Java Strings: Mutable or immutable?
Question: I don’t understand why it is said that Strings are immutable in Java. Here is a small piece of code which shows that Strings are in fact mutable:class TestStringStuff{public
Question: I don’t understand why it is said that Strings are immutable in Java. Here is a small piece of code which shows that Strings are in fact mutable:class TestStringStuff{public
Question: I have an applet placed on successive pages that displays different information on each page (a text-scrolling applet). This applet is running on a thread. Is there a way
Question: I am getting an usual message from exception class EDBEngineError. The message is simply: “At beginning of table.”What does that mean? I am building a TQuery SQL property in
Question: How can I override the Enter key to act like theTab key between components in a TDBCtrlGrid? Answer: There’s no simple way to do this. Why? Because child controlscontained
Question: I want to create a button in code, put it on a form and attach a procedure to its click event. How can I get the click event linked
Question: I want to draw a picture with bigger coordinates (x,y) than the screen can contain. For example, my screen’s resolution is 600×800, but I will draw a filledellipse on
Question: What is the easiest connection (installation at customer site and use in program) to a database ? BDE, ODBC or Paradox direct access? Answer: It depends on the database.
Question: I am working on a Delphi program in which I am inserting information into a database table by running a student’s ID card through a scanner. I was testing
Question: I am writing a small Delphi 2.0 program to list out all the drives on a system, plus total and free disk space. No problem, except that with hard