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How to return value from an asynchronous callback function? [duplicate]
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edited Jul 11 '16 at 5:31
answered Jul 27 '11 at 16:15
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Is there a Sleep/Pause/Wait function in JavaScript? [duplicate]
...tion that pauses code execution for x milliseconds, and then resumes where it left off?
3 Answers
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git how to disable push [duplicate]
I am using git and I am doing my development work, which I don't want to push, even by mistake. Is there a method to disable push in certain local repository. One method is to rename the branch, another is to undo push if one does it by mistake, but I hope there should be a more direct method.
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How do I write a Python dictionary to a csv file? [duplicate]
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You are using DictWriter.writerows() which expects a list of dicts, not a dict. You want DictWriter.writerow() to write a single row.
You will also want to use DictWriter.writeheader() if you want a header for you csv file.
You also might want...
What are the differences between Pandas and NumPy+SciPy in Python? [closed]
...rovides high level data manipulation tools built on top of NumPy. NumPy by itself is a fairly low-level tool, similar to MATLAB. pandas on the other hand provides rich time series functionality, data alignment, NA-friendly statistics, groupby, merge and join methods, and lots of other conveniences. ...
How to use stringstream to separate comma separated strings [duplicate]
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edited Dec 16 '17 at 14:19
Yola
15.9k1010 gold badges5454 silver badges8585 bronze badges
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Augmented Reality SDK with OpenCV [closed]
I am developing an Augmented Reality SDK on OpenCV. I had some problems to find tutorials on the topic, which steps to follow, possible algorithms, fast and efficient coding for real-time performance etc.
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require file as string
...ort any file as a string. Lets say I have a txt file all I want is to load it into a variable as such.
5 Answers
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PHP string “contains” [duplicate]
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if (strpos($str, '.') !== FALSE)
{
echo 'Found it';
}
else
{
echo 'Not found.';
}
Note that you need to compare with the !== operator. If you use != or <> and the '.' is found at position 0, hey! 0 compares equal to FALSE and you lose. This will cause you to poin...
Force the origin to start at 0
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xlim and ylim don't cut it here. You need to use expand_limits, scale_x_continuous, and scale_y_continuous. Try:
df <- data.frame(x = 1:5, y = 1:5)
p <- ggplot(df, aes(x, y)) + geom_point()
p <- p + expand_limits(x = 0, y = 0)
p # not what...