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Netbeans could not find or load main class how to#
Netbeans could not find or load main class install#
Netbeans could not find or load main class windows#

Display the PATH environment variable echo %PATH% PATH=xxxxxxx // Append a directory in front of the existing PATH set PATH=c:\myBin %PATH% PATH=c:\myBin How to Add or Change an Environment Variable "Permanently" For example, you can use the echo command to print the value of a variable in the form " echo % varname%". To reference a variable in Windows, use % varname% (with prefix and suffix of '%'). Try setting a variable, re-start CMD and look for the variable. Set or change the value of the variable (Note: no space before and after '=')ĭelete the variable by setting to empty string (Note: nothing after '=')įor examples, // Set an environment variable called MY_VAR set MY_VAR=hello // Display set MY_VAR MY_VAR=hello // Unset an environment variable set MY_VAR= // Display set MY_VAR Environment variable MY_VAR not definedĪn environment variable set via the " set" command under CMD is a local, available to the current CMD session only.

set varname set varname = value set varname = set To unset an environment variable, use " set varname=", i.e., set it to an empty string. There shall be no spaces before and after the '=' sign. To set (or change) a environment variable, use command " set varname= value". To display a particular variable, use command " set varname", or " echo % varname%": // Display a particular variable set COMPUTERNAME COMPUTERNAME=xxxxxx // or, use "echo" command with variable name enclosed within a pair of '%' echo %COMPUTERNAME% COMPUTERNAME=xxxxxx Set/Unset/Change an Environment Variable for the "Current" CMD Session Pay particular attention to the variable called PATH. Try issuing a " set" command on your system, and study the environment variables listed. To list ALL the environment variables and their values, start a CMD and issue the command " set", as follows, // Display all the variables (in NAME=VALUE pairs) set COMPUTERNAME=xxxxxxx Display Environment Variables and their Values They are typically named in uppercase, with words joined with underscore ( _), e.g., JAVA_HOME.

Netbeans could not find or load main class windows#

(Windows) HOMEDRIVE, HOMEPATH: Current user's home directory.Įnvironment Variables in Windows are NOT case-sensitive (because the legacy DOS is NOT case-sensitive).

COMPUTENAME, USERNAME: stores the computer and current user name.

PATH: the most frequently-used environment variable, which stores a list of directories to search for executable programs.

Environment variables are useful to store system-wide values, for examples, We can now set up GeoTools as a library in NetBeans:įrom the menu bar choose Tools > Libraries to open the Library Manager.įrom the Library Manager press the New Library button.Environment variables are global system variables accessible by all the processes/users running under the Operating System (OS), such as Windows, macOS and Linux.

It uses including those from other libraries such as GeoAPI and JTS. If you open up the folder and have a look you will see GeoTools and all of the other jars that To start with we will obtain GeoTools from the website:ĭownload the GeoTools binary release from Įxtract the geotools-2.6.0-bin.zip file to C:\java\geotools-2.6.0 folder.

Netbeans could not find or load main class install#

The alternative to using Maven to download and manage jars for you is to manually install them. We will be making use of some of the project is greater depth in the remaining tutorials. NetBeans has an interesting feature to show how the dependency system works - Right click on You can check the status of the build server producing current 29-SNAPSHOT here: 4.0.0 quickstart 0.0.1-SNAPSHOT jar GeoTools Quickstart UTF-8 29-SNAPSHOT true junit junit 4.13.2 test org.geotools gt-shapefile $ true

We would like thank members of the GeoTools users list for their feedback while were preparing theĬourse material, with special thanks to Tom Williamson for reviewing early drafts. These sessions are applicable to both server side and client side development. These examples make use of Swing be assured that this is only to make the examples easy andįun to use. These are visual tutorials that allows you to see what you are working with while you learn. If you are already familiar with Maven that is an advantage but if not, don’t worry, we will beĮxplaining things step by step and we will also document how to set up things by hand as an Projects tend to use a large number of jars and an automated solution is preferable. ( ) is our preferred option for downloading and managing jars. This workbook is also available for Eclipse or Maven command line use. We are going to start out carefully with the steps needed to set up your Netbeans IDE. This workbook is aimed at Java developers who are new to geospatial