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How can I handle R CMD check “no visible binding for global variable” notes when my ggplot2 syntax i
...throwing NOTES, not Warnings. I'm terribly sorry for the confusion. It was my oversight.
6 Answers
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trying to align html button at the center of the my page [duplicate]
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See my edit, and this fiddle: You should be able to grab that CSS and put it inline: jsfiddle.net/7Laf8
– Mohamad
Aug 3 '12 at 16:05
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How to declare and add items to an array in Python?
... For lists or arrays, you need [].
To initialize an empty list do this:
my_list = []
or
my_list = list()
To add elements to the list, use append
my_list.append(12)
To extend the list to include the elements from another list use extend
my_list.extend([1,2,3,4])
my_list
--> [12,1,2,3,4...
bootstrap modal removes scroll bar
When I trigger a modal view in my page it triggers the scroll bar to disappear. It's an annoying effect because the background page starts moving when the modal moves in / disappears. Is there a cure for that effect?
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Git error when trying to push — pre-receive hook declined
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You should ask whoever maintains the repo at git@mycogit/cit_pplus.git.
Your commits were rejected by the pre-receive hook of that repo (that's a user-configurable script that is intended to analyze incoming commits and decide if they are good enough to be accepted into th...
Android - startActivityForResult immediately triggering onActivityResult
I am launching activities from the main activity in my app using the call startActivityForResult(intent, ACTIVITY_TYPE) , and they are all working but one.
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List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
While using new_list = my_list , any modifications to new_list changes my_list everytime. Why is this, and how can I clone or copy the list to prevent it?
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Where is my .vimrc file?
I have been using Vim , and I would really like to save my settings. The problem I am having is that I cannot find my .vimrc file, and it is not in the standard /home/user/.vimrc location. How might I find this file?
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How to set downloading file name in ASP.NET Web API
In my ApiController class, I have following method to download a file created by server.
9 Answers
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How to check whether a file is empty or not?
...en you could try this:
>>> with open('New Text Document.txt') as my_file:
... # I already have file open at this point.. now what?
... my_file.seek(0) #ensure you're at the start of the file..
... first_char = my_file.read(1) #get the first character
... if not first_char:
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