大约有 9,000 项符合查询结果（耗时：0.0222秒） [XML]
Why is SCTP not much used/known
...
Indeed, SCTP is used mostly in the telecom area. Traditionally, telecom switches use SS7 (Signaling System No. 7) to interconnect different entities in the telecom network. For example - the telecom provider's subscriber data base(HLR), with a swi...
Convert string to integer type in Go?
...
For example,
package main
import (
"flag"
"fmt"
"os"
"strconv"
)
func main() {
flag.Parse()
s := flag.Arg(0)
// string to int
i, err := strconv.Atoi(s)
if err != nil {
// handle error
fmt.Println(err)
os.Exit(2)
}
fmt...
how to prevent “directory already exists error” in a makefile when using mkdir
...
"Generally, stick to the widely-supported (usually posix-specified) options and features of these programs. For example, don't use ‘mkdir -p’, convenient as it may be, because a few systems don't support it at all and with others, it is not safe for parallel execution. " ...
How do I concatenate multiple C++ strings on one line?
...stringstream ss;
ss << "Hello, world, " << myInt << niceToSeeYouString;
std::string s = ss.str();
Take a look at this Guru Of The Week article from Herb Sutter: The String Formatters of Manor Farm
share
...
Copy folder recursively in node.js
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As an amazing bonus, one can use ncp in a cross platform npm run scripts.
– Ciantic
Mar 5 '16 at 9:56
...
Django: ImproperlyConfigured: The SECRET_KEY setting must not be empty
...Greenfield's book Two scoops of Django.
I resolved the issue by setting
os.environ.setdefault("DJANGO_SETTINGS_MODULE", "project_name.settings.local")
in manage.py and wsgi.py.
Update:
In the above solution, local is the file name (settings/local.py) inside my settings folder, which holds the...
How to print from GitHub
...h,%20.wiki-actions,%20%23last-edit,%20.actions,%20.header,.site-footer,.repository-sidebar,.file-navigation,.gh-header-meta,.gh-header-actions,#wiki-rightbar,#wiki-footer,.commit-tease').remove();%20$('%23files,%20.file').css(%7B%22background%22:%22none%22,%20%22border%22:%22none%22%7D);%20$('link')...
一分钟明白 VS manifest 原理 - C/C++ - 清泛网 - 专注C/C++及内核技术
...pc上，用一组建往往会有不止一个版本（c:/windows/winsxs或系统目录下），程序在加载的时候，不知加载哪个，于是manifest文件来指明。
manifest在哪儿，如何创建。
如果用VS开发，可以Set通过porperty->configuration properties->linker->manifest...
C++中判断文件、目录是否存在的几种方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...式。
二、File
C中也是同样道理，我们可是File的相关操作。
File* fh = fopen("hello","r");
if(fh == NULL)
{
printf("%s","can not open the file");
}
三、_access
当然C中还有一种方式是直接调用c的函数库。
就是函数 int _access(const char* pa...
VC/MFC 临界区域使用方法实例 - C/C++ - 清泛网 - 专注C/C++及内核技术
...为共享的资源)被不同的线程同时访问，实现线程的同步操作。保证只能由先进入临界区域的一个线程...临界区域的作用：避免临界区域内的数据(一般为共享的资源)被不同的线程同时访问，实现线程的同步操作。保证只能由先进...