Tomek Bielaszewski tomekbielaszewski
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tomekbielaszewski
/ example.sql
Created
July 30, 2019 11:43
PostgreSQL: Removing nested JSON property
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| -- before: | |
| -- my_json = {some_var: 10, some_nested_ob: {some_var: 10, another_var: 20}} | |
| -- after: | |
| -- my_json = {some_var: 10, some_nested_ob: {another_var: 20}} | |
| WITH subquery AS ( | |
| SELECT my_json #- '{some_nested_ob,some_var}' AS updated_json, | |
| id | |
| FROM my_table | |
| WHERE (my_json -> 'some_nested_ob') -> 'some_var' IS NOT NULL |
tomekbielaszewski
/ main.go
Last active
August 17, 2023 19:22
Example of RabbitMQ reconnect feature. Including recovering already registered consumers.
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| package main | |
| import ( | |
| "fmt" | |
| "log" | |
| "time" | |
| ) | |
| func main() { | |
| queue := NewQueue("amqp://guest:guest@localhost:5672/", "hello") |
tomekbielaszewski
/ Download O'Reilly books
Created
February 1, 2018 22:26
— forked from unkn0w/Download O'Reilly books
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| # wget -i this_file | |
| http://www.oreilly.com/programming/free/files/files/microservices-for-java-developers.pdf | |
| http://www.oreilly.com/programming/free/files/modern-java-ee-design-patterns.pdf | |
| http://www.oreilly.com/programming/free/files/object-oriented-vs-functional-programming.pdf | |
| http://www.oreilly.com/programming/free/files/java-the-legend.pdf | |
| http://www.oreilly.com/programming/free/files/functional-programming-python.pdf | |
| http://www.oreilly.com/programming/free/files/reactive-microservices-architecture-orm.pdf | |
| http://www.oreilly.com/programming/free/files/migrating-cloud-native-application-architectures.pdf | |
| http://www.oreilly.com/programming/free/files/software-architecture-patterns.pdf |