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How to fade to display: inline-block
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+1 for focusing the engineering process of showing/hiding elments on where it should be.
– klewis
May 15 '14 at 20:17
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XML attribute vs XML element
...read through some of the answers and something that wasn't stressed enough form my experience is that if you data in an "attribute" and suddenly has a > or < you XML document will break I think there are five ascii chars (>, <, &, ?,") that will kill it. If this special character w...
Query for array elements inside JSON type
...nction json_array_elements() in a lateral join in the FROM clause and test for its elements:
WITH reports(data) AS (
VALUES ('{"objects":[{"src":"foo.png"}, {"src":"bar.png"}]
, "background":"background.png"}'::json)
)
SELECT *
FROM reports r, json_array_elements(r.data#>'{obj...
How to get client's IP address using JavaScript?
...). Below are all the free active IP lookup services I could find and the information they return. If you know of any more, then please add a comment and I'll update this answer.
Cloudflare
Try it: https://www.cloudflare.com/cdn-cgi/trace
// If your site is on Cloudflare, then you can use '/cdn-cgi/...
What are file descriptors, explained in simple terms?
...e operating system creates an entry to represent that file and store the information about that opened file. So if there are 100 files opened in your OS then there will be 100 entries in OS (somewhere in kernel). These entries are represented by integers like (...100, 101, 102....). This entry numbe...
GridLayout (not GridView) how to stretch all children evenly
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UPDATE: Weights are supported as of API 21. See PaulT's answer for more details.
END UPDATE
There are limitations when using the GridLayout, the following quote is taken from the documentation.
"GridLayout does not provide support for the principle of weight, as
defined in weight. ...
Is it possible to delete an object's property in PHP?
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unset($a->new_property);
This works for array elements, variables, and object attributes.
Example:
$a = new stdClass();
$a->new_property = 'foo';
var_export($a); // -> stdClass::__set_state(array('new_property' => 'foo'))
unset($a->new_property...
How do I write LINQ's .Skip(1000).Take(100) in pure SQL?
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See the link in my answer for a bit more detail. stackoverflow.com/questions/1744802/…
– Mike Atlas
Nov 16 '09 at 21:06
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Pass a parameter to a fixture function
...m using py.test to test some DLL code wrapped in a python class MyTester.
For validating purpose I need to log some test data during the tests and do more processing afterwards. As I have many test_... files I want to reuse the tester object creation (instance of MyTester) for most of my tests.
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JavaScript: how to change form action attribute value based on selection?
I'm trying to change the form action based on the selected value from a dropdown menu.
5 Answers
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