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Can someone explain __all__ in Python?
I have been using Python more and more, and I keep seeing the variable __all__ set in different __init__.py files. Can someone explain what this does?
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Constructors in JavaScript objects
Can JavaScript classes/objects have constructors? How are they created?
19 Answers
19
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In Java, how do I call a base class's method from the overriding method in a derived class?
I have two Java classes: B, which extends another class A, as follows :
12 Answers
12
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JavaScript: How to join / combine two arrays to concatenate into one array? [duplicate]
I'm trying to combine 2 arrays in javascript into one.
1 Answer
1
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Convert the values in a column into row names in an existing data frame
...he values in a column of an existing data frame into row names. Is is possible to do this without exporting the data frame and then reimporting it with a row.names = call?
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How to save a list as numpy array in python?
Is possible to construct a NumPy array from a python list?
9 Answers
9
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NodeJS: How to decode base64 encoded string back to binary? [duplicate]
I was implementing password hashing with salt, so I generated salt as binary, hashed the password, base64 encoded the password and salt then stored them into database.
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C/C++ 如何向上取整？ - C/C++ - 清泛网 - 专注C/C++及内核技术
...方法：#include <math.h>int _tmain(int argc, _TCHAR* argv[]){int a = 6, b = 5; ceil函数printf("%d...一般地，向上取整有两种方法：
#include <math.h>
int _tmain(int argc, _TCHAR* argv[])
{
int a = 6, b = 5;
//ceil函数
printf("%d\n", (int)ceil((double)a / (double)b));...
linux上SVN conflict冲突解决的办法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...VN很聪明。
两个人同时修改了同一个文件的相同位置？Bing！冲突来了。
工程师A修改了a.txt的第一行，提交了。
工程师B也修改了a.txt的第一行，然后执行svn up，这时SVN提示了：（以下，你开始扮演工程师B的角色了）
$ svn ...