大约有 6,261 项符合查询结果（耗时：0.0285秒） [XML]
How to mock an import
...e submodules, but you'll want to mock each module. Say you have this:
from foo import This, That, andTheOtherThing
from foo.bar import Yada, YadaYada
from foo.baz import Blah, getBlah, boink
To mock, simply do the below before the module that contains the above is imported:
sys.modules['foo'] = Mag...
Iterate over the lines of a string
...
Here are three possibilities:
foo = """
this is
a multi-line string.
"""
def f1(foo=foo): return iter(foo.splitlines())
def f2(foo=foo):
retval = ''
for char in foo:
retval += char if not char == '\n' else ''
if char == '\n':
...
What does if __name__ == “__main__”: do?
...e how imports and scripts work. Suppose the following is in a file called foo.py.
# Suppose this is foo.py.
print("before import")
import math
print("before functionA")
def functionA():
print("Function A")
print("before functionB")
def functionB():
print("Function B {}".format(math.sqrt(...
How can I ignore everything under a folder in Mercurial
...sitory is in E:\Dev for example, hg status will apply the patterns against foo/bar/file1.c and such. Anchors apply to this path.
So:
Glob applies to path elements and is rooted to element parts
foo matches any folder (or file) named foo (not to "foobar" nor "barfoo")
*foo* matches any folder or f...
Select random row from a sqlite table
... How to extend this solution to a join? When using SELECT a.foo FROM a JOIN b ON a.id = b.id WHERE b.bar = 2 ORDER BY RANDOM() LIMIT 1; I always get the same row.
– Helmut Grohne
Sep 19 '13 at 8:18
...
Rails Model, View, Controller, and Helper: what goes where?
...rom controller to view" anti-pattern. Instead of this:
# app/controllers/foos_controller.rb:
class FoosController < ApplicationController
def show
@foo = Foo.find(...)
end
end
#app/views/foos/show.html.erb:
...
<%= @foo.bar %>
...
Try moving it to a getter that is available a...
Global and local variables in R
...bles declared inside a function are local to that function. For instance:
foo <- function() {
bar <- 1
}
foo()
bar
gives the following error: Error: object 'bar' not found.
If you want to make bar a global variable, you should do:
foo <- function() {
bar <<- 1
}
foo()
bar...
How to pass parameters using ui-sref in ui-router to controller
... definition would be:
$stateProvider
.state('home', {
url: '/:foo?bar',
views: {
'': {
templateUrl: 'tpl.home.html',
controller: 'MainRootCtrl'
},
...
}
And this would be the controller:
.controller('MainRootCtrl', function($sc...
Can a decorator of an instance method access the class?
...ike for using the decorator with parameters? E.g. @class_decorator('test', foo='bar')
– luckydonald
Dec 13 '19 at 16:36
2
...
Where is C not a subset of C++? [closed]
...r enum, its name is immediately accessible without any qualifiers:
struct foo { ... };
foo x; // declare variable
In C, this won't work, because types thus declared live in their own distinct namespaces. Thus, you have to write:
struct foo { ... };
struct foo x; // declare variable
Notice the ...