From Perlfaq8: You’re confusing the purpose of system() and backticks (“). system() runs a command and returns exit status information (as a 16 bit value: the low 7 bits are the signal the process died from, if any, and the high 8 bits are the actual exit value). Backticks (“) run a command and return … Read more
Say you have a file with many empty bytes \x00. These many empty bytes \x00 are called holes. Storing empty bytes is just not efficient, we know there are many of them in the file, so why store them on the storage device? We could instead store metadata describing those zeros. When a process reads … Read more
There is not any general way to do this unix. Each OS has different ways to handle it and some are very hard. You mention Linux though. With Linux, the info is in the /proc filesystem. To get the command line for process id 9999, read the file /proc/9999/cmdline.
The Windows XP systeminfo command displays lots of stuff, but the relevant information is this: System Locale: en-us;English (United States) Input Locale: en-us;English (United States) To get equivalent information in Java, use Locale.getDefault() to get the Locale that Java is using, and use methods on the Locale object such as getCountry(), getLanguage() to get details. … Read more
The type of expression ” quickscan.exe resolution 300 selectscanner jpg showui showprogress filename ‘”+name+”.jpg'” is std::string. However function system has declaration int system(const char *s); that is it accepts an argumnet of type const char * There is no conversion operator that would convert implicitly an object of type std::string to object of type const … Read more
System.out.println(Integer.toHexString(test[0])); OR (pretty print) System.out.printf(“0x%02X”, test[0]); OR (pretty print) System.out.println(String.format(“0x%02X”, test[0]));
WMI provides a way to track processes starting and terminating with the Win32_ProcessTrace classes. Best shown with an example. Start a new Console application, Project + Add Reference, select System.Management. Paste this code: using System; using System.Management; class Process { public static void Main() { ManagementEventWatcher startWatch = new ManagementEventWatcher( new WqlEventQuery(“SELECT * FROM Win32_ProcessStartTrace”)); … Read more