Linux Shell Script｜mkdir: cannot create directory ‘DIRECTORY NAME’: File exists｜Error cause and how to deal with it｜bash shell

Linux

When running a shell script on Linux, a mkdir: cannot create directory ‘DIRECTORY NAME’: File exists error occurred. This section describes ...

Linux Command｜How to replace the same string in multiple files with another string at once

Linux

Describes the command to replace the same string in multiple files with another string at once. Command to replace the same string in multip...

Error cause and how to deal with it｜Kubernetes｜Error: ImagePullBackOff｜ImagePullBackOff error occurs when creating pod

Azure Kubernetes Microsoft

An ImagePullBackOff error occurred when creating a pod. This section describes error causes and countermeasures. Error information that occu...

Microsoft Azure Kubernetes | There is no way to change the time zone of an AKS Cluster from UTC to another time zone

Azure Kubernetes Microsoft

Currently, as of 2024/03, the Kubernetes time zone is UTC in the Azure Kubernetes Service (AKS) cluster. Unable to change AKS cluster timezo...

Regular expression | Password input check

Java

Regular expressions are used to check that the password string satisfies all of the following. ・Character string of 12 characters or more ・I...

Microsoft Azure Kubernetes｜How to schedule an Azure AKS Cronjob on the last day of every month

Azure Kubernetes Microsoft

This article describes how to set the Azure AKS Cronjob schedule on the last day of every month. How to schedule a Cronjob on the last day o...

Error cause and how to deal with it｜Spring Boot＋Thymeleaf｜TemplateInputException｜ template might not exist or might not be accessible...｜Template access error

Spring Boot

When I created a Spring Boot project jar file in Eclipse and ran it at the command prompt, an error occurred. Here, we will introduce the...