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SBT stop run without exiting
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with kill from the command line, or in the Task Manager (Windows), or Force Quit or Activity Monitor (Mac OS X), etc.
– Seth Tisue
Mar 21 '11 at 16:45
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Creating folders inside a GitHub repository without using Git
...reated GitHub repository without installing the Git setup for (Mac, Linux, and Windows). Is it possible to do so?
4 Answers...
Python memory usage of numpy arrays
I'm using python to analyse some large files and I'm running into memory issues, so I've been using sys.getsizeof() to try and keep track of the usage, but it's behaviour with numpy arrays is bizarre. Here's an example involving a map of albedos that I'm having to open:
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Javascript: How to check if a string is empty? [duplicate]
I know this is really basic, but I am new to javascript and can't find an answer anywhere.
5 Answers
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Check if value already exists within list of dictionaries?
...sing the above code can give you a KeyError. You can fix this by using get and providing a default value. If you don't provide a default value, None is returned.
if not any(d.get('main_color', default_value) == 'red' for d in a):
# does not exist
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Pandas: create two new columns in a dataframe with values calculated from a pre-existing column
I am working with the pandas library and I want to add two new columns to a dataframe df with n columns (n > 0).
These new columns result from the application of a function to one of the columns in the dataframe.
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How should I copy Strings in Java?
...e safe. The latter, however, is less efficient (it creates an extra object and in some cases copies the character data).
With this in mind, the first version should be preferred.
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How do you use an identity file with rsync?
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You may want to use ssh-agent and ssh-add to load the key into memory. ssh will try identities from ssh-agent automatically if it can find them. Commands would be
eval $(ssh-agent) # Create agent and environment variables
ssh-add ~/.ssh/1234-identity
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How to Right-align flex item?
...e same thing in this case. The advantage would be having other properties (and behaviour) associated with flex items that the table approach doesn't have (flex, order, etc).
– adrift
Mar 16 '14 at 14:38
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How to prevent UINavigationBar from covering top of view in iOS 7?
...screenshots, the first showing everything in the view as it's pulled down, and the second showing all of it untouched. The search bar should begin where the navigation bar.
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