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Catch Ctrl-C in C
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With a signal handler.
Here is a simple example flipping a bool used in main():
#include <signal.h>
static volatile int keepRunning = 1;
void intHandler(int dummy) {
keepRunning = 0;
}
// ...
int main(void) {
...
ViewPager and fragments — what's the right way to store fragment's state?
...m to be very nice for separation of UI logic into some modules. But along with ViewPager its lifecycle is still misty to me. So Guru thoughts are badly needed!
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Delete an element from a dictionary
Is there a way to delete an item from a dictionary in Python?
15 Answers
15
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Clear Application's Data Programmatically
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There's a new API introduced in API 19 (KitKat):
ActivityManager.clearApplicationUserData().
I highly recommend using it in new applications:
import android.os.Build.*;
if (VERSION_CODES.KITKAT <= VERSION.SDK_INT) {
((ActivityManager)context.getSystemServic...
Create directory if it does not exist
I am writing a PowerShell script to create several directories if they do not exist.
11 Answers
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How do I design a class in Python?
...ally awesome help on my previous questions for detecting paws and toes within a paw , but all these solutions only work for one measurement at a time.
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What does the CSS rule “clear: both” do?
..., and will explain to you graphically why clear: both; is required or what it does...
Generally designers float the elements, left or to the right, which creates an empty space on the other side which allows other elements to take up the remaining space.
Why do they float elements?
Elements are f...
Auto-size dynamic text to fill fixed size container
...ery.
You pointed me in the right direction, and this is what I ended up with:
Here is a link to the plugin: https://plugins.jquery.com/textfill/
And a link to the source: http://jquery-textfill.github.io/
;(function($) {
$.fn.textfill = function(options) {
var fontSize = options.maxF...
How to display all methods of an object?
...ined by the browser and most likely enumerable by design.
From ECMA-262 Edition 3:
Global Object
There is a unique global
object (15.1), which is created before
control enters any execution context.
Initially the global object has the
following properties:
• Built-in
object...
How can I use a file in a command and redirect output to the same file without truncating it?
...he output back to the same file. Something along these lines if that makes it any clearer.
14 Answers
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