How to check the JDK version of a class file
When running a Java application it is mandatory that the JRE version to match or to be higher that the JDK version used to compile the application.
You will get the "Unsupported major.minor version 52.0" error when trying to run an Java 1.8 application using a lower version of Java.
Robots.txt File in SEO
A robots.txt file tells search engine crawlers which pages or files the crawler can or can't request from your site.
This is used mainly to avoid overloading your site with requests; it is not a mechanism for keeping a web page out
of Google. To keep a web page out of Google, you should use noindex directives, or to password-protect
your page.
How to fix mspdb100.dll is missing from your computer
How to fix The program can't start because mspdb100.dll is missing from your computer. Try reinstalling the program to fix this problem. by adding the VC 10.0 IDE on the Windows system environment variables or by running the vcvars32.bat for the current session.
Maven local repository location
Maven local repository default location for Linux and Windows and how to change the location.
How to check if file exists in Golang
How to check if a file exists in Golang using os.Stat method. A FileInfo describing the named file or an error is returned.
How to Install GoLang 1.10 on Ubuntu
How to Install GoLang 1.10 on Ubuntu. This can be applied to any Golang version and for any Ubuntu version.
