montjoile

hi there, I'm coding in windows, c++, but when I traslate my code to ubuntu, g++, I get this error: [B]lvalue required as left operand of assigment[/B] This is the line where I get the error: [COLOR="Red"][/COLOR][CODE]&*raiz=&*p;[/CODE] What could be the problem? *raiz and *p are pointers to an avl …

I want to run a java application which calls a web service. Everything works fine from the netbeans ide, but fails when I run the .jar generated. What could be the problem? How can I check the content type that the error is pointing at? The error says: **SEVERE: SAAJ0537: …

hi I had a question in an exam that asked for the code of a trigger that cancels a transaction if a query result doesn't meet a condition in oracle database. is it possible? I am googleing but I can't find an answer thanks

Hi! I want to execute a method without pressing the enter key, what I want to do is get the press key an save it in an array while the user is typing, but I dont know how to execute an event without pressing the enter key here is my …

Hi. I'm having a problem with a module in a program written in powerbuilder An event is triggered when the user change the focus to a specified textbox the event creates local variables that I set to null, then I read a string that comes from the lecture of a …

hi! I need to populate a flex combobox with the result query of a oracle db, using coldfusion. I have this code, but it is not functioning: my flex webpage: [CODE] <?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute"> <mx:Label x="230" y="36" text="Selecionar Consolas"/> <mx:Script> <![CDATA[ import mx.events.*; import mx.collections.*; import mx.rpc.events.ResultEvent; …

hi. I'm working with php-oracle and I need to do a query that I know will return a unique string, but when I execute the query all that I recieve is a number. Why? this is my code: [CODE] $nombre=oci_parse($conexion, "select nombre_cliente from cliente where cod_cliente=$codigo_de_cliente"); $nombre_de_cliente=oci_execute($nombre); [/CODE] nombre_cliente is …

hi. I need to create a table, but I want to set three forgein key each one of different tables. Is that posible to do with oracle?

I have sound in my laptop speakers, but when I connect the headphones, the sound still come out from the speakers. I have tried a MILLION different things. Anything works. I modified the alsa-conf file, but I still have the same problem does anyone knows how to solve this problem?? …

I use CodeBlocks, it's light, has readline-like autocomplete of code and the best thing that I like is that you can change the background color. which is the one you use?

Hi, I would like to review a good manual of memory architecture of RAM and hard disks, something deeply technical. If you have some good link, could you pĺease forward it to me? thanks

Hi, I have the structure and the insertion method of a btree, but I need to do the traversal method. I have this so far: [CODE]void inorden(btree r){ //inorder for (int i=0; i<=r->peso; i++){ //n+1 branches if (r->rama[i]) inorden(r->rama[i]); if (i<=r->peso-1 && (r)->clave[i]) printf(" %i", r->clave[i]); } }[/CODE] The problem …

Hi. I need to print a btree, and instead of coding a method for draw it, I want to use graphviz. Have anyone of you used before? How can embed graphviz into my project without make the user do anything manually? There are some examples in the web, but they …

Im trying to implement a btree. I don't have any error in compiling, but when I run my code I have some weird runtime error. It says something like: MALLOC c:3096: sYsmalloc: Assertion `(old_top == (((mbinptr) (((char *) &((av)->bins[((1) - 1) * 2])) - __builtin_offsetof (struct malloc_chunk, fd)))) && old_size …

I'm getting a runtime error, and I can't figure out why. I'm developing the insert method of a btree. Below is the code of insert() [CODE] void insertar(btree* r, int dato){ int pos=0; btree* encontrado= buscar(&*r, dato, 0); //buscar() searches if [COLOR="Red"]dato[/COLOR] already exists if (encontrado==NULL) printf(" data already exists"); …

I have this structure: [CODE] typedef struct nodo{ int dato; struct nodo *izq; struct nodo *der; }nodo; typedef struct nodo *avl; [/CODE] I have this method: [CODE] void insertar(avl *r, int dato){ if (*r==NULL){ *r=(nodo*)malloc(sizeof(nodo)); (*r)->dato=dato; (*r)->izq=NULL; (*r)->der=NULL; [/CODE] All this code works perfectly. My question is about the line: …

Hi. As far as I know, [B]typedef[/B] is used to assign an alias for a structure or type of data, am I wrong? Is there something more to know about Typedef? thanks

Why I can't compile without the [B]using namespace std[/B] line? I need to add .h in some libraries in order to being recognized by G++, but some others works without the .h extension. Why is that??

hi. Im connecting to a oracle network database using power builder 6.0, but I get the following error when I display the window containing the datawindow: [CODE]Predefined message "pfc_dwderror" not found. message arguments: 1)A database error has ocurred Database error code: 942 Database error code message: select error: SQLSTATE=S0002 [microsoft][ODBC …

with this structures: [CODE]//Structure of binary tree typedef struct nodo_ab { int etiqueta; list primerapos; list ultimapos; char dato; struct nodo_ab* izq; struct nodo_ab* der; struct nodo_ab* padre; } nodo_ab; typedef struct nodo_ab *abb; //Structure of list typedef struct nodo_lista{ int dato; struct nodo_lista *sig; }nodo_lista; typedef struct nodo_lista *list; …

hi. Im trying to make an expresion tree for every ER that I read each ER will be transformed into postfix and saved in a string, which I'll be sending to arbol_expresion() to create it`s tree expression Searching on the web I found a method to convert the postfix expresion …

I´m trying to develop an avl tree in C++, but I have problems with my rotation algorithm. I have try ALL the algorithms I could find on the web, but none of they works and I can´t see where is the problem. Here is my structure: [CODE] typedef struct node{ …