Java Tutorial

How To Create Virtual Machine Instance And Install ShadowSocks Server On Oracle Always Free Cloud

Oracle cloud provide an always free service for virtual machine, database and network creation & usage. It is a very good news because of free usage. This article will tell you how to register oracle always free cloud account and how to create virtual machine instance in it, it also tell you how to setup …

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Resolve Spring Boot JPA Table ‘dbname.hibernate_sequence’ Doesn’t Exist Error

In my recent spring boot example project, i use spring boot data JPA to operate MySQL server table. And when i invoke the CrudRepository’s save method to implement insert action to the table, it shows below error, the error message is “table ‘dev2qa_example.hibernate_sequence’ doesn’t exist”. This error cost me some time to fix, and i …

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How To Enable Group Policy Editor ( gpedit.msc ) In Win 10 Home Edition

Group policy editor (gpedit.msc) is a very useful windows function that are needed when enable windows long file path feature. It has been installed and enabled in win 10 professional and enterprise edition by default. But when you run it in win 10 home edition, it will prompt error message like Windows cannot find ‘gpedit.msc’, …

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How To Create, Debug Java Project In Visual Studio Code

Visual studio code is an open-source lightweight code editor provided by Microsoft. It can startup very quickly. It can support any coding language development and debug through its extension. There are so many extensions in the visual studio code marketplace. In single words, visual studio code is not a java IDE, but it can be …

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