大约有 40,000 项符合查询结果（耗时：0.0501秒） [XML]
How to find list of possible words from a letter matrix [Boggle Solver]
...n Python that I just coded up:
#!/usr/bin/python
class TrieNode:
def __init__(self, parent, value):
self.parent = parent
self.children = [None] * 26
self.isWord = False
if parent is not None:
parent.children[ord(value) - 97] = self
def MakeTrie(dict...
What is the difference between ng-if and ng-show/ng-hide
...e ng-hide CSS class is removed from the element causing the element not to appear hidden.
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DatabaseError: current transaction is aborted, commands ignored until end of transaction block?
... seem to cause the most angst...
To sync your django db, from within your app directory, within terminal, type:
$ python manage.py syncdb
Edit: Note that if you are using django-south, running the '$ python manage.py migrate' command may also resolve this issue.
Happy coding!
...
How do I pass extra arguments to a Python decorator?
... it needs to return another function which is the actual decorator:
def my_decorator(param):
def actual_decorator(func):
print("Decorating function {}, with parameter {}".format(func.__name__, param))
return function_wrapper(func) # assume we defined a wrapper somewhere
ret...
How to get the return value from a thread in python?
...cutor() as executor:
future = executor.submit(foo, 'world!')
return_value = future.result()
print(return_value)
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Calling JMX MBean method from a shell script
...
curl -s -X POST --user 'myuser:mypass'
--data "action=invokeOp&name=App:service=ThisServiceOp&methodIndex=3&arg0=value1&arg1=value1&submit=Invoke"
http://yourhost.domain.com/jmx-console/HtmlAdaptor
Beware: the method index may change with changes to the software. And the i...
Redirect using AngularJS
...h outside of the AngularJS digest.
Try doing this on the directive scope.$apply(function() { $location.path("/route"); });
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sqlalchemy unique across multiple columns
... declares those in the table definition, or if using declarative as in the __table_args__:
# version1: table definition
mytable = Table('mytable', meta,
# ...
Column('customer_id', Integer, ForeignKey('customers.customer_id')),
Column('location_code', Unicode(10)),
UniqueConstraint...
How does Django's Meta class work?
...n [2]: User.Meta
Out[2]: django.contrib.auth.models.Meta
In [3]: User.Meta.__dict__
Out[3]:
{'__doc__': None,
'__module__': 'django.contrib.auth.models',
'abstract': False,
'verbose_name': <django.utils.functional.__proxy__ at 0x26a6610>,
'verbose_name_plural': <django.utils.functional...
How to disable phone number linking in Mobile Safari?
Safari on iPhone automatically creates links for strings of digits that appear to the telephone numbers. I am writing a web page containing an IP address, and Safari is turning that into a phone number link. Is it possible to disable this behavior for a whole page or an element on a page?
...