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Image inside div has extra space below the image
... or inline-block if you still want it to display inline as images normally do.
– Ian
Aug 11 '14 at 1:26
7
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How do I compute derivative using Numpy?
...rivative of y wrt x. In 8 we apply this derivative function to a vector of all ones and get the vector of all twos. This is because, as stated in line 6, yprime = 2*x.
– MRocklin
Apr 14 '12 at 13:45
...
How to stop app that node.js express 'npm start'
...ackage.json, and then use npm stop
npm help npm-stop
You can make this really simple if you set in app.js,
process.title = myApp;
And, then in scripts.json,
"scripts": {
"start": "app.js"
, "stop": "pkill --signal SIGINT myApp"
}
That said, if this was me, I'd be using pm2 or some...
What does the ^ operator do in Java?
...y for this task.
Horner's scheme
Addressing your specific need, you actually don't need to compute various powers of 10. You can use what is called the Horner's scheme, which is not only simple but also efficient.
Since you're doing this as a personal exercise, I won't give the Java code, but he...
What does the construct x = x || y mean?
...
It means the title argument is optional. So if you call the method with no arguments it will use a default value of "Error".
It's shorthand for writing:
if (!title) {
title = "Error";
}
This kind of shorthand trick with boolean expressions is common in Perl too. With the...
How to implement classic sorting algorithms in modern C++?
... transparent comparators of the form std::less<> that act polymorphically on their arguments. This avoids having to provide an iterator's type. This can be used in combination with C++11's default function template arguments to create a single overload for sorting algorithms that take < as ...
How to get the list of files in a directory in a shell script?
I'm trying to get the contents of a directory using shell script.
10 Answers
10
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ctypes - Beginner
...o testlib.so -fPIC testlib.c
# or... for Mac OS X
$ gcc -shared -Wl,-install_name,testlib.so -o testlib.so -fPIC testlib.c
Then, write a wrapper using ctypes:
testlibwrapper.py
import ctypes
testlib = ctypes.CDLL('/full/path/to/testlib.so')
testlib.myprint()
Now execute it:
$ python testlibwrap...
Compression/Decompression string with C#
...not be written to the output stream until the GZipStream knows that it has all of the input (i.e., to effectively compress it needs all of the data). You need to make sure that you Dispose() of the GZipStream before inspecting the output stream (e.g., mso.ToArray()). This is done with the using() { ...
How to do multiple arguments to map function where one remains the same in python?
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@Shan: Very similar, especially if add() is a non-trivial function
– Sven Marnach
May 31 '12 at 13:52
2
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