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if checkbox is checked, do this
.... There is no reason to do $('#checkbox').attr('checked'), however, if we know that #checkbox is a checkbox (if not, the ID is rather misleading). this.checked will do.
– jensgram
Nov 22 '10 at 8:30
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UILongPressGestureRecognizer gets called twice when pressing down
...ends (UIGestureRecognizerStateEnded) when any of the fingers are lifted.
Now You Can Track The State Like This
- (void)handleLongPress:(UILongPressGestureRecognizer*)sender {
if (sender.state == UIGestureRecognizerStateEnded) {
NSLog(@"UIGestureRecognizerStateEnded");
//Do Whateve...
How to set a Fragment tag by code?
...iner, new DemoFragment(), "SOMETAG").
commit();
// Now later we can lookup the fragment by tag
DemoFragment fragmentDemo = (DemoFragment)
getSupportFragmentManager().findFragmentByTag("SOMETAG");
}
}
}
...
How to reset (clear) form through JavaScript?
...
This solution does not work now (in 2016). When form has default values for text, password and textarea inputs, you should use elements[i].defaultValue="" instead of elements[i].value="".
– Andrew F.
Aug 14 '16 at ...
Getting user input [duplicate]
...
Makes more sense now.
– wizzwizz4
Jun 8 '16 at 14:04
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How can I use Python to get the system hostname?
...ng.
I ran into a case where the above didn't work. This is what I'm using now:
import socket
if socket.gethostname().find('.')>=0:
name=socket.gethostname()
else:
name=socket.gethostbyaddr(socket.gethostname())[0]
It first calls gethostname to see if it returns something that looks li...
Calling a Fragment method from a parent Activity
...
OK that was easy, thanks (I'm brand new to fragments). Now the hard part is I can't seem to get a reference to the fragment in the first place. It's not defined in an XML layout, so I can't use findFragmentById(). And it's not clear to me from the code I'm following (ref above)...
Delete first character of a string in Javascript
...(0) == unwantedCharacter ) yourString = yourString.substr(1);
//yourString now contains "test"
.slice() vs .substring() vs .substr()
Quote from (and more on that in) What is the difference between String.slice and String.substring?
He also points out that if the parameters to slice are negative, t...
Do I need Content-Type: application/octet-stream for file download?
...
No.
The content-type should be whatever it is known to be, if you know it. application/octet-stream is defined as "arbitrary binary data" in RFC 2046, and there's a definite overlap here of it being appropriate for entities whose sole intended purpose is to be saved to di...
'python' is not recognized as an internal or external command [duplicate]
...,
"User")
Close PowerShell and then start it again to make sure Python now runs. If it doesn’t,
restart may be required.
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