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What is a non-capturing group in regular expressions?
... this with an example.
Consider the following text:
http://stackoverflow.com/
https://stackoverflow.com/questions/tagged/regex
Now, if I apply the regex below over it...
(https?|ftp)://([^/\r\n]+)(/[^\r\n]*)?
... I would get the following result:
Match "http://stackoverflow.com/"
Group ...
Cannot push to Heroku because key fingerprint
...l I created a new rsa key:
ssh-keygen -t rsa -C "giordano.scalzo[at]gmail.com" -f ~/.ssh/id_rsa_heroku
then added it to my machine
ssh-add ~/.ssh/id_rsa_heroku
and, finally, to Heroku
heroku keys:add ~/.ssh/id_rsa_heroku.pub
After that,
git push heroku master
worked like a charm!
Hope ...
Uncaught ReferenceError: $ is not defined?
How come this code throws an
39 Answers
39
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Using cURL with a username and password?
...ame, and curl will prompt for a password:
curl -u username http://example.com
You can also include the password in the command, but then your password will be visible in bash history:
curl -u username:password http://example.com
...
Android - border for button
...1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle">
<gradient android:startColor="#FFFFFF"
android:endColor="#00FF00"
android:angle="270" />
<corners android:radius="3dp" />
<stroke android:widt...
项目管理实践【五】自动编译和发布网站【Using Visual Studio with Source ...
...和部署ASP.NET网站。
首先安装下面的三个软件:
1.MSBuild.Community.Tasks下载：
http://msbuildtasks.tigris.org/files/documents/3383/28296/MSBuild.Community.Tasks.msi
源代码：
http://msbuildtasks.tigris.org/files/documents/3383/36642/MSBuild.Community.Tasks.v1.2.0.306.zip
...
How do I get an animated gif to work in WPF?
...on with weird artifacts.
Best solution I have found so far:
https://github.com/XamlAnimatedGif/WpfAnimatedGif
You can install it with NuGet
PM> Install-Package WpfAnimatedGif
and to use it, at a new namespace to the Window where you want to add the gif image and use it as below
<Window x:C...
CreateElement with id?
...me does not work. I read something about append , however it seems pretty complicated for a task that seems pretty simple, so is there an alternative? Thanks :)
...
WhatsApp API (java/python) [closed]
...
@ndomanyo My try with Yowsup was few months back. So my comments could be outdated. But yes, after successfully using Yowsup, when I started getting high traffic, my number was blocked by Whatsapp. I dont know if there has been any change in the policy since then. User agent is ...
COM对象IWebBrowser2,IHTMLDocument2,IHTMLWindow2,IHTMLElement 相互获取 ...
COM对象IWebBrowser2,IHTMLDocument2,IHTMLWindow2,IHTMLElement 相互获取IE(控件 接口)中主要有4个部分, Browser, Document, Frame IFrame, Element , 其对应接口分别是Browser - IWebBrowser2Documen...IE(控件/接口)中主要有4个部分, Browser, Document, Frame/IFrame, Element ,...