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JavaScript Regular Expression Email Validation [duplicate]
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this is the one i am using on my page.
http://www.zparacha.com/validate-email-address-using-javascript-regular-expression/
/^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,6}$/
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Converting a List to a comma separated string
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Clever but slow and bloated, as it allocates one string per element. Using a StringBuilder would be much more efficient.
– Steven Sudit
Oct 6 '09 at 23:49
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Tutorials and libraries for OpenGL-ES games on Android [closed]
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The site you mentioned is very good, but I think the best one I have found is by INsanityDesign. It is a port of the great OpenGL nehe tutorials. This is a great place to start, it gives you source at different levels that you can play with ...
Chrome says “Resource interpreted as script but transferred with MIME type text/plain.”, what gives?
...ude application/x-javascript, as the MIME media types listed above are the ones registered in the standards tree by now (so there is no need, and there should be no want, to use experimental ones anymore). Cf. RFC 4329, "Scripting Media Types" (2005 CE) and my Test Case: Support for Scripting Media...
How important is the order of columns in indexes?
...t not for B=@b, for C=@c norB=@b AND C=@c. The case A=@a AND C=@c is mixed one, as in the A=@a portion will use the index, but the C=@c not (the query will scan all B values for A=@a, will not 'skip' to C=@c). Other database systems have the so called 'skip scan' operator that can take some advantag...
Python try-else
...if execution falls off the bottom of the try - if there was no exception. Honestly, I've never found a need.
However, Handling Exceptions notes:
The use of the else clause is better
than adding additional code to the try
clause because it avoids accidentally
catching an exception that was...
Merging without whitespace conflicts
... This ignores whitespace at line end, and considers all other sequences of one or more whitespace characters to be equivalent.
--ignore-all-space
Ignore whitespace when comparing lines.
This ignores differences even if one line has whitespace where the other line has none.
ks1322 adds i...
jQuery get specific option tag text
... @Kevin, in that case, you might want to use the answer below this one. $('#list option:selected').text()
– nickf
Apr 5 '11 at 16:10
6
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How to make inline functions in C#
...e2 = (l, r) => 1;
Comparison<string> compare3 = compare1; // this one only works from C# 4.0 onwards
These can be invoked directly as if they were regular methods:
int x = add(23, 17); // x == 40
print(x); // outputs 40
helloWorld(x); // helloWorld has one int parameter declared: Action&...
Picking a random element from a set
...ts, i.e., structures that have a .get() function.
– coneyhelixlake
Feb 19 '15 at 22:27
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@bourbak...