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Create module variables in Ruby
Is there any way to create a variable in a module in Ruby that would behave similar to a class variable? What I mean by this is that it would be able to be accessed without initializing an instance of the module, but it can be changed (unlike constants in modules).
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How to give Jenkins more heap space when it´s started as a service under Windows?
...LTS, there's no such file. The /etc/default/jenkins solution offered below by Steve is the one that works for me.
– insideClaw
Jan 24 at 11:14
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Set custom attribute using JavaScript
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Use the setAttribute method:
document.getElementById('item1').setAttribute('data', "icon: 'base2.gif', url: 'output.htm', target: 'AccessPage', output: '1'");
But you really should be using data followed with a dash and with its property, like:
<li ... data-icon="bas...
Permanently adding a file path to sys.path in Python
...d lines beginning with # are skipped. Lines starting with import (followed by space or tab) are executed.
– Minh Tran
Feb 20 '19 at 14:54
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Java: int array initializes with nonzero elements
According to the JLS, an int array should be filled by zeros just after initialization. However, I am faced with a situation where it is not. Such a behavior occurs first in JDK 7u4 and also occurs in all later updates (I use 64-bit implementation). The following code throws exception:
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“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed
... works, you may set LD_LIBRARY_PATH (hacky) or, as mentioned in the answer by @bossbarber, QT_QPA_PLATFORM_PLUGIN_PATH.
– csl
Oct 6 '16 at 7:06
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Declaration suffix for decimal type
...nt u = 2u;
long l = 2L;
ulong ul = 2UL;
decimal m = 2m;
Nothing for int, byte, sbyte, short, ushort.
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XML Serialization - Disable rendering root element of array
...list in an outer element.
For removing the namespaces, this is controlled by the seriliazer itself, not the markup on the class.
I've just noticed that while I've updated this answer, Rubens Farias has provided an reply that shows you how to eliminate the namespace.
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Disable spell-checking on HTML textfields
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Update: As suggested by a commenter (additional credit to How can I disable the spell checker on text inputs on the iPhone), use this to handle all desktop and mobile browsers.
<tag autocomplete="off" autocorrect="off" autocapitalize="off" sp...
How do I resolve configuration errors with Nant 0.91?
...downloaded .zip file to your local computer, and then Unblock it, followed by Extracting. I tried this whilst the file was saved on a network share and Windows freaked as though it wasn't unblocked. #ProTip
– Brett Rigby
Apr 14 '13 at 19:49
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