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iOS 5 Best Practice (Release/retain?)
...per-file basis. See pixelfreak's answer. So, my advice still stands, but now the 3rd-party libraries shouldn't need to be updated to work with ARC.
Here's what Apple says about opting out of ARC for specific files:
When you migrate a project to use ARC, the -fobjc-arc compiler flag is
set a...
How to create a new branch from a tag?
... same name.
In this, and in similar scenarios, the important thing is to know: branches and tags are actually single-line text files in .git/refs directory, and we can reference them explicitly using their pathes below .git. Branches are called here "heads", to make our life more simple.
Thus, ref...
How to use “raise” keyword in Python [duplicate]
.... If e was a TypeError or ValueError or LibrarySpecificException you can't now catch those specific exceptions anymore, because you replaced it with Exception.
– Martijn Pieters♦
Apr 29 at 11:39
...
How to detect reliably Mac OS X, iOS, Linux, Windows in C preprocessor? [duplicate]
If there's some cross-platform C/C++ code that should be compiled on Mac OS X, iOS, Linux, Windows, how can I detect them reliably during preprocessor process?
...
What's the advantage of a Java enum versus a class with public static final fields?
...");. I change the signature of Foo::bar to public void bar(String foobar). Now the person who called someFoo will need to modify their code if they still want it to work.
– Jeffrey
Jul 15 '15 at 16:09
...
Changes in import statement python3
...ollowing tree for example:
mypkg
├── base.py
└── derived.py
Now, your derived.py requires something from base.py. In Python 2, you could do it like this (in derived.py):
from base import BaseThing
Python 3 no longer supports that since it's not explicit whether you want the 'relati...
if checkbox is checked, do this
.... There is no reason to do $('#checkbox').attr('checked'), however, if we know that #checkbox is a checkbox (if not, the ID is rather misleading). this.checked will do.
– jensgram
Nov 22 '10 at 8:30
...
Convert JSON string to dict using Python
...: return json.load(json_data) I'm sure this can be improved, but now you can call d = read_json(j) on a json 'str' or 'file'.
– Jacques Mathieu
May 31 '18 at 16:32
...
How to get a complete list of object's methods and attributes?
...rns the keys in the __dict__ attribute, i.e. all the attributes accessible if the __getattr__ method is not reimplemented.
For the second question, it does not really make sense. Actually, methods are callable attributes, nothing more. You could though filter callable attributes, and, using the ins...
How can I get a list of all classes within current module in Python?
...):
for name, obj in inspect.getmembers(sys.modules[__name__]):
if inspect.isclass(obj):
print(obj)
And even better:
clsmembers = inspect.getmembers(sys.modules[__name__], inspect.isclass)
Because inspect.getmembers() takes a predicate.
...