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Getting the last element of a list
...st get the last element,
without modifying the list, and
assuming you know the list has a last element (i.e. it is nonempty)
pass -1 to the subscript notation:
>>> a_list = ['zero', 'one', 'two', 'three']
>>> a_list[-1]
'three'
Explanation
Indexes and slices can take neg...
How to use OpenFileDialog to select a folder?
...es panel, and the most horrible — you can't even paste a path there! And now as a programmer I see an advice to use it… Please, don't do it.
– Hi-Angel
Aug 19 '15 at 13:12
...
Size of Matrix OpenCV
...n the size of a matrix in OpenCV?. I googled and I am still searching, but if any of you know the answer, please help me.
5...
What does the red exclamation point icon in Eclipse mean?
...her problems in a project. The Package Explorer and Project Explorer views now show a new decorator on Java projects and working sets that contain build path errors:
The concrete errors can be seen in the Problems view, and if you open the view menu and select Group By > Java Problem Type, the...
Sorting a tab delimited file
...
Use -g rather than -n if you want numeric sort. -n is broken.
– Luke Hutchison
Jul 21 at 0:10
add a comment
...
How to cancel/abort jQuery AJAX request?
...ort? The data is sent to the server, and it is processed or not. We won't know... :S
– inf3rno
Jun 13 '13 at 14:38
7
...
Simplest PHP example for retrieving user_timeline with Twitter API version 1.1
... 'screen_name' => 'usernameToBlock',
'skip_status' => '1'
);
Now that you've set up what you want to do with the API, it's time to make the actual request.
/** Perform the request and echo the response **/
$twitter = new TwitterAPIExchange($settings);
echo $twitter->buildOauth($url,...
iOS 7 style Blur view
...
You might be able to modify something like Bin Zhang's RWBlurPopover to do this. That component uses my GPUImage to apply a Gaussian blur to components underneath it, but you could just as easily use a CIGaussianBlur for the same. GPUImage might be ...
Is there a difference between YES/NO,TRUE/FALSE and true/false in objective-c?
Simple question really; is there a difference between these values (and is there a difference between BOOL and bool)? A co-worker mentioned that they evaluate to different things in Objective-C, but when I looked at the typedefs in their respective .h files, YES/TRUE/true were all defined as 1 an...
PHP + curl, HTTP POST sample code?
... "postvar1=value1&postvar2=value2&postvar3=value3");
// In real life you should use something like:
// curl_setopt($ch, CURLOPT_POSTFIELDS,
// http_build_query(array('postvar1' => 'value1')));
// Receive server response ...
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$se...