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Hi Gurus, I got confused about a C global variable question. There are 3 very simple C files: mya.c --------------------- #include <stdio.h> int tv=10; printav() { printf(&quot;&av= %x\tav = %d\n&quot;, &tv, tv); } ------------------------ myb.c ------------------------ #include...

Dear all, Please help me with this problem. I have a Sun box with the Solaris 7, and now got such a problem. when I want to telnet to this machine from other site, the system will refuse my request by say &quot;Unable to connect to remote host: Connection refused&quot;. This also will happen...

Hi, I encountered a problem about the ORACLE standby database. I created a standby database and when I enter the SQL statement &quot;recover standby database&quot; to recover it, I got the following message: SVRMGR> connect internal Connected. SVRMGR> recover standby database; ORA-00279: change...

I have question like this: suppose I create a table: create table mytable(msg raw(254)); and there is a record in this table which contains the following message like: 616C6D6B000000...... I want to retrieve the first character from table mytable, I use such a sql statement: select...

I have question like this: suppose I create a table: create table mytable(msg raw(254)); and there is a record in this table which contains the following message like: 616C6D6B000000...... I want to retrieve the first character from table mytable, I use such a sql statement: select...

I was confused about such a fact: when I declare a array of char type like the following: char name[30]=&quot;scott&quot;; then I have a printf statement: printf(&quot;Addr: %x\n&Addr: %x\n&quot;, name, &name); I got the same value of these two address. who can tell me the reason about...