I want to overwrite/reuse the existing output directory when I run my Hadoop job daily. Actually the output directory will stor开发者_开发知识库e summarized output of each day\'s job run results.
I want to save in a text file without overwriting开发者_C百科 the current data. I mean the next data that will be save will go to the new/next line whenever I save and that is my problem, I don\'t kno
I have a showInputDialog. Whenever I type somethi开发者_高级运维ng to that field, I want it to be save as textfile when I click the ok button. My problem is I don\'t know where/how to put the listener
Basically, I have to overwrite a certain property in a .properties file through a Java app, but when I use Properties.setProperty() and Properties.Store() it overwrites the whole file rather than just
public static void writeFile(String theFileName, String theFilePath) 开发者_StackOverflow{ try { File currentFile = new File(\"plugins/mcMMO/Resources/\"+theFilePath+theFileName);
In my program I have currently a piece of code that looks like this void foo() { // defining local variables
In my app there are 3 EditTexts. I want to write the content of this EditTexts to a file, but the filewrite throws a nullpointer exception. Why?
I am an amateur programmer developing for android. I am just trying get the basics down right now, but I am having an error and I don\'t know why.
I\'ve used this method to serialize an xml file to a SD card http://www.anddev.org/write_a_simple_xml_file_in_the_sd_card_using_xmlserializer-t8350.html
I have the following code: public static void logMessage(Object msg) { if (outputStream != null) { try {
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