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Verify version of rabbitmq
...tead on Archlinux - [{rabbit,34362},{rabbitmqctl23794,40359}] though I installed rabbitmq 3.1.3-1 :)
– Sian Lerk Lau
Dec 3 '13 at 6:18
1
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Checking if an instance's class implements an interface?
...
As therefromhere points out, you can use class_implements(). Just as with Reflection, this allows you to specify the class name as a string and doesn't require an instance of the class:
interface IInterface
{
}
class TheClass implements IInterface
{
}
$interfaces = cl...
is node.js' console.log asynchronous?
...ete, since stdout is synchronous now.
Well let's see what console.log actually does.
First of all it's part of the console module:
exports.log = function() {
process.stdout.write(format.apply(this, arguments) + '\n');
};
So it simply does some formatting and writes to process.stdout, nothing ...
How to set JAVA_HOME in Linux for all users
...
For all users, I would recommend placing the following line in /etc/profile
export JAVA_HOME=$(readlink -f /usr/bin/javac | sed "s:/bin/javac::")
This will update dynamically and works well with the alternatives system. Do not...
Upload artifacts to Nexus, without Maven
...=1.2.3 \
-Dpackaging=zip \
-Dfile=myproj.zip
This will automatically generate the Maven POM for the artifact.
Update
The following Sonatype article states that the "deploy-file" maven plugin is the easiest solution, but it also provides some examples using curl:
https://support.sonaty...
How to obtain Signing certificate fingerprint (SHA1) for OAuth 2.0 on Android?
...p following the steps in https://developers.google.com/console/help/#installed_applications which leads me to follow
http://developer.android.com/tools/publishing/app-signing.html .
...
How is null + true a string?
...t's walk through this in turn.
X is the null type here - or not a type at all, if you want to think of it that way. It's not providing any candidates. Y is bool, which doesn't provide any user-defined + operators. So the first step finds no user-defined operators.
The compiler then moves on to the...
In a Git repository, how to properly rename a directory?
...
Does it save all the log and statistics?
– orezvani
May 26 '14 at 2:13
24
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What does send() do in Ruby?
... some method reacts (because its name matches the first argument).
Practically speaking, those lines are equivalent:
1.send '+', 2
1.+(2)
1 + 2
Note that send bypasses visibility checks, so that you can call private methods, too (useful for unit testing).
If there is really no variable before...
NSLog the method name with Objective-C in iPhone
...
print(__FUNCTION__) // Swift
NSLog(@"%@", NSStringFromSelector(_cmd)); // Objective-C
Swift 3 and above
print(#function)
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