大约有 39,000 项符合查询结果(耗时:0.0422秒) [XML]
List vs tuple, when to use each? [duplicate]
...th collections.namedtuple, but it's unnecessary in many cases (a loop over zip can just unpack to named variables, so the tuples aren't accessible by name, but you never use the tuples directly in the first place).
– ShadowRanger
Oct 21 '16 at 20:15
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What is the preferred syntax for initializing a dict: curly brace literals {} or the dict() function
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Sometimes dict() is a good choice:
a=dict(zip(['Mon','Tue','Wed','Thu','Fri'], [x for x in range(1, 6)]))
mydict=dict(zip(['mon','tue','wed','thu','fri','sat','sun'],
[random.randint(0,100) for x in range(0,7)]))
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How to assign Profile values?
...ame="Address2"/>
<add name="City"/>
<add name="ZIP"/>
<add name="HomePhone"/>
<add name="MobilePhone"/>
<add name="DOB"/>
</properties>
</profile>
or Programmatically, create the profile section by inst...
Is the list of Python reserved words and builtins available in a library?
...sorted', 'staticmethod', 'str', 'sum', 'super', 'tuple',
'type', 'vars', 'zip']
For Python 2 you'll need to use the __builtin__ module
>>> import __builtin__
>>> dir(__builtin__)
['ArithmeticError', 'AssertionError', 'AttributeError', 'BaseException', 'BufferError', 'BytesWarni...
How do I download a tarball from GitHub using cURL?
...z
Replace user-or-org, repo, and sha1-or-ref accordingly.
If you want a zip file instead of a tarball, specify .zip instead of .tar.gz suffix.
You can also retrieve the archive of a private repo, by specifying -u token:x-oauth-basic option to curl. Replace token with a personal access token.
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Get key by value in dictionary
...returns two lists with keys and values of the dictionary respectively. The zip function has the ability to tie together lists to produce a dictionary.
p = dict(zip(i.values(),i.keys()))
Warning : This will work only if the values are hashable and unique.
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Convert JS Object to form data
...tate":"US-AS",
"region":{
"isocode":"US-AS"
},
"zip":"76767-6776"
}
}
Into something like this:
{
"orderPrice":"11",
"cardNumber":"************1234",
"id":"8796191359018",
"accountHolderName":"Raj Pawan",
"expiryMonth":"02",
"expiryYear":"2019",
...
Creating a blurring overlay view
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@Leonardo iOS_RunningWithASnap.zip
– John Starr Dewar
Sep 27 '13 at 3:59
1
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How do I shuffle an array in Swift?
... > 1 else { return }
for (firstUnshuffled, unshuffledCount) in zip(indices, stride(from: c, to: 1, by: -1)) {
// Change `Int` in the next line to `IndexDistance` in < Swift 4.1
let d: Int = numericCast(arc4random_uniform(numericCast(unshuffledCount)))
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Accessing class variables from a list comprehension in the class definition
... answered Dec 30 '18 at 12:00
bzip2bzip2
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