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Imitate Facebook hide/show expanding/contracting Navigation Bar
...OS7 Facebook iPhone app, when the user scrolls up the navigationBar gradually hides itself to a point where it completely vanishes. Then when the user scrolls down the navigationBar gradually shows itself.
...
How does Java handle integer underflows and overflows and how would you check for it?
... long or maybe java.math.BigInteger. The last one doesn't overflow, practically, the available JVM memory is the limit.
If you happen to be on Java8 already, then you can make use of the new Math#addExact() and Math#subtractExact() methods which will throw an ArithmeticException on overflow.
pub...
AngularJS - Any way for $http.post to send request parameters instead of JSON?
... return data;
}
return $.param(data);
}
});
That way all calls to $http.post will automatically transform the body to the same param format used by the jQuery $.post call.
Note you may also want to set the Content-Type header per call or globally like this:
$httpProvider.defa...
Given final block not properly padded
...here:
http://www.rsa.com/products/bsafe/documentation/cryptoj35html/doc/dev_guide/group_CJ_SYM__PAD.html
(I assume you have the issue when you try to encrypt)
You can choose your padding schema when you instantiate the Cipher object. Supported values depend on the security provider you are using. ...
recursion versus iteration
...where recursion is used a for loop could be used? And if recursion is usually slower what is the technical reason for ever using it over for loop iteration?
...
How to install both Python 2.x and Python 3.x in Windows
...I need to use the Python Imaging Library (PIL), ImageMagick, and wxPython, all of which require Python 2.x.
18 Answers
...
What is Linux’s native GUI API?
...heir own APIs to handle windows, events and other OS stuff. I have never really got a clear answer as to what Linux’s equivalent is?
...
How to add images to README.md on GitHub?
...ectory not the repo, so if you have 'myimage.png' in the same dir as 'about_pics.md' then the markup is:
– Rich
Mar 8 '17 at 2:06
...
How to set tbody height with overflow scroll
...
Finally! I'm now able to have a fixed height, scrolling table body, fixed headers, adjustable column widths .... all without javascript! Thank you!!
– Matt Hancock
Dec 6 '15 at 23:13
...
jQuery: checking if the value of a field is null (empty)
...ype]').val().length != 0){}
If you want to check if the element exist at all, you should do that before calling val:
var $d = $('#person_data[document_type]');
if ($d.length != 0) {
if ($d.val().length != 0 ) {...}
}
s...