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PHP DOMDocument errors/warnings on html5-tags
...tagthatdoesnotexist>", LIBXML_NOWARNING );
echo $doc->saveHTML();
http://php.net/manual/en/libxml.constants.php
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Ruby get object keys as array
...
Like taro said, keys returns the array of keys of your Hash:
http://ruby-doc.org/core-1.9.3/Hash.html#method-i-keys
You'll find all the different methods available for each class.
If you don't know what you're dealing with:
puts my_unknown_variable.class.to_s
This will output the...
Why does HTML5 form-validation allow emails without a dot?
...Because a@b is a valid email address (eg localhost is a valid domain). See http://en.wikipedia.org/wiki/Email_address#Examples
Also, keep in mind that you should always do the input validation in server. The client side validation should be only for giving feedback to the user and not be relied on,...
demystify Flask app.secret_key
...s 'eb84e8da7ca23e9f83....'
# so you get the code from the mirror
download https://mirror.example-codedump.com/source_code.tar.gz
# you calculate the hash as instructed
sha1(source_code.tar.gz)
> eb84e8da7c....
Both hashes are the same, you know that you have an identical copy.
What's a coo...
How can I present a file for download from an MVC controller?
...ter (download filename) Content-Disposition: attachment; gets added to the Http Response Header. My solution was to send application\force-download as the mime-type, but this generates a problem with the filename of the download so the third parameter is required to send a good filename, therefore e...
How to handle back button in activity
... earlier versions of the
// platform.
return;
}
As defined here: http://android-developers.blogspot.com/2009/12/back-and-other-hard-keys-three-stories.html
If you are using an older version to compile the code, replace android.os.Build.VERSION_CODES.ECLAIR by 5 (you can add a private int ...
How do you access command line arguments in Swift?
...tforward — even enjoyable! — to parse command-line arguments in Swift.
https://swift.org/blog/argument-parser/
Swift Argument Parser
https://github.com/apple/swift-argument-parser
Begin by declaring a type that defines the information you need to collect from the command line. Decorate each s...
How can I switch to a tag/branch in hg?
I followed the documentation in https://developer.mozilla.org/En/Developer_Guide/Source_Code/Mercurial
and downloaded FF source with:
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Is there a shortcut to move between header and source file in VC++?
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Try Visual Assist, which sports this very feature (amongst others):
http://www.wholetomato.com/
The code browsing functionality -- of which the header/cpp swap is one part -- are really good.
(I also really rated its intellisense and refactoring features, but not everybody I've spoken to ha...
Easiest way to read from a URL into a string in .NET
...W yes it does, I've just tested it (with string s = client.DownloadString("https://stackoverflow.com/questions/1048199/easiest-way-to-read-from-a-url-into-a-string-in-net/1048204");) - works absolutely fine. Whatever is happening: it isn't https that is the immediate problem. Are you sure the site h...