大约有 40,000 项符合查询结果（耗时：0.0490秒） [XML]
How do you remove duplicates from a list whilst preserving order?
...n seen or seen_add(x))]
Why assign seen.add to seen_add instead of just calling seen.add? Python is a dynamic language, and resolving seen.add each iteration is more costly than resolving a local variable. seen.add could have changed between iterations, and the runtime isn't smart enough to rule t...
Stack smashing detected
...
Stack Smashing here is actually caused due to a protection mechanism used by gcc to detect buffer overflow errors. For example in the following snippet:
#include <stdio.h>
void func()
{
char array[10];
gets(array);
}
int main(int argc,...
How do I merge a git tag onto a branch
...
Is there a way to merge all tags at once?
– ComFreek
Aug 18 '19 at 12:22
...
In Python, when should I use a function instead of a method?
...sulation which is so dear to OO design.
The encapsulation principal is really what this comes down to: as a designer you should hide everything about the implementation and class internals which it is not absolutely necessarily for any user or other developer to access. Because we deal with instan...
Why does Lua have no “continue” statement?
I have been dealing a lot with Lua in the past few months, and I really like most of the features but I'm still missing something among those:
...
Can I use a min-height for table, tr or td?
...
It isn't nice at all!
– Ahmad
Aug 9 at 10:16
add a comment
|
...
error LNK2019: 无法解析的外部符号_socket，该符号在函数 中被引用 - C/C+...
...PP文件include语句之后加上如下代码：
#pragma comment(lib,"ws2_32.lib")
LNK2019 socket
Authentication versus Authorization
...
Authentication is the process of ascertaining that somebody really is who they claim to be.
Authorization refers to rules that determine who is allowed to do what. E.g. Adam may be authorized to create and delete databases,
while Usama is only authorised to read.
The two concep...
How to chain scope queries with OR instead of AND?
...
this is really the only pure answer to the OP's question in terms of resources and method. the other answers either (a) require 3rd party apis or (b) require interpolating or or other operators within a text block, neither of which is...
List of Big-O for PHP functions
After using PHP for a while now, I've noticed that not all built-in PHP functions are as fast as expected. Consider these two possible implementations of a function that finds if a number is prime using a cached array of primes.
...