Question: Is it possible to select only certain records from a table and copy those records to a new table? Answer: The easiest way to move only certain records from

Question: I am reading in an external data file using i_file = fileopen (“c:dataamt.dat”, linemode!,read!) fileread (i_file, filelines) fileclose (i_file) How would you avoid hardcoding the data file so that

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Question: I’m thinking of reimplementing a computationally intensive scientific app in Java. What fraction of native C speed do people usually see with current Java compilers? Answer: This is not

Question: I have no experience with MFC applications, and I am wondering if there is a URL that gives very basic samples of code for applications. I can’t even figure

Question: Do you know of any utilities that can convert an *.obj file back to its original code (*.cpp/*.c)? Answer: The simple answer is that there is no hope of

Question: How can I make a two-way linked list with only one pointer? Answer: If, by two-way linked list, you mean a linked list that can be traversed from either

Question: I’m converting an fsm from C to Java. The C code has a struct and one of the members contains a pointer that contains the address of a function.

Question: I know that you can execute a program from a known drive using the system command, but what if you don’t know the drive letter? I am trying to

Question: I am looking for a way to get the javac compiler to generate a warning message that I specify in my code when it is compiling my code. I

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Question: Where can I see the source code to the functionstrchr? Answer: If you purchase a compiler such as the professional edition of VC++, the source code for all run-time

Question: How can I do a C++ program that converts simple C programs to assembly programs? Answer: This is a very complicated task. The first step would be a parser

Question: Our maximum int value is 32,768, but our minimum int value is -32,767. Why aren’t they the same? Answer: Because a short integer (2 bytes or 16 bits) can

Question: I know that Netscape supports layers in JavaScript. Is there any way to make them work in Microsoft Internet Explorer 4 or 5? Answer: Unfortunately, no. Microsoft and Netscape

Question: I’m working on PowerBuilder 6 under a Windows environment. I’m calling a global function in a datawindow object. This function gets called perfectly in the development environment, but it

Question: Why can’t I revoke the “update” permission from four tables in a database in the object permissions GUI? I have successfully revoked “update” from all other tables in the

Question: I’ve used your technique for getting the icon in the tray and for being notified when the user has clicked on it, but I’m having a problem getting a

Question: When inserting data into a table that has an identity column that is also the key, the following error occurs: Non-Blob column in table is required to perform operation.

Question: Could you please explain, along with examples, how to use the commands GetFileTime and CompareFileTime? I read the help topics but find it hard to digest what they say.

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Question: I am trying to list out the contents of a field, and there are so many, that I need to send the output to a file. Can you tell

If you use an HTML form at your Web site, you may not want anyone to submit the form if required fields are left blank. You can check for blank

A well-developed user interface will make it clear which components in a dialog are available to receive input from the user. The AWT Component class has a setEnabled method for

Question: I am trying to run a DOS program using the folowing syntax: WinExec(‘Command.com /c c: emaddr CN=variable’, wn_shownormal); I can’t manage to get it to work with a variable

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Question: I have a table that contains the values returned from a SQL database. I have created a division within each cell. The ID value for the division is the

Question: I’m using Delphi 2.0 Client/Server. The Delphi Object Pascal user’s guide says that the Integer size is 2 bytes (signed 16-bit with Range -32768-32768). But when I do the

Question: I am working on a project that reads in teletext information from the COM port in 8-bit binary form. Since ASCII does not represent teletext graphical characters, I have