wxHexEditor is another Hex Editor, build because of there is no good hex editor for Linux system, specially for big files. It supports files up to 2^64 bytes. Written with C++/wxWidgets GUI libs and can be used with other OS'es such Windows, Mac OS
Log any javascript or php variables and it's back stack into file like php function debug_backtrace done. View the variables value and it's back stack info in web browser, and browser will synchronize with the log file using ajax.