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What is the HTML tag “div” short for?
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http://www.w3.org/TR/REC-html32#block
Document division
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Fastest way to check if string contains only digits
...g.Join("\n", ss)); return;
}
Results on Intel i5-3470 @ 3.2GHz, VS 2015 .NET 4.6.1 Release mode and optimizations enabled:
time method ratio
0.7776 for ^ 1.0000
0.7984 foreach - 1.0268
0.8066 foreach ^ 1.0372
0.8940 for - 1.1497
0.8976 for ...
JAXB creating context and marshallers cost
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It's documented for the RI: jaxb.java.net/guide/Performance_and_thread_safety.html (but not Moxy AFAIK)
– Caoilte
Aug 24 '14 at 16:33
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Why split the tag when writing it with document.write()?
...ript.outerHTML);
</script>
(Note: contrary to most examples on the net, I'm not setting type="text/javascript" on neither the enclosing tag, nor the generated one: there is no browser not having that as the default, and so it is redundant, but will not hurt either, if you disagree).
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How would you count occurrences of a string (actually a char) within a string?
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If you're using .NET 3.5 you can do this in a one-liner with LINQ:
int count = source.Count(f => f == '/');
If you don't want to use LINQ you can do it with:
int count = source.Split('/').Length - 1;
You might be surprised to learn...
Undo changes in entity framework entities
this might be a trivial question but: Since ADO.NET entity framework automatically tracks changes (in generated entities) and therefore keeps the original values, how can I rollback changes made to the entity objects?
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How to get the mouse position without events (without moving the mouse)?
...until you put the mouse on the inner document (the result panel): jsfiddle.net/xkpd784o/1
– Mariano Desanze
May 14 '15 at 0:54
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C# binary literals
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@D.Singh I see it on the C# 7 list now. github.com/dotnet/roslyn/issues/2136
– Danation
Jul 24 '15 at 20:03
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Using openssl to get the certificate from a server
...der to get the right certificate.
openssl s_client -showcerts -servername www.example.com -connect www.example.com:443 </dev/null
Without SNI
If the remote server is not using SNI, then you can skip -servername parameter:
openssl s_client -showcerts -connect www.example.com:443 </dev/null...
C# Sortable collection which allows duplicate keys
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Tuple is not available in all releases of .NET, but can be substitued with KeyValuePair<K,V>
– Reuben
Mar 5 '15 at 3:09
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