大约有 11,600 项符合查询结果（耗时：0.0197秒） [XML]
Inline functions vs Preprocessor macros
...
Preprocessor macros are just substitution patterns applied to your code. They can be used almost anywhere in your code because they are replaced with their expansions before any compilation starts.
Inline functions are actual functions whose body is direc...
C library function to perform sort
Is there any library function available in C standard library to do sort?
7 Answers
7...
Combining two Series into a DataFrame in pandas
... Series s1 and s2 with the same (non-consecutive) indices. How do I combine s1 and s2 to being two columns in a DataFrame and keep one of the indices as a third column?
...
Logical operators (“and”, “or”) in DOS batch
How would you implement logical operators in DOS Batch files?
12 Answers
12
...
How to extend an existing JavaScript array with another array, without creating a new array
There doesn't seem to be a way to extend an existing JavaScript array with another array, i.e. to emulate Python's extend method.
...
What is the difference between float and double?
I've read about the difference between double precision and single precision. However, in most cases, float and double seem to be interchangeable, i.e. using one or the other does not seem to affect the results. Is this really the case? When are floats and doubles interchangeable? What are the d...
iOS app, programmatically get build version
Is there a way to programmatically get the build version of my app? I need to be able to detect when the user has updated the app through the AppStore, in order to execute some code for adjustments
...
Is there a standard keyboard shortcut to build the current project in Visual Studio?
I know that Ctrl + Shift + B launches a solution build, but I would like a shortcut that just builds the current project. Is a custom shortcut my only option?
...
Why does `a == b or c or d` always evaluate to True?
...
In many cases, Python looks and behaves like natural English, but this is one case where that abstraction fails. People can use context clues to determine that "Jon" and "Inbar" are objects joined to the verb "equals", but the Python interpreter is more lit...
p vs puts in Ruby
Is there any difference between p and puts in Ruby?
7 Answers
7
...