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Max length for client ip address [duplicate]
...esses are 128 bits (as opposed to 32 bits of IPv4 addresses). They are usually written as 8 groups of 4 hex digits separated by colons: 2001:0db8:85a3:0000:0000:8a2e:0370:7334. 39 characters is appropriate to store IPv6 addresses in this format.
Edit: However, there is a caveat, see @Deepak's ans...
What should be the values of GOPATH and GOROOT?
I'm trying to install doozer like this:
18 Answers
18
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HTTP Error 503, the service is unavailable
I'm really new to setting up web servers in general. I've got IIS 8 on Windows 8, and I'm trying to set up a little site locally, while doing some development. In IIS I choose Add Site, give a name, points to a location where I have a index.html file (I've tried different locations, latest in a c:\...
Any way to select without causing locking in MySQL?
...ere are locks and opposing to InnoDB those locks are table locks, blocking all requested WRITE locks and all subsequent queries during execution. The original question appears to be about InnoDB though and isolation levels are non-existent for MyISAM too - the docs for the SET TRANSACTION statement ...
What is the difference between Type and Class?
...primitives are classes (or more exactly structs).
– dalle
Jan 22 '09 at 7:10
4
@dalle: agreed, th...
Best way to build a Plugin system with Java
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First you need an interface that all plugins need to implement, e.g.
public interface Plugin {
public void load(PluginConfiguration pluginConfiguration);
public void run();
public void unload();
public JComponent getConfigurationPage();
}
...
How do I check if an element is hidden in jQuery?
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I actually found that the reverse logic words better: !$('selector').is(':hidden'); for some reason. Worth a try.
– Kzqai
Jan 5 '12 at 15:36
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How can I add numbers in a Bash script?
...ntax
Using the external expr utility. Note that this is only needed for really old systems.
num=`expr $num1 + $num2` # Whitespace for expr is important
For floating point:
Bash doesn't directly support this, but there are a couple of external tools you can use:
num=$(awk "BEGIN {print $...
What is the “-->” operator in C++?
...old value and 0 ..." to make it clearer. But this is nitpicking anyway. We all know what is meant.
– Johannes Schaub - litb
Jan 30 '10 at 17:42
38
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Why is auto_ptr being deprecated?
...cs and the magic of rvalue references, it can do so considerably more naturally. It also "fits" with the rest of the standard library considerably better (though, in fairness, some of that is thanks to the rest of the library changing to accommodate move semantics instead of always requiring copying...