大约有 2,100 项符合查询结果（耗时：0.0269秒） [XML]
How to get error information when HttpWebRequest.GetResponse() fails
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I came across this question when trying to check if a file existed on an FTP site or not. If the file doesn't exist there will be an error when trying to check its timestamp. But I want to make sure the error is not something else, by checking its type.
The Response property on WebException will ...
How to check for a valid URL in Java?
...you can set to control how this class behaves, by default http, https, and ftp are accepted.
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How to install GCC piece by piece with GMP, MPFR, MPC, ELF, without shared libraries?
...t use shared libraries.
GCC infrastructure
Get the GCC infrastructure:
ftp://gcc.gnu.org/pub/gcc/infrastructure/
Put downloads in a temp directory (you can use whatever directory you want).
/opt/downloads
Build the infrastructure in a temp directory that is different than the downloads dire...
AngularJS changes URLs to “unsafe:” in extension page
...ocols to Angular's whitelist using a regular expression. Only http, https, ftp and mailto are enabled by default. Angular will prefix a non-whitelisted URL with unsafe: when using a protocol such as chrome-extension:.
A good place to whitelist the chrome-extension: protocol would be in your module'...
How to get a complete list of ticker symbols from Yahoo Finance? [closed]
...
NASDAQ Stock lists
ftp://ftp.nasdaqtrader.com/symboldirectory
The 2 files nasdaqlisted.txt and otherlisted.txt are | pipe separated. That should give you a good list of all stocks.
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Validating URL in Java
...tring[] schemes = {"http","https"}; // DEFAULT schemes = "http", "https", "ftp"
UrlValidator urlValidator = new UrlValidator(schemes);
if (urlValidator.isValid("ftp://foo.bar.com/")) {
System.out.println("URL is valid");
} else {
System.out.println("URL is invalid");
}
...
基于PECL OAuth打造微博应用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...有中国特色的微博开放平台支持文本加图片的方式：图片上传到服务器，但本身并不参与签名。这和标准OAuth是冲突的，所以要扩展一下PECL OAuth，并且尽可能兼容原类的使用方法和习惯：
<?php
class MicroblogOAuth extends OAuth
{
...
LR性能指标解释 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...据量。但是吞吐量考虑的各个资源极其大小（例，每个GIF文件的大小、每个网页的大小）。而每秒下载页面数只考虑页面数。
注：要查看每秒下载页数图，必须在R-T-S那里设置"每秒页面数（仅HTML模式）".
6、Retries per Second（每...
Extract hostname name from string
...ostname(url) {
var hostname;
//find & remove protocol (http, ftp, etc.) and get hostname
if (url.indexOf("//") > -1) {
hostname = url.split('/')[2];
}
else {
hostname = url.split('/')[0];
}
//find & remove port number
hostname ...
What is the difference between URI, URL and URN? [duplicate]
...be obtained. It does not have to be HTTP URL (http://), a URL can also be (ftp://) or (smb://).
A Uniform Resource Name (URN) is a Uniform Resource Identifier (URI) that uses the URN scheme, and does not imply availability of the identified resource. Both URNs (names) and URLs (locators) are URIs, ...