大约有 30,000 项符合查询结果（耗时：0.0662秒） [XML]
What part of Hindley-Milner do you not understand?
I swear there used to be a T-shirt for sale featuring the immortal words:
6 Answers
...
How to programmatically determine the current checked out Git branch [duplicate]
...ments? :-D
– conny
Jun 23 '10 at 16:32
52
@conny git symbolic-ref HEAD 2>/dev/null | cut -d"/"...
How to print SQL statement in codeigniter model
...
To display the query string:
print_r($this->db->last_query());
To display the query result:
print_r($query);
The Profiler Class will display benchmark results, queries you have run, and $_POST data at the bottom of your pages.
To enable the p...
Remove insignificant trailing zeros from a number?
...removed
– PirateApp
Dec 12 '18 at 9:32
|
show 2 more comments
...
What is the use of having destructor as private?
...e connection being open or a file being written. You could have a "request_delete" method in the class or the manager that will check that condition and it will either delete or decline, and return a status telling you what it did. That's far more flexible that just calling "delete".
...
How to list the tables in a SQLite database file that was opened with ATTACH?
...
Tuan
2,85244 gold badges3232 silver badges5252 bronze badges
answered Sep 17 '08 at 13:02
Mark JanssenMark Janssen
...
How to customize user profile when using django-allauth
... fields in your own form, like so:
class SignupForm(forms.Form):
first_name = forms.CharField(max_length=30, label='Voornaam')
last_name = forms.CharField(max_length=30, label='Achternaam')
def signup(self, request, user):
user.first_name = self.cleaned_data['first_name']
...
Python exit commands - why so many and when should each be used?
...ution. The choices I've found are: quit() , exit() , sys.exit() , os._exit()
4 Answers
...
What is the Python equivalent of static variables inside a function?
...e at the top instead of the bottom, you can create a decorator:
def static_vars(**kwargs):
def decorate(func):
for k in kwargs:
setattr(func, k, kwargs[k])
return func
return decorate
Then use the code like this:
@static_vars(counter=0)
def foo():
foo.coun...
Minimum and maximum value of z-index?
...ex value in the CSS standard, but I guess most browsers limit it to signed 32-bit values (−2147483648 to +2147483647) in practice (64 would be a little off the top, and it doesn't make sense to use anything less than 32 bits these days)
...