[callback] Forum Topics

Hello! Can you give me an example of Button widget in Kivy language? I can creat the button but don't know how to use it's callback. I mean how can i set a command for the Button in Kivy?

It seems to me that the Audio object can not be easily played inside a JavaScript callback when running on a mobile device. The code below shows an onload function which, on a PC, plays the sound when the web page is loaded, but on Android phones plays nothing. My …

Hello, I've an array with different type of values: int, null, strings, arrays. I'm trying to remove nulls and empty strings, but I want to save ints, even when it equals to zero, so I tried with `array_filter()`, by default it will remove `0`, `''` and `null`, but by applying …

**<iframe width="608" frameborder="0" id="mainframe" name="mainframe" onload="$(this).height($(this).contents().height());" src="mindex/forratt.php" scrolling="no" /></iframe>** So I have written this code to automatically adjust the iframe to its content and it works fine. The thing is that when I access a page with a lower height, the height from the previous page stays put. I want …

Heyall. I'm trying to use the sqlite3_exec function and am having trouble with the callback feature. I've placed my code below. I realise the callback function provides and argument void *data and the sqlite3_exec function provides a const char *data variable. That is where I'm getting the error. I've searched …

Hello everyone, I have a little question regarding a project for my class. We are making a tower defense game with ants and zombies objects for our project. My question is with this piece of code provided to us. /** * Callback invoked when the player attempts to recruit an …

Hi, I'm making an MVC pattern based app and I though I would learn the principles first. I have reached a stage I need to connect the three elements. When Controller receives user action It calls right model. Now I need to register callback function so that when Model is …