crystality

Hi! Does anybody know how to recursively read in files from a specific directory on the internet, in Java? I want to read in all the text files from this web directory: [url]http://www.cs.ucdavis.edu/~davidson/courses/170-S11/Female/[/url] I know how to read in multiple files that are in a folder on my computer, and …

Hi! This is for a homework assignment, and I'm trying to do cascaded deletions on tables that refer to each other. [B] Homework question:[/B] Give an example instance of C and D, having at least 4 tuples in each of C and D, such that a deletion of a single …

Hi! I'm trying to implement an optimization idea for Dijkstra's algorithm for homework. This is the optimization idea that they want us to implement: [INDENT][B]Idea 3. [/B]Many of the vertices have exactly two neighbors. If a vertex [I]v[/I] has exactly two neighbors [I]u[/I] and [I]w[/I], then you can replace the …

Hello! I'm getting this infamous problem: [B]Segmentation fault (core dumped)[/B]. Not sure what's going on. ='( Please help! I've red-ed and bolded the parts that I think are problems. In the following class, I'm trying to create a class called 'BucketHashTable'. I want to create an array of known size …

Hi! I can compile the following code, but when I try to run it with the line [B]a.out File1.txt[/B], my programming partner get a seg fault, and I get this error: [INDENT]a.out: relocation error: a.out: symbol __cxa_allocate_exception, version XXABI_1.3 not defined in file libstdc++.so.6 with link time reference[/INDENT] I found …

Hi! I'm getting this error when compiling: $ g++ index.cpp index.cpp:85: error: 'friend' used outside of class index.cpp: In function 'std::ostream& operator<<(std::ostream&, const GrabStuff&)': index.cpp:88: error: 'myLineNumbers' was not declared in this scope Links to included files: [URL="http://users.cs.fiu.edu/~weiss/dsaa_c++/Code/mystring.h"]mystring.h[/URL] [URL="http://users.cs.fiu.edu/~weiss/dsaa_c++/Code/string.cpp"]string.cpp[/URL] [URL="http://users.cs.fiu.edu/~weiss/dsaa_c++/Code/SplayTree.h"]SplayTree.h[/URL] [URL="http://users.cs.fiu.edu/~weiss/dsaa_c++/Code/QueueAr.h"]QueueAr.h[/URL] And for fun: [URL="http://users.cs.fiu.edu/~weiss/dsaa_c++/Code/SplayTree.cpp"]SplayTree.cpp[/URL] [URL="http://users.cs.fiu.edu/~weiss/dsaa_c++/Code/QueueAr.cpp"]QueueAr.cpp[/URL] [CODE]#include <iostream> #include <fstream> …