public static void checkAll() {
		for (InstallationChecker installationChecker : InstallationChecker.values()) {
			if (!installationChecker.isInstalled()) {
				installationChecker.printWarningMessage();
			}
		}
	}
Check If specific program is installed.

@since 3.5.3
ngrinder-controller/src/main/java/org/ngrinder/starter/InstallationChecker.java