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Why is try {…} finally {…} good; try {…} catch{} bad?
...ce is that try...catch will swallow the exception, hiding the fact that an error occurred. try..finally will run your cleanup code and then the exception will keep going, to be handled by something that knows what to do with it.
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Calling parent class __init__ with multiple inheritance, what's the right way?
... gives you more consistancy and make eventual refactorings easier and less error-prone. An example of how to do that:
class C(A, B):
def __init__(self):
print("entering c")
for base_class in C.__bases__: # (A, B)
base_class.__init__(self)
print("leaving c"...
Malloc vs new — different padding
...memory it occupies. So it's hard to see how the difference could result in errors transferring data.
Is there any sign what the author of that comment thinks about objects on the stack or in globals, whether in his opinion they're "padded like malloc" or "padded like new"? That might give clues to ...
Load view from an external xib file in storyboard
...ib.instantiate(withOwner: self, options: nil).first as? UIView else { fatalError("Error loading \(self) from nib") }
addSubview(view)
view.translatesAutoresizingMaskIntoConstraints = false
view.leadingAnchor.constraint(equalTo: self.safeAreaLayoutGuide.leadingAnchor, constant...
Find element's index in pandas Series
...dex(myseries).get_loc(7)
Out[3]: 3
In [4]: Index(myseries).get_loc(10)
KeyError: 10
Duplicate handling
In [5]: Index([1,1,2,2,3,4]).get_loc(2)
Out[5]: slice(2, 4, None)
Will return a boolean array if non-contiguous returns
In [6]: Index([1,1,2,1,3,2,4]).get_loc(2)
Out[6]: array([False, False,...
Random String Generator Returning Same String [duplicate]
...IOException if no unique temporary file name is available. To resolve this error, delete all unneeded temporary files.
– bugnuker
Jul 24 '12 at 21:51
25
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decompiling DEX into Java sourcecode
...jd-gui the source are really readable but you can't recompile whitout some errors!
– darkheir
Sep 10 '12 at 10:13
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Django: How do I add arbitrary html attributes to input fields on a form?
...uccesfully')
return redirect('dashboard:transaction')
messages.error(self.request, 'Fill the form')
return redirect('dashboard:transaction')
HTML Code
Note: Am using bootstrap4 modal to remove the hassle of creating many views. Maybe it is better to use generic CreateView or Update...
How can I make a horizontal ListView in Android? [duplicate]
...ted listview to gallery and everything worked fine as i needed without any errors. For the scroll effect i enabled gesture listener for the gallery. I hope this answer may help u.
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Convert XML String to Object
...
Got this error xmlns=''> was not expected."}, any idea ?
– Prashant
Nov 5 '14 at 14:02
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