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detect key press in python?
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73
Python has a keyboard module with many features. Install it, perhaps with this command:
pip3 ...
Check if string contains only whitespace
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322
Use the str.isspace() method:
Return True if there are only whitespace characters in the stri...
Cannot insert explicit value for identity column in table 'table' when IDENTITY_INSERT is set to OFF
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edited Oct 3 '12 at 7:33
Martin Smith
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Constructors in Go
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138
There are actually two accepted best practices:
Make the zero value of your struct a sensible...
What does auto&& tell us?
...n. So here's a contrived example:
std::vector<int> global_vec{1, 2, 3, 4};
template <typename T>
T get_vector()
{
return global_vec;
}
template <typename T>
void foo()
{
auto&& vec = get_vector<T>();
auto i = std::begin(vec);
(*i)++;
std::cout << ve...
Amazon S3 direct file upload from client browser - private key disclosure
I'm implementing a direct file upload from client machine to Amazon S3 via REST API using only JavaScript, without any server-side code. All works fine but one thing is worrying me...
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Why is string concatenation faster than array join?
... DaanDaan
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4
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Generating a unique machine id
...ble.
IIRC, the "unique id" from the CPUID instruction is deprecated from P3 and newer.
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