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How to read environment variables in Scala
... answered Apr 3 '12 at 17:01
andyandy
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Applying a function to every row of a table using dplyr?
...it useful to use adply for scalar functions that I have to apply to each and every row.
7 Answers
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How can I map True/False to 1/0 in a Pandas DataFrame?
I have a column in python pandas DataFrame that has boolean True/False values, but for further calculations I need 1/0 representation. Is there a quick pandas/numpy way to do that?
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Copy Notepad++ text with formatting?
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Here is an image from notepad++ when you select text to copy as html.
and how the formatted text looks like after pasting it in OneNote (similar to any other app that supports "Paste Special"):
share
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How can I perform a culture-sensitive “starts-with” operation from the middle of a string?
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I'll consider the problem of many<->one/many casemappings first and separately from handling different Normalization forms.
For example:
x heiße y
^--- cursor
Matches heisse but then moves cursor 1 too much. And:
x heisse y
^--- cursor
Matches heiße but then moves cursor 1 to...
How do I get textual contents from BLOB in Oracle SQL
...ed to peek into the blob... But thanks anyway.
– Roland Tepp
May 7 '09 at 6:32
Thanks Mac, that works fine --- But wh...
How to convert FileInputStream to InputStream? [closed]
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You would typically first read from the input stream and then close it. You can wrap the FileInputStream in another InputStream (or Reader). It will be automatically closed when you close the wrapping stream/reader.
If this is a method returning an InputStream to the caller, t...
Using psql how do I list extensions installed in a database?
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@SoichiHayashi \dx is a psql command which was introduced with 9.0 when the create extension feature was released. So yes, you need to upgrade your psql as well (you should always use the psql version that matches your DB version)
– a_h...
Twitter Bootstrap modal: How to remove Slide down effect
...on. Guess it's just a bad question because it's really 2 questions in one and no one has answered both questions in one answer.
– umassthrower
Apr 1 '13 at 4:28
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how to get the host url using javascript from the current page
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hostname will give only domain and host will provide port also. This is great mini tool to see link anatomy bl.ocks.org/abernier/3070589
– Lukas Liesis
Apr 11 '16 at 5:00
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