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Use CSS to automatically add 'required field' asterisk to form inputs
... can I put this in my .css? If yes, could you please give an example? I didn't know that : syntax
– Leonardo Maffei
Aug 25 '18 at 14:29
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Regular expression for a hexadecimal number?
...
If you're using Perl or PHP, you can replace
[0-9a-fA-F]
with:
[[:xdigit:]]
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Sending files using POST with HttpURLConnection
...LConnection class, I was wondering if anyone can provide me with a good example on how to send a bitmap "file" (actually an in-memory stream) via POST to an Apache HTTP server. I'm not interested in cookies or authentication or anything complicated, but I just want to have a reliable and logic impl...
Request is not available in this context
... code to:
var currContext = HttpContext.Current;
if (currContext != null && currContext.Handler != null)
Beware, in the context of a http module, Handler may not be defined though Request and Response are defined (I have seen that in BeginRequest event). So if you need request/response lo...
getting type T from IEnumerable
...etInterfaces()
.Where(t => t.IsGenericType
&& t.GetGenericTypeDefinition() == typeof(IEnumerable<>))
.Select(t => t.GetGenericArguments()[0]);
}
Some objects implement more than one generic IEnumerable so it is necessary to return an enum...
How to make an empty div take space
...n.com/izoca/2/edit
with floats it only works if theres some content e.g.  
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What is std::promise?
...wrapped up in a single function suitable for passing to std::async. For example, you might have an array of several promises and associated futures and have a single thread which does several calculations and sets a result on each promise. async would only allow you to return a single result, to re...
How to kill all processes matching a name?
...d amarok. I can print out the commands I want to execute. But how do I actually make the shell execute them. ie.
11 Answers...
Replace all non Alpha Numeric characters, New Lines, and multiple White Space with one Space
...orthand \w for [A-Za-z0-9_] word characters (including the underscore)
Example at regex101.com
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How to redirect single url in nginx?
...n 301 $redirect_uri; } try_files $uri $uri/ /index.php?p=$uri&$args; }
– luwes
Sep 18 '16 at 11:46
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