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How can I get a view's current width and height when using autolayout constraints?
...u can only get the view's size in the xib. I'm talking about when the view is resized because of its constraints (maybe after a rotation, or in response to an event). Is there a way to get its current width and height?
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Node.js Web Application examples/tutorials [closed]
So I finished watching Douglas Crockford's excellent series on Javascript, and in the final episode (so far), loopage he lays out why Node.js is a near perfect solution for server side code.
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Is there a native jQuery function to switch elements?
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I've found an interesting way to solve this using only jQuery:
$("#element1").before($("#element2"));
or
$("#element1").after($("#element2"));
:)
share
|
imp...
How do I make a batch file terminate upon encountering an error?
... of your batch file
if %errorlevel% neq 0 exit /b %errorlevel%
but if this is inside a for it gets a bit tricky. You'll need something more like:
setlocal enabledelayedexpansion
for %%f in (C:\Windows\*) do (
same-executable-over-and-over.exe /with different "parameters"
if !errorlevel! ...
Can I catch multiple Java exceptions in the same catch clause?
In Java, I want to do something like this:
10 Answers
10
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PHP - find entry by object property from an array of objects
...hashmap using another associative array.
For the former, something like this
$item = null;
foreach($array as $struct) {
if ($v == $struct->ID) {
$item = $struct;
break;
}
}
See this question and subsequent answers for more information on the latter - Reference PHP arra...
So, JSONP or CORS? [closed]
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This is a pretty broad question, and could warrant a wiki unto itself. There is also quite a bit on google regarding the two, but I think I can hit a few key points.
If you need a read-only ajax interface to your servers an...
How to concatenate strings of a string field in a PostgreSQL 'group by' query?
...e ability to specify an ORDER BY clause in any aggregate expression; otherwise, the order is undefined. So you can now write:
SELECT company_id, string_agg(employee, ', ' ORDER BY employee)
FROM mytable
GROUP BY company_id;
Or indeed:
SELECT string_agg(actor_name, ', ' ORDER BY first_appearance)...
Difference of Maven JAXB plugins
I have determined that two JAXB plugins for Maven 2 exist, with some different configurations.
6 Answers
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Difference between __getattr__ vs __getattribute__
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A key difference between __getattr__ and __getattribute__ is that __getattr__ is only invoked if the attribute wasn't found the usual ways. It's good for implementing a fallback for missing attributes, and is probably the one of two you want.
__getattribute__ is invoked before loo...