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Capitalize only first character of string and leave others alone? (Rails)
...ave all the others the way they are. I'm running into a problem where "i'm from New York" gets turned into "I'm from new york."
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How to remove a field from params[:something]
...l so use with more care!
Original Answer
You can remove a key/value pair from a Hash using Hash#delete:
params.delete :company
If it's contained in params[:user], then you'd use this:
params[:user].delete :company
sha...
What does numpy.random.seed(0) do?
What does np.random.seed do in the below code from a Scikit-Learn tutorial? I'm not very familiar with NumPy's random state generator stuff, so I'd really appreciate a layman's terms explanation of this.
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Programmatically update widget from activity/service/receiver
...s possible, but I can't figure out a way to trigger an update of my widget from the main activity. Isn't there some general intent I can broadcast?
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The necessity of hiding the salt for a hash
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The answer here is to ask yourself what you're really trying to protect from? If someone has access to your database, then they have access to the encrypted salts, and they probably have access to your code as well. With all that could they decrypt the encrypted salts? If so then the encryptio...
Get root view from current activity
...et the root view with View.getRootView() . I am also able to get the view from a button's onClick event where the argument is a View . But how can I get the view in an activity ?
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Deleting folders in python recursively
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The default behavior of os.walk() is to walk from root to leaf. Set topdown=False in os.walk() to walk from leaf to root.
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What is the difference between the 'COPY' and 'ADD' commands in a Dockerfile?
...identity, gzip, bzip2 or xz) then it is unpacked as a directory. Resources from remote URLs are not decompressed.
Note that the Best practices for writing Dockerfiles suggests using COPY where the magic of ADD is not required. Otherwise, you (since you had to look up this answer) are likely to ge...
nodejs get file name from absolute path?
If there any API could retrieve file name from an absolute file path?
7 Answers
7
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How to get parameters from a URL string?
...sed using $_GET array. So,
echo $_GET['email'];
will extract the emails from urls.
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