tags: linux/container, linux/container/docker, linux/container/kubernetes

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   • https://kubernetes.io/docs/tasks/administer-cluster/namespaces-walkthrough/
   • https://kubernetes.io/docs/concepts/workloads/controllers/deployment/
   • https://kubernetes.io/blog/2016/08/kubernetes-namespaces-use-cases-insights/
   • https://stackoverflow.com/questions/51178158/namespace-per-deployment-in-kubernetes
8. magnusbaeck/logstash-filter-verifier 2018-02-12

   tags: linux, observability/elastic/logstash, parser, programming/go, programming/testing

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   • https://github.com/magnusbaeck/logstash-filter-verifier/releases
   • https://discuss.elastic.co/t/testing-your-logstash-configuration/53061
   • https://discuss.elastic.co/t/logstash-configuration-file-unit-testing/88450
   • https://discuss.elastic.co/t/testing-and-benchmarking-log-collection-pipeline/42942
   • https://bugs.archlinux.org/task/56039
   • https://wiki.archlinux.org/index.php/Java
9. Distributed environments and database migrations 2017-11-29

   tags: data, database, database/migration, distributed, framework/django, linux/container/docker

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   Actors:

   • database server / cluster
   • load-balanced application servers relying on a database schema with migrations
   • reverse proxy

   Issue:

   • managing database schema migrations

   Possible sequence:

   • create the database
   • run a service that executes database schema migrations
   • start application servers
   • start the load-balancer / reverse-proxy

   Resources:

   • https://www.reddit.com/r/docker/comments/2t2pnf/what_are_best_strategies_to_migrate_relational/
   • https://softwareengineering.stackexchange.com/questions/357929/db-migration-strategy-for-docker-containers-in-aws-ecs
   • https://stackoverflow.com/questions/41592091/run-a-database-migration-command-when-deploying-a-docker-container-to-aws
   • https://ltd-keeper.lsst.io/gke-migrations.html
   • https://stackoverflow.com/questions/31715239/docker-compose-database-migrations-and-other-pre-post-scripts
   • https://stackoverflow.com/questions/38089999/docker-compose-rails-best-practice-to-migrate
   • https://stackoverflow.com/questions/37058812/how-best-to-run-one-off-migration-tasks-in-a-kubernetes-cluster
10. synchronize - A wrapper around rsync to make common tasks in your playbooks quick and easy. — Ansible Documentation 2017-08-25

    tags: configuration-management/ansible, cryptography/public-key-infrastructure, data, network/ssh, rsync

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    SYNCHRONIZE MODULE IS BAD! AND YOU SHOULD FEEL BAD!

    => Use rsync in a command / shell task with SSH configuration / identities

    • https://www.reddit.com/r/ansible/comments/53ix3o/using_synchronize_over_ssh/
    • https://twitter.com/dfed/status/776853915618926592
    • https://docs.ansible.com/ansible/latest/playbooks_delegation.html
11. security - How can I reduce the verbosity of certain Ansible tasks to not leak passwords into syslog? - Server Fault 2017-04-22

    tags: configuration-management/ansible, linux, observability/logging, security/password

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12. Do we have a back-up in the audience? | CommitStrip 2016-09-06

    tags: backup, cron, linux, periodic, schedule, task

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13. xkcd: Cron Mail 2016-09-06

    tags: cron, linux, periodic, schedule, task

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14. Cron best practices | Arabesque 2016-08-13

    tags: cron, crontab, linux, periodic, schedule, sysadmin, task

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15. Introduction to Literate Programming 2016-03-29

    tags: development, editor/emacs, error, literate, mode, org, programming, trial

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    "Instead of imagining that our main task is to instruct a computer what to do, let us concentrate rather on explaining to human beings what we want a computer to do."

    • Donald Knuth
16. Is it worth the time? 2015-07-13

    tags: cartoon, comfort, daily, efficiency, loss, repetitive, task, time, xkcd

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17. Sense of completion 2015-03-26

    tags: completion, human, mono, multi, task

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18. Homepage | Celery: Distributed Task Queue 2015-02-11

    tags: distributed, network, programming/python, queue, task

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19. CheckiO | Solve puzzles with Python! 2014-11-17

    tags: algorithm, development, fun, game, language, map, programming/python, string, web

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    Plenty of fun tasks, riddles and puzzles to solve altogether with learning Python!

    Get ready for:

    • basic Python exercises (data structures, language features, common libraries)
    • a handful exercises on string and data processing
    • algorithmics! pathfinding, map exploration, optimization...
20. Task Coach 2013-08-18

    tags: manager, notes, organizer, todo

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    A portable task manager for your TODO lists.