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How to take column-slices of dataframe in pandas
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2017 Answer - pandas 0.20: .ix is deprecated. Use .loc
See the deprecation in the docs
.loc u...
get list from pandas dataframe column
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Pandas DataFrame columns are Pandas Series when you pull them out, which you can then call x.t...
How do I escape spaces in path for scp copy in Linux?
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518
Basically you need to escape it twice, because it's escaped locally and then on the remote end...
Add a new column to existing table in a migration
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for Laravel 3:
php artisan migrate:make add_paid_to_users
for Laravel 5+:
php artisan make:migration add_paid_to_users_table --table=users
You then need to use the Schema::table() method (as you're accessing an existing table, not creating a new one). And you can add a column like this:
pu...
What is the best comment in source code you have ever encountered? [closed]
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518 Answers
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Composer install error - requires ext_curl when it's actually enabled
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15 Answers
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Find CRLF in Notepad++
...w!!!
Original answer 2008 (Notepad++ 4.x) - 2009-2010-2011 (Notepad++ 5.x)
Actually no, it does not seem to work with regexp...
But if you have Notepad++ 5.x, you can use the 'extended' search mode and look for \r\n. That does find all your CRLF.
(I realize this is the same answer than the o...
jQuery/JavaScript to replace broken images
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edited Apr 28 '13 at 14:58
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Running a command in a Grunt Task
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105
Alternatively you could load in grunt plugins to help this:
grunt-shell example:
shell: {
ma...
Why are Python lambdas useful? [closed]
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Are you talking about lambda functions? Like
lambda x: x**2 + 2*x - 5
Those things are actually quite useful. Python supports a style of programming called functional programming where you can pass functions to other functions to do stuff. Example:
mult3 = filter(lambda x: x % 3 == 0, [1,...