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Add column with constant value to pandas dataframe [duplicate]
...lumn is because df.index and the Index of your right-hand-side object are different. @zach shows the proper way to assign a new column of zeros. In general, pandas tries to do as much alignment of indices as possible. One downside is that when indices are not aligned you get NaN wherever they aren't...
How do I determine file encoding in OS X?
... com.apple.TextEncoding <filename> to look at the encoding attribute if it exists.
– bames53
Jan 15 '14 at 20:42
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PHP function to get the subdomain of a URL
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Here's a one line solution:
array_shift((explode('.', $_SERVER['HTTP_HOST'])));
Or using your example:
array_shift((explode('.', 'en.example.com')));
EDIT: Fixed "only variables should be passed by reference" by adding double parenthesis.
EDIT 2: Startin...
Get list of a class' instance methods
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This is great way to test if a class has polymorphed methods from a pseudo-Interface/Abstract base class without having to try and call the methods directly.
– Daniel Doezema
Apr 19 '13 at 13:03
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AngularJs $http.post() does not send data
...rl is called but on the server when I print $_POST - I get an empty array. If I print message in the console before adding it to the data - it shows the correct content.
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What does “WARN Could not determine content-length of response body.” mean and how to I get rid of i
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fyi, if the messages bother you, as a workaround you can use thin (add gem 'thin' to your gemfile, start your server using rails server thin). (oops, just noticed that @Scott Lowe already said this above.)
– ...
How to save an image to localStorage and display it on the next page?
...mg.src = "data:image/png;base64," + dataImage;
Tested it in quite a few different browsers and versions, and it seems to work quite well.
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What is simplest way to read a file into String? [duplicate]
...uctors.
You can query the Scanner itself through the ioException() method if an IOException occurred or not. You may also want to explicitly close() the Scanner after you read the content, so perhaps storing the Scanner reference in a local variable is best.
See also
Java Tutorials - I/O Essenti...
How to check if all of the following items are in a list?
I found, that there is related question, about how to find if at least one item exists in a list:
How to check if one of the following items is in a list?
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Convert string to title case with JavaScript
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If the jim-bob --> Jim-Bob is your desire, you should probably do /\b\w+/g. Example: str.replace(/\b\w+/g,function(s){return s.charAt(0).toUpperCase() + s.substr(1).toLowerCase();});
– vol7ron
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