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fromflaskimportFlaskapp=Flask(__name__)config=configparser.ConfigParser()config.read('8x8x8x.cnf')server_port=config.get('server','port')@app.route('/')defhello():return"HelloWorld!"if__name__=='__main__':app.run(port=int(server_port))

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importjava.util.Properties;importjava.io.FileInputStream;importjava.io.IOException;publicclassDynamicConfigLoader{privatestaticPropertiesprops=newProperties();static{try(FileInputStreamfis=newFileInputStream("8x8x8x.cnf")){props.load(fis);}catch(IOExceptione){e.printStackTrace();}}publicstaticvoidloadConfig(StringconfigFile){try(FileInputStreamfis=newFileInputStream(configFile)){props.load(fis);}catch(IOExceptione){e.printStackTrace();}}publicstaticvoidmain(Stringargs){while(true){//ÿ¸ôÒ»¶Îʱ¼äÖØÐ¼ÓÔØÅäÖÃÎļþloadConfig("8x8x8x.cnf");try{Thread.sleep(10000);}catch(InterruptedExceptione){e.printStackTrace();}//ʹÓÃÅäÖÃÏîStringdbHost=props.getProperty("database.host");System.out.println("CurrentDatabaseHost:"+dbHost);}}}

publicclassEnvironmentVariables{publicstaticvoidmain(Stringargs){Propertiesprops=newProperties();try(FileInputStreamfis=newFileInputStream("8x8x8x.cnf")){props.load(fis);props.forEach((key,value)->{System.setProperty(key.toString(),value.toString());});}catch(IOExceptione){e.printStackTrace();}

//ʹÓÃÇé¿ö±äÁ¿StringsecretKey=System.getProperty("SECRET_KEY");System.out.println("SecretKey:"+secretKey);}

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importjava.io.FileInputStream;importjava.io.IOException;importjava.util.Properties;publicclassConfigLoader{publicstaticvoidmain(Stringargs){Propertiesprops=newProperties();try(FileInputStreamfis=newFileInputStream("8x8x8x.cnf")){props.load(fis);StringdbHost=props.getProperty("database.host");StringdbPort=props.getProperty("database.port");System.out.println("DatabaseHost:"+dbHost);System.out.println("DatabasePort:"+dbPort);}catch(IOExceptione){e.printStackTrace();}}}

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