read-write

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Writing to stdin and reading from stdout (UNIX/LINUX/C Programming)

I was working on an assignment where a program took a file descriptor as an argument (generally from the parent in an exec call) and read from a file and wrote to a file descriptor, and in my testing,[详细]

2023-04-03 23:42 分类：问答
Writing/Reading User-Defined settings in app.config file

I am trying to read and write into app.config file of user-settings. I found a snippet of a code for working with confige file. I finally got it compiling and running, but it absolutely seems to be do[详细]

2023-03-28 18:00 分类：问答
simultaneous 2 or more read/write to/from harddisk

it is said that there is only one spindle in hard disk which reads or writes data to/from hard disk, how is it possible to write or read 2 or more data\'s to/from hard disk SIMULTANEOUSLY. the operati[详细]

2023-03-22 21:23 分类：问答
Java - allow access to files during I/O

Is there any way to allow access to files while they are being used in Java? BufferedWriter bw = new BufferedWriter(new FileWriter(file));[详细]

2023-03-19 08:43 分类：问答
Reading/Writing an online SQLite Database iPhone

I\'ve got a database full of usernames and passwords etc. But i need to able to either download a fresh copy of the database every time the user opens the applciation, or even better, read/write to th[详细]

2023-03-15 05:14 分类：问答
iPod client permanently sending data to C server?

I have an iOS client set up with a linux C server via TCP/IP. The problem i am facing is: After the connection is done, the server waits for data (read()) and presents it in the screen once received f[详细]

2023-03-13 13:46 分类：问答
How do I read/write (program) the MBR/VBR of a flash drive?

I\'m looking for a method of reading/writing (actually programming) the Master Boot Record (or maybe VBR) of a usb mass storage device. Actually its a flash drive whose MBR I want to program, so that[详细]

2023-03-13 05:10 分类：问答
Text file not writing and storing data properly

I am having some problems with creating and editing text files. The file never seems to store the data.[详细]

2023-03-09 19:19 分类：问答
Write/read a Common Lisp (SBCL) hash-table, or alternative

I would like to write/read a hash-table to/from disk, but it is not a (print)able object. I won\'t know the key names so I can\'t think of a way to do it manually. I read that there might be distribut[详细]

2023-03-02 18:15 分类：问答
NSCFNumber unrecognized selector

i want to send data between views, but i get an error: unrecognized selector.... and the in the debugger, the variable mystring is a NSCFNumber (\"at this time\") instead of NSString...[详细]

2023-02-20 03:50 分类：问答