extract

问题 I've got an array like this: Array ( [username] => myusername [created_at] => 2013-01-01 15:30:27 [public_id] => aaabbbccc112233 [reputation] => 16 [hourly_quota] => 256 [backlog] => 32 [stats] => Array ( [today] => Array ( [sent] => 43 [hard_bounces] => 556 [soft_bounces] => 64 [rejects] => 36 [complaints] => 123 [unsubs] =>45 [opens] => 36 [unique_opens] => 45 [clicks] =>69 [unique_clicks] => 123 ) [last_7_days] => Array ( [sent] => 25 [hard_bounces] =>125 [soft_bounces] => 29 [rejects] =>

问题 How do you use Xcode's Extract refactoring tool? Whatever code I select, I always get the same unhelpful error message. The selection does not contain anything that can be extracted. Make a different selection and try again. See the screenshots below: What do I need to follow to have it work? I am doing this on a simple iOS project, nothing special, no C++. Tried with the latest version of Xcode (4.4) and the newer latest developer preview releases. Is this a bug? Any workaround? 回答1: For

问题 I wrote a function to extract integer from strings. The strings example is below and it is a column in my dataframe. The output I got is in square bracket, with a lot of numbers inside. I want to use those numbers to compute further, but when I check what it is, instead of integer, it is a Nonetype. Why is that? and how can I convert it into integer so I can find .sum() or .mean() with the output numbers I got? Ideally, I want the extracted integer as another column like with str.extract

问题 I have some HTML, and I'm extracting a snippet at a certain point (an inline image), but I'd like to show some context around this image. I'm using PHP, and I know that both Symfony and Wordpress provide functions for dealing with what happens when you chop up text in the middle of some HTML (it closes all open tags), but nothing for dealing with snippets in the other direction. So, in the case of : 'Snippet of text and a <a href="#moo">link right her' I can use the above-mentioned function

问题 I need to find a particular node in an xml file, <example>Some text</example> Then I want to extract this node and it's subelements from the xml file and write it into a new xml file and I then need to extract the other remaining xml nodes in the original xml file minus the extracted node into the new xml file following the extracted node. How can I do this with xslt or xpath? 回答1: Here is how to output all nodes minus the specific node and its subtree : <xsl:stylesheet version="1.0" xmlns

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 6 years ago . I have a txt file that I want python to read, and from which I want python to extract a string specifically between two characters. Here is an example: Line a Line b Line c

问题 i have a dataframe df . I want to extract hashtags from tweets where Max==45.: Max Tweets 42 via @VIE_unlike at #fashion 42 Ny trailer #katamaritribute #ps3 45 Saved a baby bluejay from dogs #fb 45 #Niley #Niley #Niley i m trying something like this but its giving empty dataframe: df.loc[df['Max'] == 45, [hsh for hsh in 'tweets' if hsh.startswith('#')]] is there something in pandas which i can use to perform this effectively and faster. 回答1: You can use pd.Series.str.findall : In [956]: df

问题 I am having issues with getting exactly values with Javascript. Following is working version of when we have class on single item. http://jsfiddle.net/rtnNd/ Actually when code block has more items with same class (see this: http://jsfiddle.net/rtnNd/3), it picks up only the first item which use the class name. My issue is that I would like to pick up only the last item which use the class name. So I used following code: var item = $('.itemAnchor')[6]; var href = $($('.hidden_elem')[1]

问题 This question already has answers here : Selecting only numeric columns from a data frame (9 answers) Closed 6 years ago . I looked in the internet but I didn't find a easy and clean solution. This is a piece of my df: structure(list(ID = structure(c(12L, 12L, 12L, 12L, 12L, 12L, 12L, 12L, 12L, 12L), .Label = c("B0F", "B12T", "B1T", "B21T", "B22F", "B26T", "B2F", "B33F", "B3F", "B4F", "B7F", "P1", "P21", "P24", "P25", "P27", "P28", "P29"), class = "factor"), Data = structure(c(9646, 9836,

问题 I would like to parse a .zip file. The .zip file contains one folder. The folder in turn contains several files. I would like to read all files without writing the .zip file to disk. I have the following code: zipFile = new ZipFile(file); Enumeration<? extends ZipEntry> entries = zipFile.entries(); while(entries.hasMoreElements()){ ZipEntry entry = entries.nextElement(); InputStream stream = zipFile.getInputStream(entry); InputStreamReader reader = new InputStreamReader(stream, "UTF-8");