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问答和论坛的区别 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...后还是树的思维，但从产品形态上来说，扁平化的标签只有结合了搜索，才能够让用户感受到更便捷的体验。缺乏搜索帮助的标签从用户角度来说是混乱的。那具体何时使用标签，何时使用树形结构，这就要从整个用户需求来考...
推荐一个程序员IT技术专业网站,干货不少 - 免费信息发布 - 清泛IT社区，为...
...热点资讯、论坛博客、社区服务等，精准搜索并深度挖掘有价值的IT数据，同时为每一个IT人提供一个快乐、自由的学习交流平台。
我们的优势：
清晰、求实，我们只收录质量较高、能解决问题的技术方案，并使其更简洁，...
XmlNode与XmlElement的区别总结 - .NET(C#) - 清泛IT社区，为创新赋能！
...。上网搜罗了半天，千篇一律的答案。永远说不到重点，有些人回答又特别含糊，无奈之下，自己设断点尝试对比效果，现在总结如下：
1、通过继承关系XmlElement继承自XmlLinkedNode又继承自XmlNode类，由此可知XmlElement是XmlNode的子...
Linux C++静态链接protobuf库异常中止 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...tobuf库异常中止static-linking-with-generated-protobufs-causes-abort我有一个项目，它将c++生成的protobuf序列化程序编译到静态库中。可执行文件与此库链接，而 so( dll)也是如此。可执行文件稍后会加载 so文件。发生这种情况时，我得到:[libpr...
Discuz邮件设置使用SSL加密发送 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Discuz邮件设置使用SSL加密发送discuz_mail_ssldiscuz有很多人没有发现自己的论坛邮箱发送不出邮件了而返回的是错误~原因是现在各大邮件服务商都关闭了25端口，只能用ssl 465端口才能发送邮件~。只需要在SMTP服务器地址前加ssl discuz...
Is MonoTouch now banned on the iPhone? [closed]
... C# then it would be violating the license:
...Applications must be originally written in Objective-C, C, C++, or JavaScript as executed by the iPhone OS WebKit engine...
They even hammer it in a little further:
Applications that link to Documented APIs through an intermediary translation or comp...
Migrating from JSF 1.2 to JSF 2.0
... JSP 2.x
If you're using JSP 2.x and want to keep using it, then you basically don't need to change anything else.
Gradually upgrading
If you're already using a suffix url-pattern for the FacesServlet, like *.jsf, then it's good to know that the FacesServlet will first scan for *.xhtml file and ...
Symfony 2: How do I check if a user is not logged in inside a template?
...any user is logged in.
{% if app.user %}
# user is logged in (any and all users, regardless of ROLE_*)
{% elseif not app.user %}
# user is not logged in (note the `not` in the `elseif` statement)
{% endif %}
Checking authentication status
You can use the is_granted() method to check fo...
Django dynamic model fields
...rks)
This solution is based on Entity Attribute Value data model, essentially, it uses several tables to store dynamic attributes of objects. Great parts about this solution is that it:
uses several pure and simple Django models to represent dynamic fields, which makes it simple to understand an...
Open link in new tab or window [duplicate]
...
It shouldn't be your call to decide whether the link should open in a new tab or a new window, since ultimately this choice should be done by the settings of the user's browser. Some people like tabs; some like new windows.
Using _blank will tell...