Since 1998, DevX has helped people start businesses, build websites, and provide enterprise technology to people globally. Interviewing the likes of Microsoft’s co-founder, Steve Ballmer, the publication brings comprehensive, reliable, and accessible insights to the Internet.
Private Declare Function SendMessage Lib “user32” Alias “SendMessageA” (ByVal _ hWnd As Long, ByVal wMsg As Long, ByVal wParam As Long, _ lParam As Any) As LongPrivate Declare Function LockWindowUpdate
Question: I want to run an .exe using a trigger. Is there any stored procedure for running an .exe? For example, I want to run Notepad. Answer: The stored procedure
Question: I need to do an ontape Level 0 backup but I need to bypass the “Press Enter to Continue.” Simply put, I want to type “Ontape -s -L 0”
Question: I am trying to learn Informix. I have been developing Informix code to produce HTML files—effectively using Informix as a CGI. I want to do the following: Find someone
Question: Are Transact SQL stored procedures currently running on a SQL Server 7.0 database compatible with a Informix database? Answer: No, you’ll have to translate them into Informix’s stored procedure
Question: I am receiving this error in my log: connections rejected: no calls allowed for sqlexec.listener-thread err: = -27002 oserr: = 0errstr = : No connections allowed in Dynamic server
Stack trace is a kind of call stack, which maintains the call sequence of methods at any given point in time. Throwable class in Java provides a method called “printStackTrace()”
The Connect By clause is useful for tables which have 2 or more columns with parent-child relationships. While displaying rows, we can use ‘LEVEL’ pseudo column to indent the results
Insert this code into a bas module: Dim lTimerId As LongPrivate Declare Function SetTimer Lib
In Java, objects are passed to a function by reference, so you can manipulate the object data in the function and have that reflected outside the function also. If you
his 10-Minute Solution was prompted by a question to the Ask the SQL Pro site regarding how best to capture changes that have occurred in a database. I will address
here are numerous reasons why building data entry forms can cause an ASP developer headaches. If you are building a form that captures a date (for example, a date of
n my first article on this subject, I discussed the need to have a healthy dose of paranoia when planning how to protect your systems and information. I also demonstrated
n my last article, “New PL/SQL Features in Oracle 8i: Part I“, I described some of the new features in Oracle 8i that extend the power, performance, and flexibility of
he Web has changed software development forever, and it doesn’t take a prophet to know that this trend will continue. Even now, client/server and object-oriented programmers are tripping over basic
The two previous tips discussed new features that were added to C99, and which C++ doesn’t support. This time I would like to present one of the changes that were
classes overload the operators >> for reading from a file and word) // as long as sizeof hasn’t been reached { vs.push_back(word); //copy word to vector }}
One of the classic examples of using recursion is calculating a factorial of a number. Here’s a typical implementation of this function: int factorial (int num){ if (num==1) return 1;
In C89 and C++, array dimensions must be declared using integer constant expressions. This allows the compiler to compute the array’s size at compile time. In C99, this rule was
In earlier stages of C, function declarations looked like this: int func() /*no parameters inside parentheses*/int a,b; /*instead, parameters were declared here*/float f; /*another parameter*/{/*
Question: How can I schedule an automatic reboot? I have the schedule service started and set up to start automatically, and I know how to dothe “at” commands. What I
Question: How do I fix the “a file xxxx.4gl cannot be written to” error, which occurs when I try toprint a document? Answer: Sorry, but I’m not a 4gl person.
Question: Our shop develops apps with VB 5.0 and 6.0. Are either of these versions of VBWindows 2000 compliant/compatible? Answer: Yes, they are. I have done a considerable bit of
Instead of copying all the files manually you can use the Copy Web Application feature in Visual InterDev 6.0 to easily move your Web application from one server to another.
For objects that may or may not be used in an application, it’s often most efficient to declare the objects without instantiating them until the need to use them arises
Suppose you are writing a method in a class that accepts a parameter of a given type. Such a method can also be called with an argument of a different
This allows a user to select a row in a listivew by clicking anywhere on that row. Private Declare Function SendMessage Lib
When the SQL SERVER is used as the database, and Access is the front-end application, this tip can help to dynamically change the Access pass through query definition. This enables
String in Java is a constant object, which means that, by default, it can be created and read but not modified. Developers sometimes use this String extensively, forgetting the overhead
Sometimes you want to build a link URL which contains both server side and client side information. For instance, in your asp code you want to build this link: Delete











