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Question: We have trademark symbols sprinkled in our HTML Although MSIE 4.0 has no trouble with it, some browsers cannot interpret [ampersand]trade”. We try to replace them with the ASCII
Question: I am writing a server written in Java that needs to take input from a game written in Visual Basic and sends the output to clients on the Internet.
Question: Am implementing a network simulation program thatrequires a sender and receiver thread, with a frame object being passed between the two threads.Could you suggest a way of connecting the
Question: I am conducting a study of operating system capabilities to support desktop videoconferencing.Would Java be a good Operating System for this purpose? Answer: Java itself is not an operating
Question: How do you change UNIX file permissions in Java? I’ve seen it done and I need to replicate it. Answer: There is no platform-independent way of changingfile permissions in
Question: After: StringTokenizer st = new StringTokenizer(line); Do I have to write: String key = new String(st.nextToken()); or is it enough to write: String key = st.nextToken(); Answer: It is
Question: How do I access environment variables? Answer: There is an undocumented method in java.lang.System with the signature: public static String getenv(String) You can use this method to fetch the
Question: Any suggestions on a good way to implement templates in java? Answer: The normal way to implement template behaviorin Java is to create an interface defining thecommon behavior that
Question: I’m having problems with application clipboard usage for “non strings”. If I try to create my own dataflavor it still seems to think the clipboard is a string. Answer:
Question: I am curious if Java can be compiled as Windows 95 executable program? Answer: Yes, various Java compilers now support the optionto compile Java directly to native code. Visual
If you are extending an AWT Component, such as a Canvas to write your own control, then you will probably want it to trigger events that the super class does
While Java’s ability to run on numerous computer platforms makes a developer’s task easier, it is sometimes necessary to customize code to match the abilities of the environment. A good
A Vector is a convenient tool for keeping track of a set of objects, particularly when you don’t know in advance how many will be in the set. You can
For primitive types the C++ language distinguishes between ++x; and x++; as well as between –x; and x–;For objects requiring a distinction between prefix and postfix overloaded operators, the following
Unlike ordinary base class member functions, assignment operator is not inherited. It may be re-defined by the implementer of the derived class or else it is automatically synthesized by the
You may notice that the first or last character in a Label’s text can get partially chopped off by some implementations of the Java Virtual Machine. Older versions of browsers
LayoutManagers control the locations of AWT Components, such as Labels, Buttons and TextFields within Containers, such as Frames, Applets and Panels. Some of the five LayoutManagers included with Java 1.1
Question: How do you use a pointer to a pointer to an int?Like this: ————–int **IntPtr;————– How do you access the value “underneath” two pointers? Answer: You can deference a
Question: On a test in college an instructor asked if it was possible to multiply and divide pointers. In the book we are using it says nothing about it, and
Question: I declared a string array, char *cities[15];, to hold the names of 15 cities. I want to allow the user to enter the 15 cities, but I do not
Question: Is there any way of casting the CDECL_ type to *int? Answer: No, because CDECL_ is not a type. It’s a calling convention. Calling conventions specify how arguments are
Question: I am a student learning to do C++ programming with MFC. I have used InvalidateRect to update a particular area in a program. I thought invalidating reduced the flickering
Question: I have created a simple link list and would like to save it on disk and then read it back. What is the best way to do so? What
Question: I have found many resources discussing the OnMouseOver event in JavaScript. I would like to know if this event is available in VC++ in any capacity, whether through an
Question: #include #include void main(){ randomize(); const int max_num=1000; int value[max_num]={0}; const num_word_per_line=8; cout
Question: It’s possible to run an Access macro from ASP? Answer: Although you can run a macro from Access, it takes preparation, nerve and luck.Preparation, because you have to set
You have written a test program for your class X, and everythingworked fine. How did you test the copy constructor and the assignmentoperator? class X { public: X (const X&);
This is a trick you should never, ever apply, unless it is your lastchance to meet the deadline for the presentation which will save yourjob: #define private public #define protected
Printing a simple report from Java is far from being as simple as you might expect. You use the Toolkit class to create a PrintJob, but the method requires a
With Java 1.1, the Tab key will cause the focus to step through those Components in a Container which can accept user input. Components such as Labels, which do not