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How to remove EXIF data without recompressing the JPEG?
I want to remove the EXIF information (including thumbnail, metadata, camera info... everything!) from JPEG files, but I don't want to recompress it, as recompressing the JPEG will degrade the quality, as well as usually increasing the file size.
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how to unit test file upload in django
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In a web framework, it makes much less difference if you're testing views. Getting the response via the client vs. directly from the function is similar enough for most tests to be valid. Plus the client gives you more flexibility. That's what I use, personally....
Split string based on a regular expression
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By using (,), you are capturing the group, if you simply remove them you will not have this problem.
>>> str1 = "a b c d"
>>> re.split(" +", str1)
['a', 'b', 'c', 'd']
However there is no need for regex, str.split without any delimiter...
How to find a hash key containing a matching value
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@Coderama The difference between find and select is that find returns the first match and select (which is aliased by findAll) returns all matches.
– Daniel Vandersluis
Sep 25 '10 at 13:48
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How to sort an array based on the length of each element?
...that compare
equal do not necessarily remain in their original order).
If the objective is to sort by length then by dictionary order you must specify additional criteria:
["c", "a", "b"].sort(function(a, b) {
return a.length - b.length || // sort by length, if equal then
a.localeCom...
How to retrieve the dimensions of a view?
..., 0, 0);
ViewTreeObserver obs = tv.getViewTreeObserver();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
obs.removeOnGlobalLayoutListener(this);
} else {
obs.removeGlobalOnLayoutListener(this);
}
}
});
First I get a f...
SQL Server - SELECT FROM stored procedure
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Additionally, if after converting to a UDF you find you need the stored procedure semantics you can always wrap the UDF with a procedure.
– Joel Coehoorn
Sep 29 '09 at 13:26
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How do I clone a generic list in C#?
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@MichaelGG, what if you don't want to Convert but just Clone/Duplicate the items in the list? Would this work? || var clonedList = ListOfStrings.ConvertAll(p => p);
– IbrarMumtaz
Aug 17 '14 at 15:42
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async await return Task
Can somebody explain what does this means into a synchronous method? If I try to change the method to async then VS complain about it.
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Evaluate expression given as a string
I'm curious to know if R can use its eval() function to perform calculations provided by e.g. a string.
7 Answers
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