IT

RDS apply pending modifications

September 28, 2021
0

There are a lot of articles on the internet describing how to apply pending maintenance on AWS RDS but surprisingly very little (or none I found...

AWS

Stop using await in a Python forloop

October 8, 2020
0

Disclaimer: This might sound to be a rant but stay with me and you will see this will be a very good practical advise to speed...

python

AWS Fargate DockerTimeoutError

May 26, 2020
0

How to fix ” DockerTimeoutError: Could not transition to started; timed out after waiting 3m0s ” in Fargate using VPC endpoints?

AWS

Varchar vs Char in MySQL : understanding trailing spaces

February 26, 2018
0

MySQL is not a strictly typed database. Given that and the different character types some tricky situation might arise. Especially when it comes to trailing spaces....

mysql

How to decrease IOPS when running MySQL on ZFS

February 23, 2018
0

Recordsize on data volume This is the first thing you read when it comes to running MySQL on ZFS. InnoDB is using 16k pages so in theory...

mysql

Typeahead and autosuggest with pure Solr and Nginx

September 6, 2016
0

A long time ago I was writing about a very simple technic which can be used to quickly provide auto-suggest for websites with the support of...

Postgresql server fails to start in recovery with systemd

May 22, 2016
1

I ran into an issue while trying to setup a simple test system for myself to move from CentOS 6 to 7. When I was about...

Postgresql

Priority queue in Redis aka ZPOP

February 5, 2016
4

Redis list is great to use it as a processing queue. So great that it sort of became the standard and many people using that instead...

python

Python MySQLdb vs mysql-connector query performance

November 24, 2015
1

There are a lot of python driver available for MySQL and two stand out the most. The one, traditionally everybody’s choice, sort of industrial standard MySQLdb. It...

python

Multi variant AB testing vs Multi-Armed bandit

October 18, 2015
0

I’ve read a lot of discussions lately around different versions of experimenting/testing. People are seemed to be very religious about the subject and two cardinal questions...

methodology

Tweets

@n26 After trying to transfer foreign currency and couldn’t find any information I finally saw this: “If you have an N26 Business or N26 Business Black account, foreign currency transfers are not possible” How is it possible that one of the most important feature is not available?!?!

About a year ago

Before you head over to the community dinner come to my talk “From scheduled downtime to self-healing infrastructure” to learn about large scale automation at 6pm #perconalive

About 2 years ago

Getting the best swag at Percona #mysql pic.twitter.com/GwocwDGtd0

About 2 years ago

Rock-paper-scissors of #MySQL and #InnoDB: RAM beats everything

About 4 years ago

So true: “Management is doing things right; leadership is doing the right things.” - Peter Drucker

About 4 years ago

IT

RDS apply pending modifications

Stop using await in a Python forloop

AWS Fargate DockerTimeoutError

Varchar vs Char in MySQL : understanding trailing spaces

How to decrease IOPS when running MySQL on ZFS

Typeahead and autosuggest with pure Solr and Nginx

Postgresql server fails to start in recovery with systemd

Priority queue in Redis aka ZPOP

Python MySQLdb vs mysql-connector query performance

Multi variant AB testing vs Multi-Armed bandit

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