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Prevent any form of page refresh using jQuery/Javascript
...on() {
return "Dude, are you sure you want to leave? Think of the kittens!";
}
</script>
The user will be prompted with the message, and given an option to stay on the page or continue on their way. This is becoming more common. Stack Overflow does this if you try to navigate awa...
Catch Ctrl-C in C
...
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) {
...
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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Why should you use an ORM? [closed]
...cess more abstract and portable. ORM implementation classes know how to write vendor-specific SQL, so you don't have to.
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Why does DEBUG=False setting make my django Static Files Access fail?
...
With debug turned off Django won't handle static files for you any more - your production web server (Apache or something) should take care of that.
s...
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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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.
...
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...
Best way to find if an item is in a JavaScript array? [duplicate]
...s:
function include(arr,obj) {
return (arr.indexOf(obj) != -1);
}
EDIT:
This will not work on IE6, 7 or 8 though. The best workaround is to define it yourself if it's not present:
Mozilla's (ECMA-262) version:
if (!Array.prototype.indexOf)
{
Array.prototype.indexOf = function(...
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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