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How to retrieve absolute path given relative
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use:
find "$(pwd)"/ -type f
to get all files or
echo "$(pwd)/$line"
to display full path (if relative path matters to)
share
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How to download image using requests
I'm trying to download and save an image from the web using python's requests module.
14 Answers
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How do I make a UITableViewCell appear disabled?
I know about UITableview: How to Disable Selection for Some Rows but Not Others and cell.selectionStyle = UITableViewCellSelectionStyleNone , but how do I make a cell (or any UIView for that matter) appear disabled (grayed-out) like below?
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Efficient way to return a std::vector in c++
How much data is copied, when returning a std::vector in a function and how big an optimization will it be to place the std::vector in free-store (on the heap) and return a pointer instead i.e. is:
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Is there a way to 'uniq' by column?
I have a .csv file like this:
8 Answers
8
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While loop to test if a file exists in bash
I'm working on a shell script that does certain changes on a txt file only if it does exist, however this test loop doesn't work, I wonder why?
Thank you!
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UITableView - scroll to the top
...my table view I have to scroll to the top. But I cannot guarantee that the first object is going to be section 0, row 0. May be that my table view will start from section number 5.
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Calculating a directory's size using Python?
Before I re-invent this particular wheel, has anybody got a nice routine for calculating the size of a directory using Python? It would be very nice if the routine would format the size nicely in Mb/Gb etc.
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How do I put a variable inside a string?
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plot.savefig('hanning(%d).pdf' % num)
The % operator, when following a string, allows you to insert values into that string via format codes (the %d in this case). For more details, see the Python documentation:
https://docs.python...
How to print number with commas as thousands separators?
...to print an integer in Python 2.6.1 with commas as thousands separators. For example, I want to show the number 1234567 as 1,234,567 . How would I go about doing this? I have seen many examples on Google, but I am looking for the simplest practical way.
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