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How does the Comma Operator work
...A default version of comma operator is defined for all types (built-in and custom), and it works as follows - given exprA , exprB:
exprA is evaluated
the result of exprA is ignored
exprB is evaluated
the result of exprB is returned as the result of the whole expression
With most operators, the c...
How to check if activity is in foreground or in visible background?
...e to check activity visibility from the service).
Example
Implement custom Application class (note the isActivityVisible() static method):
public class MyApplication extends Application {
public static boolean isActivityVisible() {
return activityVisible;
}
public static void ...
How to convert a byte array to a hex string in Java?
...er. Always vote to use a well tested, performant, open source library over custom code which doesn't improve on it.
– Dmitriy Likhten
Feb 26 '14 at 18:53
7
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android EditText - finished typing event
...field - I pretty much never press Enter/Done - and what I've seen from our customers, neither do they... I am talking about a list of Edittexts/Comboboxes etc. If you only give the user one Input field and force him to press a button before he can advance to other fields then that's obviously a diff...
jQuery date/time picker [closed]
...the
other datetimepicker add One Minute to that time.
I needed this for a custom medication control....
Anyway, thought it might help someone else since I could
not find the answer any where online...
(at least not a complete answer)
Keep in mind that the 60000 added, adds one minute.
(60 * 100...
How to read a file in reverse order?
...say a __reversed__() method is needed, but python2.5 doesn't complain on a custom class without it.
– muhuk
Feb 20 '10 at 10:27
...
Vertically centering a div inside another div [duplicate]
... div vertically aligned. That flex example worked perfectly, and since the customer uses IE11/Chrome, I can use it without a problem. Thanks so much!
– DangerousDetlef
Nov 4 '15 at 13:15
...
How to set date format in HTML date input tag?
...found one simple solution, You can not give particulate Format but you can customize Like this.
HTML Code:
<body>
<input type="date" id="dt" onchange="mydate1();" hidden/>
<input type="text" id="ndt" onclick="mydate();" hidden />
<input type="button" Value="Date" onclic...
Rails Console: reload! not reflecting changes in model files? What could be possible reason?
...
What about custom validation? I have defined some methods and registered with validate. When i change validation logic, its not reflected on reload!.
– Maddy.Shik
Mar 25 '11 at 7:18
...
How can you detect the version of a browser?
...y canIuse style questions. Browser detection is really just for providing customized images, download files, or instructions for individual browsers.
Further Reading
Stack Overflow - Browser detection in JavaScript?
Stack Overflow - How to detect Safari, Chrome, IE, Firefox and Opera browser?
...