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What is RSS and VSZ in Linux memory management
What are RSS and VSZ in Linux memory management? In a multithreaded environment how can both of these can be managed and tracked?
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Why doesn't C++ have a garbage collector?
I'm not asking this question because of the merits of garbage collection first of all. My main reason for asking this is that I do know that Bjarne Stroustrup has said that C++ will have a garbage collector at some point in time.
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How can you encode a string to Base64 in JavaScript?
I have a PHP script that can encode a PNG image to a Base64 string.
26 Answers
26
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常用Linux命令详解（持续更新） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...x命令进行一下详解。logout,shutdown,reboot,useradd,passwd,ls,ll,cd,mkdir,vi,cp,rm,mv,chmod,chown,find,grep,tail,tar,gzip,fdisk,kill,netstat等。一、注销，关机，重启，新建用户、删除用户
1. 注销系统的命令
logout 、exit
这两个命令都可以用来退出当前...
What new capabilities do user-defined literals add to C++?
...nstead of a constructor call:
#include <bitset>
#include <iostream>
template<char... Bits>
struct checkbits
{
static const bool valid = false;
};
template<char High, char... Bits>
struct checkbits<High, Bits...>
{
static const bool valid = (High == ...
How does the compilation/linking process work?
How does the compilation and linking process work?
5 Answers
5
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C++ - passing references to std::shared_ptr or boost::shared_ptr
...f I have a function that needs to work with a shared_ptr , wouldn't it be more efficient to pass it a reference to it (so to avoid copying the shared_ptr object)?
What are the possible bad side effects?
I envision two possible cases:
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Android Left to Right slide animation
I have three activities whose launch modes are single instance.
Using onfling() , I swing them left and right.
9 Answer...
How do I determine the size of an object in Python?
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Just use the sys.getsizeof function defined in the sys module.
sys.getsizeof(object[, default]):
Return the size of an object in bytes.
The object can be any type of object.
All built-in objects will return
correct results, but this does not
have to hold true for third-party
ext...
Why not use tables for layout in HTML? [closed]
It seems to be the general opinion that tables should not be used for layout in HTML.
66 Answers
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