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Is it a good practice to use try-except-else in Python?
...xit
A commenter asked:
Say you have a method which pings an external API and you want to handle the exception at a class outside the API wrapper, do you simply return e from the method under the except clause where e is the exception object?
No, you don't return the exception, just reraise i...
How do I retrieve an HTML element's actual width and height?
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Reference:
.offsetHeight: https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement/offsetHeight
.offsetWidth: https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement/offsetWidth
.getBoundingClientRect(): https://developer.mozilla.org/en-US/docs/Web/API/Element/getBoundingClientRect
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Fragment Inside Fragment
... current versions of the Android Support package -- or native fragments on API Level 17 and higher -- you can nest fragments, by means of getChildFragmentManager(). Note that this means that you need to use the Android Support package version of fragments on API Levels 11-16, because even though the...
Insert code into the page context using a content script
...e page context (in your case it's the state() method).
Note in case chrome API is needed:
Since chrome.* APIs can't be used in the exposed page script directly, you have to use them in the content script and communicate to the exposed page script via a special DOM CustomEvent handler, example one an...
Remove elements from collection while iterating
...books.removeIf(b -> b.getIsbn().equals(other));
Or use the new stream API:
ISBN other = new ISBN("0-201-63361-2");
List<Book> filtered = books.stream()
.filter(b -> b.getIsbn().equals(other))
.collect(Collectors.toList());
In thi...
How to build & install GLFW 3 and use it in a Linux project
...on this link
http://glad.dav1d.de/#profile=core&specification=gl&api=gl%3D3.3&api=gles1%3Dnone&api=gles2%3Dnone&api=glsc2%3Dnone&language=c&loader=on
and then click on the "Generate" button at the bottom right corner of the website and download the zip file. Extract it...
Reimport a module in python while interactive
...y/importlib.html#importlib.reload
But be aware that this library had some API-changes with the last two minor versions.
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Programmatically open Maps app in iOS 6
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Here's the official Apple way:
// Check for iOS 6
Class mapItemClass = [MKMapItem class];
if (mapItemClass && [mapItemClass respondsToSelector:@selector(openMapsWithItems:launchOptions:)])
{
// Create an MKMapItem to pass to the Maps app
CLLocationCoordinate2D coor...
Getting an empty JQuery object
...of jQuery, this would return a set containing the document node.
Source: api.jquery.com
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SQL injection that gets around mysql_real_escape_string()
...e. This sets the character set ON THE SERVER. If we used the call to the C API function mysql_set_charset(), we'd be fine (on MySQL releases since 2006). But more on why in a minute...
The Payload
The payload we're going to use for this injection starts with the byte sequence 0xbf27. In gbk, that'...