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How to redirect to a 404 in Rails?
...ou want to show a 404 page, create a render_404 method (or not_found as I called it) in ApplicationController like this:
def not_found
raise ActionController::RoutingError.new('Not Found')
end
Rails also handles AbstractController::ActionNotFound, and ActiveRecord::RecordNotFound the same way....
How do I get a YouTube video thumbnail from the YouTube API?
...mg.youtube.com/vi/<insert-youtube-video-id-here>/maxresdefault.jpg
All of the above URLs are available over HTTP too. Additionally, the slightly shorter hostname i3.ytimg.com works in place of img.youtube.com in the example URLs above.
Alternatively, you can use the YouTube Data API (v3) to...
How to show math equations in general github's markdown(not github's blog)
...portant word being "secure" there, considering your question :).
Indeed, allowing javascript to be executed would be a bit off of the MarkDown standard text-to-HTML contract.
Moreover, everything that looks like a HTML tag is either escaped or stripped out.
Tell me how to show math symbols in...
How do I get the current date in JavaScript?
...h and date if you're not in north America.
– Mark Micallef
Jun 11 '14 at 4:11
6
The new Date.prot...
Calculate total seconds in PHP DateInterval
... +1: nice and clean! Note that getTimestamp() method is available in PHP >= 5.3.0.
– Sk8erPeter
Jun 19 '12 at 11:43
6
...
How to get innerHTML of DOMNode?
What function do you use to get innerHTML of a given DOMNode in the PHP DOM implementation? Can someone give reliable solution?
...
How do I filter ForeignKey choices in a Django ModelForm?
... can populate the validation data by making using the super(...).__init__ call in your overridden method. If you are making several of these queryset changes its a lot more elegant to package them by overriding the init method.
– michael
Aug 7 '09 at 4:53
...
Java Desktop application: SWT vs. Swing [closed]
...ava library, no need for
additional native libraries
works the same way on all platforms
Integrated GUI Editor in Netbeans and Eclipse
good online tutorials by Sun/Oracle
Supported by official java extensions (like java OpenGL)
Cons Swing:
Native look and feel may behave
different from the real...
Linux的诞生和发展 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的emacs 编辑系统、bash shell 程序、gcc 系列编译程序、gdb 调试程序等等。这些软件为Linux 操作系统的开发创造了一个合适的环境，是Linux 能够诞生的基础之一。以至于目前许多人都将Linux 操作系统称为"GNU/Linux"操作系统。
POSI...
Any recommendations for a CSS minifier? [closed]
...minifier I try always breaks my styles. Is it because online minifiers are all crap? It shouldn't be that way.
– dialex
Aug 12 '12 at 14:42
...