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How do you send a HEAD HTTP request in Python 2?
...to figure out how to send a HEAD request so that I can read the MIME type without having to download the content. Does anyone know of an easy way of doing this?
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C++ Dynamic Shared Library on Linux
This is a follow-up to Dynamic Shared Library compilation with g++ .
4 Answers
4
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How to do parallel programming in Python?
...ocesses that can do generic work for you. Since we did not pass processes, it will spawn one process for each CPU core on your machine. Each CPU core can execute one process simultaneously.
If you want to map a list to a single function you would do this:
args = [A, B]
results = pool.map(solve1, a...
React.js: onChange event for contentEditable
How do I listen to change event for contentEditable -based control?
7 Answers
7
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Colon (:) in Python list index [duplicate]
I'm new to Python. I see : used in list indices especially when it's associated with function calls.
3 Answers
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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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How to set java_home on Windows 7?
...ry
First you need to know the installation path for the Java Development Kit.
Open the default installation path for the JDK:
C:\Program Files\Java
There should be a subdirectory like:
C:\Program Files\Java\jdk1.8.0_172
Note: one has only to put the path to the jdk without /bin in the end...
Is there a NumPy function to return the first index of something in an array?
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Yes, here is the answer given a NumPy array, array, and a value, item, to search for:
itemindex = numpy.where(array==item)
The result is a tuple with first all the row indices, then all the column indices.
For example, if an array is two dimensions and it contained your item at two loc...
Determine whether an array contains a value [duplicate]
...ains = function(needle) {
// Per spec, the way to identify NaN is that it is not equal to itself
var findNaN = needle !== needle;
var indexOf;
if(!findNaN && typeof Array.prototype.indexOf === 'function') {
indexOf = Array.prototype.indexOf;
} else {
inde...
Find MongoDB records where array field is not empty
... $exists: true, $ne: [] } })
Since MongoDB 2.6 release, you can compare with the operator $gt but could lead to unexpected results (you can find a detailled explanation in this answer):
ME.find({ pictures: { $gt: [] } })
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