大约有 22,700 项符合查询结果(耗时:0.0518秒) [XML]

https://stackoverflow.com/ques... 

Using helpers in model: how do I include helper dependencies?

...odel that handles user input from a text area. Following the advice from http://blog.caboo.se/articles/2008/8/25/sanitize-your-users-html-input , I'm cleaning up the input in the model before saving to database, using the before_validate callback. ...
https://stackoverflow.com/ques... 

disable maven download progress indication

...de ... will do the trick. Update The documentation about batch mode see https://maven.apache.org/ref/3.6.1/maven-embedder/cli.html Starting with Maven 3.6.1 (released 2019-04-04) you can use --no-transfer-progress will suppress the output of downloading messages at all without suppressing the ot...
https://stackoverflow.com/ques... 

How to convert wstring into string?

... and tedious allocation/deallocation of memory before I came across this. http://en.cppreference.com/w/cpp/locale/wstring_convert update(2013.11.28) One liners can be stated as so (Thank you Guss for your comment): std::wstring str = std::wstring_convert<std::codecvt_utf8<wchar_t>>()...
https://stackoverflow.com/ques... 

How do I remove a big file wrongly committed in git [duplicate]

... --ignore-unmatch path_to_file" HEAD You can find more documentation here http://dalibornasevic.com/posts/2-permanently-remove-files-and-folders-from-a-git-repository share | improve this answer ...
https://stackoverflow.com/ques... 

How to empty/destroy a session in rails?

...in a controller. reset_session Here's the documentation on this method: http://api.rubyonrails.org/classes/ActionController/Base.html#M000668 Resets the session by clearing out all the objects stored within and initializing a new session object. Good luck! ...
https://stackoverflow.com/ques... 

Remove scroll bar track from ScrollView in Android

...llbar from a view (and its subclass) via xml: android:scrollbars="none" http://developer.android.com/reference/android/view/View.html#attr_android:scrollbars share | improve this answer ...
https://stackoverflow.com/ques... 

Understanding keystore, certificates and alias

...be the same as for the cloned entry's private key). More information: http://download.oracle.com/javase/1.5.0/docs/tooldocs/solaris/keytool.html http://developer.android.com/guide/publishing/app-signing.html share ...
https://stackoverflow.com/ques... 

How do ports work with IPv6?

...e as today. However, be sure you include [] around your IP. For example : http://[1fff:0:a88:85a3::ac1f]:8001/index.html Wikipedia has a pretty good article about IPv6: http://en.wikipedia.org/wiki/IPv6#Addressing share ...
https://stackoverflow.com/ques... 

What is the difference between jQuery's mouseout() and mouseleave()?

...n the mouse leaves the Outer element, but not the Inner element. Source: http://api.jquery.com/mouseleave/ share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

Position absolute but relative to parent

...you want to understand that difference refer to this example Example 1:: http://jsfiddle.net/Cr9KB/1/ #mainall { background-color:red; height:150px; overflow:scroll } Here parent class has no position so element is placed according to body. Example 2:: http://jsfiddle.net/Cr9K...