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How to get last N records with activerecord?
With :limit in query, I will get first N records. What is the easiest way to get last N records?
14 Answers
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How to use Jackson to deserialise an array of objects
...ing documentation indicates that Jackson supports deserialising "Arrays of all supported types" but I can't figure out the exact syntax for this.
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SQL Server - where is “sys.functions”?
SQL Server 2005 has great sys.XXX views on the system catalog which I use frequently.
10 Answers
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Selecting multiple columns in a pandas dataframe
I have data in different columns but I don't know how to extract it to save it in another variable.
18 Answers
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how to draw smooth curve through N points using javascript HTML5 canvas?
For a drawing application, I'm saving the mouse movement coordinates to an array then drawing them with lineTo. The resulting line is not smooth. How can I produce a single curve between all the gathered points?
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Setting PATH environment variable in OSX permanently
I have read several answers on how to set environmental variables on OSX as permanently.
6 Answers
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How to get ALL child controls of a Windows Forms form of a specific type (Button/Textbox)?
I need to get all controls on a form that are of type x. I'm pretty sure I saw that code once in the past that used something like this:
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Can you get the column names from a SqlDataReader?
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I mean just an east way to get the values in the result set into a list, or perhaps the whole thing to an IEnumerable<dynamic> object.
– Travis Heeter
Jul 27 '15 at 12:54
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How do I do word Stemming or Lemmatization?
... actually, no (Hopefully 'yes' to conferences, though). Because if you set pos=VERB you only do lemmatization on verbs. The nouns remain the same. I just had to write some of my own code to pivot around the actual Penn Treebank POS tags to apply the correct lemmatization to each token. Also, Wor...
Find the files that have been changed in last 24 hours
E.g., a MySQL server is running on my Ubuntu machine. Some data has been changed during the last 24 hours.
6 Answers
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