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What does it mean when MySQL is in the state “Sending data”?
...e doing disk access: dev.mysql.com/doc/refman/5.0/en/general-thread-states.html
– Matthew Kolb
Jul 30 '13 at 22:06
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Where can I get a list of Ansible pre-defined variables?
...nted in Ansible documentation: http://docs.ansible.com/playbooks_variables.html#magic-variables-and-how-to-access-information-about-other-hosts
Here is the list extracted from Ansible 1.9 documentation:
group_names
groups
inventory_hostname
ansible_hostname
inventory_hostname_short
play_hosts
del...
Get value from hidden field using jQuery
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html
<input type="hidden" value="hidden value" id='h_v' class='h_v'>
js
var hv = $('#h_v').attr("value");
alert(hv);
example
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List of Rails Model Types
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:ip_address
:mac_address
For UI mapping (Model scaffold data type -> HTML), the next image has all the basic field types:
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Display image as grayscale using matplotlib
... see http://scipy-cookbook.readthedocs.org/items/Matplotlib_Show_colormaps.html
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Matplotlib Legends not working
...s you actually want.
http://matplotlib.sourceforge.net/users/legend_guide.html#adjusting-the-order-of-legend-items
line, = plot(x,sin(x)) what does comma stand for?
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What is the difference between `-fpic` and `-fPIC` gcc parameters?
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http://tldp.org/HOWTO/Program-Library-HOWTO/shared-libraries.html
Use -fPIC or -fpic to generate position independent code. Whether to use -fPIC or -fpic to generate position independent code is target-dependent. The -fPIC choice always works, but may produce larger code than -fpic (...
“sending 'const NSString *' to parameter of type 'NSString *' discards qualifiers” warning
... hell on constants and vice-versa.
http://c-faq.com/decl/spiral.anderson.html
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Can I obtain method parameter name using Java reflection?
...es. Check http://java.sun.com/j2se/1.4.2/docs/api/java/lang/reflect/Method.html#getParameterTypes%28%29
However, you can't tell the name of the argument used.
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Convert from java.util.date to JodaTime
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http://joda-time.sourceforge.net/quickstart.html
Each datetime class provides a variety of constructors. These include the Object constructor. This allows you to construct, for example, DateTime from the following objects:
* Date - a JDK instant
* Calendar - a JDK ca...