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How to do Base64 encoding in node.js?
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@DavidCallanan atob() converts from base64
– 12Me21
Apr 14 at 14:47
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What does void* mean and how to use it?
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A pointer to void is a "generic" pointer type. A void * can be converted to any other pointer type without an explicit cast. You cannot dereference a void * or do pointer arithmetic with it; you must convert it to a pointer to a complete data type first.
void * is often used in places ...
Convert List to List
... is to iterate over the list and cast the elements. This can be done using ConvertAll:
List<A> listOfA = new List<C>().ConvertAll(x => (A)x);
You could also use Linq:
List<A> listOfA = new List<C>().Cast<A>().ToList();
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How can I make a Python script standalone executable to run without ANY dependency?
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You can use py2exe as already answered and use Cython to convert your key .py files in .pyc, C compiled files, like .dll in Windows and .so on Linux.
It is much harder to revert than common .pyo and .pyc files (and also gain in performance!).
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Is there a simple way to convert C++ enum to string?
Suppose we have some named enums:
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When does invoking a member function on a null instance result in undefined behavior?
... perform lvalue-to-rvalue conversion?
Regardless, it definitely cannot be converted to an rvalue (§4.1/1):
If the object to which the lvalue refers is not an object of type T and is not an object of a type derived from T, or if the object is uninitialized, a program that necessitates this conv...
Convert absolute path into relative path given a current directory using Bash
Example:
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Finding the number of days between two dates
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Convert your dates to unix timestamps, then substract one from the another. That will give you the difference in seconds, which you divide by 86400 (amount of seconds in a day) to give you an approximate amount of days in tha...
What is the effect of encoding an image in base64?
If I convert an image (jpg or png) to base64, then will it be bigger, or will it have the same size? How much greater will it be?
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How do I read the contents of a Node.js stream into a string variable?
...a to a Buffer created to collect the data.
When you receive the end event, convert the completed Buffer into a string, if necessary. Then do what you need to do with it.
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