I\'m trying to read/write files to the sdcard. I\'ve tried doing this both on my real phone and on an emulator in eclipse. On both devices the permission to the /mnt/sdcard/ or /sdcard is only \"d----
Recently I\'ve compared two versions of my C++ application that processes huge files (tens of GBs): a regular executable and fastcgi binary spawned under the lighttpd server. It turned out that fastcg
I have a program that runs in the command line (i.e. $ run program starts up a prompt) that runs mathematical calculations. It has it\'s own prompt that takes in text input and responds back through s
Standard unix C has this function: ssize_t read(int fd, void *buf, size_t count); But what is the maximum bytes that this \'read\' function can r开发者_C百科ead 1 time?From man read(2):
Simply speaking, I have a Programmable Logic Controller connected to my Mac via a USB to Serial adapter. There is a开发者_高级运维nother adapter converting the RS-232 from the computer to the RS-485 r
In C++, can I write and read back a float (or double) in text format without losing precision? Consider the following:
This is my Code that all together crashes my app The bit that assigns the webview its value: It works fine until the last line. When it SIGBARTS.
File oldFile = new File(\"old\"); if (oldFile.renameTo(new File(\"new\"))){ System.out.println(oldFile.getName());//this prints \"old\"
recently i\'ve used Maxmind geoip to locate country & city based on the ip. It has huge content inside the dat files. but retrieving of those records happens within a seconds.so i\'m so curious to
I am trying to write a .pcap file, which is something that can be used in Wireshark. In order to do that, I have a couple of structs with various data types I need to write to a file. (see code)
加载中,请稍侯......