大约有 44,000 项符合查询结果(耗时:0.0733秒) [XML]

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Python CSV error: line contains NULL byte

... Converting the encoding of the source file from UTF-16 to UTF-8 solve my problem. How to convert a file to utf-8 in Python? import codecs BLOCKSIZE = 1048576 # or some other, desired size in bytes with codecs.open(sourceFil...
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Randomize a List

What is the best way to randomize the order of a generic list in C#? I've got a finite set of 75 numbers in a list I would like to assign a random order to, in order to draw them for a lottery type application. ...
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Why does Oracle 9i treat an empty string as NULL?

... spot on. The most confusing situations arise when '' is being implicitely converted to a VARCHAR2, such as cast('' as char(1)) is null which is... surprisingly TRUE – sehe Jul 19 '13 at 15:17 ...
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How to get whole and decimal part of a number?

Given, say, 1.25 - how do I get "1" and ."25" parts of this number? 16 Answers 16 ...
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How does comparison operator works with null int?

I am starting to learn nullable types and ran into following behavior. 4 Answers 4 ...
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How to add leading zeros?

... Note that sprintf converts numeric to string (character). – aL3xa Apr 28 '11 at 8:54 ...
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How to implement Rate It feature in Android App

I am developing an Android App. In which everything is working right. My app is ready to launch. But there I need to implement one more feature. I need to display a popup which contains ...
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How do you format the day of the month to say “11th”, “21st” or “23rd” (ordinal indicator)?

...e chance for a bug. Such a bug actually exists in the table for 7tn, 17tn, and 27tn (this bug might get fixed as time goes on because of the fluid nature of StackOverflow, so check the version history on the answer to see the error). ...
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builtins.TypeError: must be str, not bytes

I've converted my scripts from Python 2.7 to 3.2, and I have a bug. 2 Answers 2 ...
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Iteration over std::vector: unsigned vs signed index variable

... use difference_type? sizeof is defined to return size_t :) i don't understand you. if i were to subtract pointers from each other, difference_type would be the right choice. – Johannes Schaub - litb Jan 4 '09 at 9:38 ...