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How do I start PowerShell from Windows Explorer?
...dministrator.
Note: Context menu entries are displayed alphabetically, based on their Registry keys. The key name for the elevated command shell is "runas", which is why it comes after the PowerShell entry.
Note: If you have an explorer window open, you may need to close it and reopen it to ge...
Why is Multiple Inheritance not allowed in Java or C#?
...I
works. For example, how conflicts are
resolved and whether duplicate bases
are merged or redundant. Before we can
implement MI in the CLR, we have to do
a survey of all the languages, figure
out the common concepts, and decide
how to express them in a
language-neutral manner. We wo...
Check if an image is loaded (no errors) with jQuery
...that
// weren’t downloaded as not complete. Others should too. Gecko-based
// browsers act like NS4 in that they report this incorrectly.
if (!img.complete) {
return false;
}
// However, they do have two very useful properties: naturalWidth and
// naturalHeight. Th...
What is the difference between HTTP_HOST and SERVER_NAME in PHP?
...'t work as well. A badly configured server will set$_SERVER['SERVER_NAME'] based on the value of the client's Host: request. Both are equal.
– Pacerier
Mar 5 '15 at 23:17
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Django Rest Framework: Dynamically return subset of fields
... I would like to add a fields query parameter to a Django Rest Framework based API which enables the user to select only a subset of fields per resource.
...
How do I replace a character at a particular index in JavaScript?
...
Note that it's generally not a good idea to extend base JavaScript classes. Use a plain utility function instead.
– Ates Goral
Sep 16 '09 at 5:40
87
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What is the difference between String.slice and String.substring?
...
substr: It's providing us to fetch part of the string based on specified index.
syntax of substr-
string.substr(start,end)
start - start index tells where the fetching start.
end - end index tells upto where string fetches. It's optional.
slice: It's providing to fetch...
Why are Python's 'private' methods not actually private?
...ff the lawn. It is just another pattern that should be used to make a code base easier to understand.
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How to smooth a curve in the right way?
...
A quick and dirty way to smooth data I use, based on a moving average box (by convolution):
x = np.linspace(0,2*np.pi,100)
y = np.sin(x) + np.random.random(100) * 0.8
def smooth(y, box_pts):
box = np.ones(box_pts)/box_pts
y_smooth = np.convolve(y, box, mode='...
Difference between scaling horizontally and vertically for databases [closed]
I have come across many NoSQL databases and SQL databases. There are varying parameters to measure the strength and weaknesses of these databases and scalability is one of them. What is the difference between horizontally and vertically scaling these databases?
...