Category Archives: Miscellaneous

First experience and takeaways of Google I/O 2019

Google I/O is an annual developer conference held by Google that brings together developers from around the globe for talks, hands-on learning with Google experts, and a first look at Google’s latest developer products. As an Android developer, it’s a dream to attend this conference, or you could say, festival. I am so honored and …

LINE Things automatic communication

The long-awaited “Automatic Communication” functionality has finally been released. This new feature will allow Bluetooth LE communication even if the LINE Things app is not launched. LINE Things-compatible IoT devices will be able to work closely with a LINE bot in an instant with this feature.

LINE DEVELOPER DAY 2018 Recap

LINE has been hosting an annual technology conference, a.k.a. LINE Developer Day, in Tokyo since 2015, and this event has been evolving in size and quality ever since. In November 2018, LINE DEVELOPER DAY 2018 was held at Happoen Garden in Tokyo with the participation of more than 1,000 developers. As I was providing support for this conference from Korea, I attended the event and I’d like to share a few snapshots of LINE DEVELOPER DAY 2018.

Performance impact of MySQL performance-schema-instruments

Hi, there! I’m Otsuka (tom__bo), mainly responsible for MySQL operations and development of various DB administration and verification tools. In this post, I am going to write about my experiment on MySQL performance when its performance consumers, namely the performance_schema database and the innodb_metrics table of the information_schema database, are up and running.  I got to learn about the performance_schema and the INFORMATION_SCHEMA.INNODB_METRICS from a book …

Make your GitHub contributions calendar greener (featuring Armeria Sprint)!

Hi, there! Do any of you need to make lots and lots of commits to turn your GitHub contribution calendar into a pastureland? If that’s the case, I proudly present Armeria Sprint! Let me give you some ideas on what Armeria Sprint is and share reviews from our enthusiastic participants. You’ve probably come across a sprint at technical …

Announcing the LINE API Experts for 2019

LINE API Expert is a program to recognize and award the title of “LINE API Expert” to competent engineers who have a deep understanding of the APIs provided by LINE and are influential in the developer community. LINE API experts will be offered an array of benefits as well as LINE’s support for their activities. …

Thank you for contributing to Armeria!

Hello to the readers! I’d like to share with you the first ever Armeria Contributor Reward Event and how it went. For this posting, I’m not going to elaborate on the technical aspects of Armeria. To learn more about its technology and features, please visit the official website for Armeria. The Armeria project was initially developed by LINE but …

EuroSTAR Conference 2018

What is EuroSTAR Conference 2018 EuroSTAR is an annual Software Testing Conference hosted in Europe, in November. The topics of the conference covered vary from improving software development process, like DevOps and Agile, or AI related automation testing, and also the mindset building-up to overcome recognization biases. For the details of this yearly Software Testers Festival, …