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How do you select a particular option in a SELECT element in jQuery?
If you know the Index, Value or Text. also if you don't have an ID for a direct reference.
21 Answers
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adding noise to a signal in python
...d: {sd}")
data_df = pd.DataFrame(data, columns=['Value'])
data_df['Index'] = data_df.index.values
# Adding gaussian jitter
jitter = 0.3*rnd_state.normal(mu, sd, size=data_df.shape[0])
data_df['with_jitter'] = data_df['Value'] + jitter
index_further_away = None
if add_an...
How to temporarily exit Vim and go back
How could I exit Vim, not :q , and then go back to continue editing?
10 Answers
10
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How to merge every two lines into one from the command line?
... Does not work with colored output. I tried everything on this Q&A and nothing worked when the output is ansi colored. Tested on Ubuntu 13.04
– Leo Gallucci
Dec 9 '13 at 22:54
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Is there an R function for finding the index of an element in a vector?
In R, I have an element x and a vector v . I want to find the first index of an element in v that is equal to x . I know that one way to do this is: which(x == v)[[1]] , but that seems excessively inefficient. Is there a more direct way to do it?
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Adding days to $Date in PHP
I have a date returned as part of a mySQL query in the form 2010-09-17
9 Answers
9
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App Inventor 2 中文网 · 项目指南
... Q & A 常见问题解答 App Inventor 2 中文网 和 电教馆的网站...
Getting the last element of a list
...lement
>>> some_list
[1, 3, 5]
Note that getting a list item by index will raise an IndexError if the expected item doesn't exist. This means that some_list[-1] will raise an exception if some_list is empty, because an empty list can't have a last element.
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Writing a Python list of lists to a csv file
...',2]]
In [3]: my_df = pd.DataFrame(a)
In [4]: my_df.to_csv('my_csv.csv', index=False, header=False)
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How to pass variable from jade template file to a script file?
... having trouble with a variable (config) declared in a jade template file (index.jade) that isn't passed to a javascript file, which then makes my javascript crash. Here is the file (views/index.jade):
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