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One blog and two languages: bringing a better reading experience for the readers! This article shares how I internationalize my blog https://mincong.io

English to Chinese?

This article studies the real estate market of Île-de-France in 2020 by exploring and visualizing the dataset DVF using Kibana. We will discuss the global landscape, the impact of COVID-19, the situation in different departments, and more.

How to write and execute metric and bucket aggregations in Elasticsearch for dataset: Demandes de valeurs foncières (DVF) for data analytics. Also, how to execute aggregations that contain sub-aggregations.

This article explains how to generate the configuration for Elasticsearch using Python templating engine Jinja 2 by going through a basic use-case. It also explains features about Jinja2, testing, and more.

Understanding different disk watermarks: low, high, and flood-stage in Elasticsearch. The symptom when the cluster reaches these values and how to mitigate or avoid the issues. Also, how to better operate your clusters using these watermarks.

How to write dynamic tests using @TestFactory in JUnit 5? This article explains the syntax, different return types, the test lifecycle, and potential use-cases.

How to add or remove a field from a Mongo collection without breaking the production?