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How to show a dialog to confirm that the user wishes to exit an Android Activity?
... (toast != null) {
toast.cancel();
}
super.onBackPressed();
}
}
Token from: http://www.androiduipatterns.com/2011/03/back-button-behavior.html
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Do checkbox inputs only post data if they're checked?
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@beeglebug What you're describing is how PHP handles names and values, the [] suffix is not a part of the HTML specification and browsers do not treat it specially. Without the [] PHP will only allow access to a single value (the last value) instead of all values.
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The new syntax “= default” in C++11
...ct in the memory started from address of variable x (instead of new memory allocation). This syntax is used to create object at pre-allocated memory. As in our case the size of B = the size of int, so new(&x)A() will create new object in the place of x variable.
– Slavenski...
Why Choose Struct Over Class?
...
Since struct instances are allocated on stack, and class instances are allocated on heap, structs can sometimes be drastically faster.
However, you should always measure it yourself and decide based on your unique use case.
Consider the following exa...
What's the difference between a 302 and a 307 redirect?
...g the method to GET.
Example usage: if the browser sent POST to /register.php, then now load (GET) /success.html.
307: temporary redirect, repeating the request identically.
Example usage: if the browser sent a POST to /register.php, then this tells it to redo the POST at /signup.php.
308: permanen...
XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP
...rive:\Folder\Folder\etc to get to the folder where your .Html file is (or php, etc)
Check the path. type: path at the command prompt. You must see the path to the folder where python is located. For example, if python is in C:\Python27, then you must see that address in the paths that are listed...
Regular Expressions and negating a whole character group [duplicate]
...ut simplicity.
The other technique, described here as a tempered greedy token, is suitable for more complex problems, like matching delimited text where the delimiters consist of multiple characters (like HTML, as Luke commented below). For the problem described in the question, it's overkill.
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Set the location in iPhone Simulator
...LocationFix)
- (void)locationFix {
CLLocation *location = [[CLLocation alloc] initWithLatitude:55.932 longitude:12.321];
[[self delegate] locationManager:self didUpdateToLocation:location fromLocation:nil];
id heading = [[MyHeading alloc] init];
[[self delegate] locationManager:sel...
Read lines from a file into a Bash array [duplicate]
...lls bash how to parse text, it defines the set of characters that break up tokens in the parsing process. By default it includes whitespaces (space & tab) as well as newline/CR - so my code above removes them just for the current parse - so that it is one line per array index (thats what I thou...
UITableViewCell with UITextView height in iOS 7?
... andWidth: (CGFloat)width {
UITextView *calculationView = [[UITextView alloc] init];
[calculationView setAttributedText:text];
CGSize size = [calculationView sizeThatFits:CGSizeMake(width, FLT_MAX)];
return size.height;
}
This function will take a NSAttributedString and the desired ...