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Has anyone ever got a remote JMX JConsole to work?
...
I have a solution for this:
If your Java process is running on Linux behind a firewall and you want to start JConsole / Java VisualVM / Java Mission Control on Windows on your local machine to connect it to the JMX Port of your Java process.
You need access to your linux machine via SSH log...
Return two and more values from a method
...
def sumdiff(x, y)
return x+y, x-y
end
#=> nil
sumdiff(3, 4)
#=> [7, -1]
a = sumdiff(3,4)
#=> [7, -1]
a
#=> [7, -1]
a,b=sumdiff(3,4)
#=> [7, -1]
a
#=> 7
b
#=> -1
a,b,c=sumdiff(3,4)
#=> [7, -1]
a
#=> 7
b
#=...
warning about too many open figures
In a script where I create many figures with fix, ax = plt.subplots(...) , I get the warning RuntimeWarning: More than 20 figures have been opened. Figures created through the pyplot interface (matplotlib.pyplot.figure) are retained until explicitly closed and may consume too much memory.
...
Is there a “theirs” version of “git merge -s ours”?
...
Add the -X option to theirs. For example:
git checkout branchA
git merge -X theirs branchB
Everything will merge in the desired way.
The only thing I've seen cause problems is if files were deleted from branchB. They show up as co...
Qt: How do I handle the event of the user pressing the 'X' (close) button?
... don't know which slot corresponds to the event of "the user clicking the 'X'(close) button of the window frame" i.e. this button:
...
What is the purpose of a stack? Why do we need it?
...IT (Just In Time) compiler turns the IL into actual machine code that can execute.
So first let's answer the question "why have MSIL at all?" Why not just have the C# compiler write out machine code?
Because it is cheaper to do it this way. Suppose we didn't do it that way; suppose each language...
Are arrays in PHP copied as value or as reference to new variables, and when passed to functions?
...e the reference operator to
copy an array by reference.
And the given example :
<?php
$arr1 = array(2, 3);
$arr2 = $arr1;
$arr2[] = 4; // $arr2 is changed,
// $arr1 is still array(2, 3)
$arr3 = &$arr1;
$arr3[] = 4; // now $arr1 and $arr3 are the same
?>
For the first ...
Is it possible to solve the “A generic array of T is created for a varargs parameter” compiler warni
...
As Joshua Bloch puts it in Effective Java: "Don't mix generics and arrays."
– Timmos
Jan 3 '14 at 9:36
...
Intellij IDEA. Hide .iml files
...es settings:
File | Settings | Editor | File Types for Windows and Linux
IntelliJ IDEA | Preferences | Editor | File Types for OS X
Then add *.iml;*.idea; in the text box in the bottom:
http://blogs.jetbrains.com/idea/2011/04/intellij-idea-does-not-show-some-files-know-the-hiding-place...
Installed Java 7 on Mac OS X but Terminal is still using version 6
...this way :
To easily and quickly open the Java Preferences pane in Mac OS X you can simply call spotlight with ⌘+SPACE and type System Preferences it will show up in the last row of the window.
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