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How to redirect stderr to null in cmd.exe
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1 Answer
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Take the content of a list and append it to another list
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You probably want
list2.extend(list1)
instead of
list2.append(list1)
Here's the difference:
>>> a = range(5)
>>> b = range(3)
>>> c = range(2)
>>> b.append(a)
>>> b
[0, 1, 2, [0, 1, 2, 3, 4]]
>>> c.ex...
Creating a zero-filled pandas data frame
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140
You can try this:
d = pd.DataFrame(0, index=np.arange(len(data)), columns=feature_list)
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How do I convert a dictionary to a JSON String in C#?
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13 Answers
13
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top -c command in linux to filter processes listed based on processname
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221
Using pgrep to get pid's of matching command lines:
top -c -p $(pgrep -d',' -f string_to_match_...
In Sublime Text 2, how do I open new files in a new tab?
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417
OSX-Only: Add the following to Preferences > Settings - User or ⌘ + , :
"open_files_in_ne...
Reasons for using the set.seed function
...produce as I just asked for something "random":
R> sample(LETTERS, 5)
[1] "K" "N" "R" "Z" "G"
R> sample(LETTERS, 5)
[1] "L" "P" "J" "E" "D"
These two, however, are identical because I set the seed:
R> set.seed(42); sample(LETTERS, 5)
[1] "X" "Z" "G" "T" "O"
R> set.seed(42); sample(LE...