filewriter_开发者

Do I need to implement synchronized on writing data to a same file by using BufferedWriter and FileWriter?

I am working on Webmethods Integration Server. Inside there is a java service which is in form of a static java method for writing data to a log file (server.log) by using BufferedWriter and FileWrite[详细]

2023-04-09 20:35 分类：问答

How to speed up/optimize file write in my program

Ok. I am supposed to write a program to take a 20 GB file as input with 1,000,000,000 records and create some kind of an index for faster access. I have basically decided to split the 1 bil records in[详细]

2023-04-08 03:59 分类：问答

Java: PrintWriter

I am trying to use PrintWriter.java but I am getting a rather strange problem and I am not able to figure out what am I am missing here.[详细]

2023-03-21 05:48 分类：问答

Error when trying to compile the program

I\'m trying to run this code taken from Sun Java site (I didn\'t copy it, Looked at it and wrote it as it would help me to remember the code).[详细]

2023-03-17 22:00 分类：问答

How to save a non txt file in data/files folder in android

A 开发者_运维问答way to save a non text file to /data/files folder. If file resource is from assets folder.this should do it.[详细]

2023-03-16 22:40 分类：问答

Unable to write some ascii values above to a file in java

I am writing a java code to write ASCII characters to a file. But when I try to write any character of ASCII value of more than 140 or less than 32 to a text file, I get a blank file. It does not writ[详细]

2023-03-15 21:36 分类：问答

Java File object's renameTo method deletes my file instead of renaming it. Vistax64

Trying to take one mp3 file and rename it using a string variable. For example, I have a classical music folder, C:/classical, and I want a song called vivaldi renamed to FourSeasons. I want to find t[详细]

2023-03-10 02:26 分类：问答

Broken Pipe Java program writing in an external C programs stdin and reading from stdout

I am using the follwing java code to write in the stdin of a C program which basically reads from stdin adds A_A_A to the end of the line and writes it back in the stdout which the java program reaads[详细]

2023-03-09 07:57 分类：问答

Android file management

i use the code below to write a file to the sd card and read the content of it: try { if (root.canWrite())[详细]

2023-03-06 03:10 分类：问答

File gets overwritten on program restart Android

I am trying to write out some data to a file. However, every time I restart my program, I think it is overwriting the original file (making a new one?) Here is a snippet of code where I instantiate th[详细]

2023-03-05 01:43 分类：问答