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Is there a label/goto in Python?
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Using exceptions to do stuff like this may feel a bit awkward if you come from another programming language. But I would argue that if you dislike using exceptions, Python isn't the language for you. :-)
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How to safely call an async method in C# without await
...read. This means you don't have to "wait" for the call to MyAsyncMethod() from the thread that calls MyAsyncMethod; but, still allows you to do something with an exception--but only if an exception occurs.
Update:
technically, you could do something similar with await:
try
{
await MyAsyncMetho...
How to filter Android logcat by application? [duplicate]
...because when I attach a device, I can't find the output I want due to spam from other processes.
27 Answers
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How to create our own Listener interface in android?
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Coming from an iOS background, if i did this in iOS it would cause a memory leak because the MyButton's listener is a strong reference to the listener, and the listener has a strong reference to the MyButton... is java garbage colle...
Java: when to use static methods
...and it shouldn't, since your project's special characters may be different from the other project's), and you can't add it (since Java is somewhat sane), so you create an utility class, and call removeSpecialChars(s) instead of s.removeSpecialChars(). Sweet.
Purity: taking some precautions, your sta...
CSS styling in Django forms
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Taken from my answer to:
How to markup form fields with <div class='field_type'> in Django
class MyForm(forms.Form):
myfield = forms.CharField(widget=forms.TextInput(attrs={'class' : 'myfieldclass'}))
or
class MyForm(...
Why is pow(a, d, n) so much faster than a**d % n?
...ou're not using 2.1 or earlier, and aren't using any custom integral types from C modules, so none of this matters to you.)
– abarnert
Jan 3 '13 at 6:12
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Autoreload of modules in IPython [duplicate]
...hon
In [1]: %load_ext autoreload
In [2]: %autoreload 2
In [3]: from foo import some_function
In [4]: some_function()
Out[4]: 42
In [5]: # open foo.py in an editor and change some_function to return 43
In [6]: some_function()
Out[6]: 43
The module was reloaded without r...
How can you determine a point is between two other points on a line segment?
...f is_on(a, b, c):
"Return true iff point c intersects the line segment from a to b."
# (or the degenerate case that all 3 points are coincident)
return (collinear(a, b, c)
and (within(a.x, c.x, b.x) if a.x != b.x else
within(a.y, c.y, b.y)))
def collinear(a...
Auto detect mobile browser (via user-agent?) [closed]
How can I detect if a user is viewing my web site from a mobile web browser so that I can then auto detect and display the appropriate version of my web site?
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