大约有 42,000 项符合查询结果(耗时:0.0693秒) [XML]

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How do you make lettered lists using markdown?

... It doesn't appear that standard Markdown has this capability. You can: Use CSS, by putting this somewhere in your markdown document (note, this will effect all ordered lists in the document) <style type="text/css"> ol { list-style-type: u...
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How to percent-encode URL parameters in Python?

...ce special characters in string using the %xx escape. Letters, digits, and the characters '_.-' are never quoted. By default, this function is intended for quoting the path section of the URL.The optional safe parameter specifies additional characters that should not be quoted — its ...
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What is the difference between supervised learning and unsupervised learning? [closed]

In terms of artificial intelligence and machine learning, what is the difference between supervised and unsupervised learning? Can you provide a basic, easy explanation with an example? ...
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App Inventor 2 SQLite 拓展:超流行兼容主流SQL语法的迷你本地数据库引擎 ...

...载: cn.fun123.SQLite.aix SQLite SQLite 是 Android 内置的小型、快速、独立的 SQL(结构化查询语言)数据库引擎。 SQL 语句用于创建、选择、更新和删除一个或多个表中的数据。SQL 允许表之间建立复杂的关系,并提...
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What does __FILE__ mean in Ruby?

... file foo.rb, __FILE__ would be interpreted as "foo.rb". Edit: Ruby 1.9.2 and 1.9.3 appear to behave a little differently from what Luke Bayes said in his comment. With these files: # test.rb puts __FILE__ require './dir2/test.rb' # dir2/test.rb puts __FILE__ Running ruby test.rb will output ...
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Search All Fields In All Tables For A Specific Value (Oracle)

...an you not start with whatever client application is displaying this value and try to figure out what query it is using to obtain it? Anyway, diciu's answer gives one method of generating SQL queries to check every column of every table for the value. You can also do similar stuff entirely in one ...
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How can I expand the full path of the current file to pass to a command in Vim?

When I go to command mode and type 6 Answers 6 ...
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EOL conversion in notepad ++

...er on my windows machine, they occasionally have Macintosh EOL conversion, and when I edit/save them again they don't work properly on the unix server. I only use notepad ++ to edit files from this unix server, so is there a way to create a macro that automatically converts EOL to Unix format whene...
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What is a servicebus and when do I need one?

... You can think of a service bus as the Ethernet of SOA. First and foremost, it introduces a language of identifying things, like an IP address in Ethernet. This name isn't something inherently physical. Next, you have something physical involved on each node, like a queue in the case o...
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Are there any downsides to passing structs by value in C, rather than passing a pointer?

...ot of C programming is for embedded systems, where memory is at a premium, and stack sizes may be measured in KB or even Bytes... If you're passing or returning structs by value, copies of those structs will get placed on the stack, potentially causing the situation that this site is named after... ...