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What's the best way to get the current URL in Spring MVC?
I'd like to create URLs based on the URL used by the client for the active request. Is there anything smarter than taking the current HttpServletRequest object and it's getParameter...() methods to rebuilt the complete URL including (and only) it's GET parameters.
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What is the C# equivalent of NaN or IsNumeric?
...characters within the string are digits, then another approach should be taken.
example 1:
public Boolean IsNumber(String s) {
Boolean value = true;
foreach(Char c in s.ToCharArray()) {
value = value && Char.IsDigit(c);
}
return value;
}
or if you want to be a little more ...
Identify if a string is a number
...d Feb 14 at 13:37
Vadim Ovchinnikov
9,91644 gold badges3939 silver badges6969 bronze badges
answered May 21 '09 at 18:08
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ORA-00979 not a group by expression
...Y or use functions on them which compress the results to a single value (like MIN, MAX or SUM).
A simple example to understand why this happens: Imagine you have a database like this:
FOO BAR
0 A
0 B
and you run SELECT * FROM table GROUP BY foo. This means the database must return a single r...
URL Encoding using C#
...T request to the VB forum software and logs someone in (without setting cookies or anything).
13 Answers
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Choosing Mobile Web HTML5 Framework [closed]
For the new project, I have been searching for a framework with support of HTML5 and runs on mobile, that is IPhone, IPads. I found out these:
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Background color not showing in print preview
I am trying to print a page. In that page I have given a table a background color.
When I view the print preview in chrome its not taking on the background color property...
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Read String line by line
..."line.separator"));
This gives you all lines in a handy array.
I don't know about the performance of split. It uses regular expressions.
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Passing arguments to “make run”
I use Makefiles.
13 Answers
13
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Unicode Processing in C++
...or dealing with your data (or a similar library)
In your own data store, make sure everything is stored in the same encoding
Make sure you are always using your unicode library for mundane tasks like string length, capitalization status, etc. Never use standard library builtins like is_alpha unless ...