self-destruction

How can a object self destruct on an event, in javascript?

I have this function, to create a DIV on-the-fly. But now, I want to destroy this object on onclick event, but I just don't know how. function creatediv(id) { var newdiv = document.createElement('div'); newdiv.setAttribute('id', id); newdiv.onclick=function(){this=null;}; //bad function document.body.appendChild(newdiv...

Delphi: Is it ok for an object to free it self?

I have a form that I use to show some information for some seconds. Is it ok for the form to free itself? Can I start a timer in the constructor, and then call self.free in the timer-event? Or will this potentially lead to trouble? ...

Self deletable application in C# in one executable

Is it possible to make an application in C# that will be able to delete itself in some condition. I need to write an updater for my application but I don't want the executable to be left after the update process. There is an official .Net OneClick but due to some incompatibilities with my HTTP server and some problems of OneClick itsel...

How can I make my .NET application erase itself?

How can I make my C# app erase itself (self-destruct)? Here's two ways that I think might work: Supply another program that deletes the main program. How is this deleter program deleted then, though? Create a process to CMD that waits a few seconds then deletes your file. During those few seconds, you close your application. Both of ...

PHP file that should run once and delete itself. Is it possible?

PHP file that should run once with no errors and delete itself. Is it possible? How to create such file? ...

Design problem: Secure / self-destructing email

As most of you know, email is very insecure. Even with a SSL-secured connection between the client and the server that sends an email, the message itself will be in plaintext while it hops around nodes across the Internet, leaving it vulnerable to eavesdropping. Another consideration is the sender might not want the message to be reada...

C++: Delete this?

Hi, Is it allowed to delete this; if it the delete-statement the last statement that will be executed in that instance of the class? Or is it maybe allowed to delete that instance in a method called at the last statement in that class? Something like: void doStuff() { //blah blah, stuff, you know... delete changeModule(new Ma...

Designing a self Recallable/Destructible email program

The title says it all. This is one of my assignments and I need some help in getting started. The basic idea behind the assignment is that I have to design a self destructible email program that is capable of destructing the message after (n) time duration. Speaking about self destructible emails, there are quite a few ones on the inter...