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When to use std::forward to forward arguments?
...t case:
template<typename T>
void foo(T&& prop) {
other.set(prop); // use prop, but don't modify it because we still need it
bar(std::forward<T>(prop)); // final use -> std::forward
}
In the code above, we don't want prop to have some unknown value after other.set(....
How to create byte array from HttpPostedFile
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It won't work if your file InputStream.Position is set to the end of the stream.
My additional lines:
Stream stream = file.InputStream;
stream.Position = 0;
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How do I make Git treat a file as binary?
...ving issues due to git treating them as text and merging. I'd like to just set the file as binary so that git won't auto merge these files ever.
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How do I clone a GitHub wiki?
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Yes. You can set them to have read access based on whether they're a collaborator, but push permissions require them to be a collaborator. github.com/blog/774-git-powered-wikis-improved
– joseph.hainline
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Windows batch file file download from a URL
...\here.exe
The job name is simply the display name for the download job - set it to something that describes what you're doing.
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Django removing object from ManyToMany relationship
...ght have to get an instance of my_mood and my_interest using Django's QuerySet API before you can execute this code.
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maximum value of int
...all bits with zero (0)
size = ~size; // Negate all bits, thus all bits are set to one (1)
So far we have -1 as result 'till size is a signed int.
size = (unsigned int)size >> 1; // Shift the bits of size one position to the right.
As Standard says, bits that are shifted in are 1 if variab...
What is the maximum recursion depth in Python, and how to increase it?
...ys
print(sys.getrecursionlimit())
and change the recursion limit with sys.setrecursionlimit:
sys.setrecursionlimit(1500)
but doing so is dangerous -- the standard limit is a little conservative, but Python stackframes can be quite big.
Python isn't a functional language and tail recursion is not a...
Create nice column output in python
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Since Python 2.6+, you can use a format string in the following way to set the columns to a minimum of 20 characters and align text to right.
table_data = [
['a', 'b', 'c'],
['aaaaaaaaaa', 'b', 'c'],
['a', 'bbbbbbbbbb', 'c']
]
for row in table_data:
print("{: >20} {: >20}...
JavaScript arrays braces vs brackets
...'property value', you are not actually adding an element to the array, but setting a property of the array object. Confused? I told ya ;) In JavaScript, basically everything is an object. Other objects, like Array, RegExp,... extend the basic object with further functionality. A plain, empty object ...