In the company I belong to, engineers not only make what they said, they are asked to work out ideas for service ideas and improvements. Every time I try to squeeze out ideas, it is not easy for me to come up with a nice idea. ...
Why persona is important? How can we define persona?
There are some different departments such as publicity, service development, sales, etc in a company. So it is difficult to have common concrete target image. As a result, the message we want to communicate most can not be transmitted to customers. ...
When you want to recover a problem that is disk capacity is full.
In this case, when the disk capacity becomes full and the system is down, record about immediate actions. ...
How to deal with a problem that freezing when executing command (yum, etc.)
Today, I will explain how to deal with a problem when executing command like following. ...
How to register a library made by Scala to the Maven Central Repository
Today, I’d like to explain how to register a library made by Scala to the Maven Central Repository. I use sbt (ver 0.13). ...
SQL anti-pattern Application's anti-pattern
Today I read the SQL anti-pattern, so I will extract some of the terms and anti-patterns that I came out and summarize. ...
SQL anti-pattern Query anti-pattern
Today I read the SQL anti-pattern, so I will extract some of the terms and anti-patterns that I came out and summarize. ...
SQL anti-pattern Anti-pattern of database physical design
Today I read the SQL anti-pattern, so I will extract some of the terms and anti-patterns that I came out and summarize. ...
SQL anti-pattern Anti-pattern of database logic design
Today I read the SQL anti-pattern, so I will extract some of the terms and anti-patterns that I came out and summarize. ...
Hacker's school - Partial excerpt from some practical examples
Today, I’d like to explain some words from Hacker’s school. ...