NSDecimalNumber is a subclass of NSNumber. As far as I know, it implements all NSNumber methods expected by NSNumber instances.
In view of this, is it possible? Provide NSDecimalNumbers to an
Month: September 2021
Function call loop is fast
I link some assemblies with some c to test the cost of function calls, using the following assembly and c source code (fasm and gcc respectively)
format ELF
public no_call as “_no_call”
publi
C # 001 initial class and namespace
In this section:
1, analysisHello,WorldProgram
1.1 Initial class(class)and namespace(namespace)
2, class library reference
2.1DLLquotation(Black box reference)
2.2Proj
C – How do I get the path to the Windows “Special Folder” for a specific user?
In the service, what is the best way to determine a special folder path (such as “My Documents”) for a specific user? SHGetFolderPath allows you to pass in a token, so I assume there are some ways
Reptral high performance related
High performance related How to achieve multiple tasks at the same time and high efficiency
The lowest efficiency is the most undesirable
import requests
urls = [
‘http://www.baidu
Reptile technology
1, scrapy (python crawler) 2, pyspider (python crawler) 3. Crawler4j (java stand-alone crawler) 4. WebMagic (java stand-alone crawler) 5. WebCollecto (java stand-alone crawler) 6, Heritrix (java crawler) )
How to pass the ASP.NET user and routing data to JavaScript?
I have some data about users and routes in ASP.NET.
How to use it in JavaScript?
Currently, I have the following lines in the _Layout.cshtml file:
@{ Html.RenderAction(“ContextScript”,
C ++ hash table file
#ifndef _HASHTABLE_H_
#define _HASHTABLE_H_
#include
#include
using namespace std;
typedef
enum {
Empty, Active, Deleted
}kindofitem;
typedef struct
{
int key;
}datatype;
typ
Simple use of PHPSPIDER acquisition this blog article content
Collection process
Acquire page content according to the link (curl)->Get the content that needs to be collected (can be filtered by regular, xpath, css selector, etc.)
C ++ abnormal process
c++ exception handling
Some abnormal situations are often encountered when the program is running, for example: the divisor is 0 when doing division; the user enters a negative number when en