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jQuery validation: change default error message
...sion.",
maxlength: jQuery.validator.format("Please enter no more than {0} characters."),
minlength: jQuery.validator.format("Please enter at least {0} characters."),
rangelength: jQuery.validator.format("Please enter a value between {0} and {1} characters long."),
range: jQuery.valid...
Preloading images with JavaScript
...
180
Yes. This should work on all major browsers.
...
Android: How to enable/disable option menu item on button click?
...example_foobar).setEnabled(false);
}
return true;
}
On Android 3.0 and higher, the options menu is considered to always be open when menu items are presented in the action bar. When an event occurs and you want to perform a menu update, you must call invalidateOptionsMenu() to request that...
What is the correct way to make a custom .NET Exception serializable?
... // Re-use the same stream for de-serialization
ms.Seek(0, 0);
// Replace the original exception with de-serialized one
ex = (SerializableExceptionWithoutCustomProperties)bf.Deserialize(ms);
}
// Double-check that the excep...
How to parse JSON in Scala using standard Scala classes?
...
130
+50
This is a...
How to check if element is visible after scrolling?
...drea Casaccia
4,24744 gold badges2323 silver badges5050 bronze badges
answered Jan 28 '09 at 15:36
Scott DowdingScott Dowding
13k1...
Can You Get A Users Local LAN IP Address Via JavaScript?
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answered Nov 10 '14 at 18:49
afourneyafourney
1,46911 gold badge1111 silver badges1010 bronze badges
...
Python: most idiomatic way to convert None to empty string?
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answered Jun 23 '09 at 19:28
TriptychTriptych
180k3131 gold badges140140 silver badges167167 bronze badges
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Oracle Differences between NVL and Coalesce
...a part of ANSI-92 standard.
NVL is Oracle specific, it was introduced in 80's before there were any standards.
In case of two values, they are synonyms.
However, they are implemented differently.
NVL always evaluates both arguments, while COALESCE usually stops evaluation whenever it finds the f...
Detect if a NumPy array contains at least one non-numeric value?
...ng and will work regardless of shape.
numpy.isnan(myarray).any()
Edit: 30x faster:
import timeit
s = 'import numpy;a = numpy.arange(10000.).reshape((100,100));a[10,10]=numpy.nan'
ms = [
'numpy.isnan(a).any()',
'any(numpy.isnan(x) for x in a.flatten())']
for m in ms:
print " %.2f s" ...