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protobuf vs gRPC
I try to understand protobuf and gRPC and how I can use both Could you help me understand the following Considering the OSI model what is where for example is
PSQLException current transaction is aborted commands ignored until end of transaction block
I am seeing the following truncated stacktrace in the serverlog file of JBoss 711 Final Caused by orgpostgresqlutilPSQLException ERROR current transaction is
Python csv string to array
Anyone know of a simple library or function to parse a csv encoded string and turn it into an array or dictionary I dont think I want the built in csv module
querySelectorAll with multiple conditions in JavaScript
Is it possible to make a search by querySelectorAll using multiple unrelated conditions If yes how And how to specify whether those are AND or OR criteria For
Redis is single-threaded then how does it do concurrent IO
Trying to grasp some basics of Redis I came across an interesting blog post The author states Redis is singlethreaded with epollkqueue and scale indefinitely
Rename multiple files by replacing a particular pattern in the filenames using a shell script duplicate
This question already has answers here Rename multiple files based on pattern in Unix 29 answers Closed 7 years ago Write a simple script that will
Safely limiting Ansible playbooks to a single machine
Im using Ansible for some simple user management tasks with a small group of computers Currently I have my playbooks set to hosts all and my hosts file is just
Serialize an object to XML
I have a C class that I have inherited I have successfully built the object But I need to serialize the object to XML Is there an easy way to do it It looks
SQL Subtracting 1 day from a timestamp date
I am using Datagrip for Postgresql I have a table with a date field in timestamp format ex 20161101 000000 I want to be able to apply a mathematical operator
