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Cannot change column used in a foreign key constraint
...RT, UPDATE, DELETE ) will wait till timeout or UNLOCK TABLES; is executed
http://dev.mysql.com/doc/refman/5.5/en/lock-tables.html
EDIT 2: OP asked for a more detailed explanation of the line "The type and definition of foreign key field and reference must be equal. This means your foreign key disa...
What is ViewModel in MVC?
...d field because the Id value will probably been in the URL, for example:
http://www.yourwebsite.com/Employee/Edit/3
Take this Id and pass it through to your repository layer, together with your first name and last name values.
When deleting a record, I normally follow the same path as with the ...
What do the return values of node.js process.memoryUsage() stand for?
...Size
heapTotal: Total Size of the Heap
heapUsed: Heap actually Used
Ref: http://apmblog.dynatrace.com/2015/11/04/understanding-garbage-collection-and-hunting-memory-leaks-in-node-js/
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What exactly is Python's file.flush() doing?
...ve to tell the OS to write it to disk with os.fsync() in those cases.
[1] http://docs.python.org/library/stdtypes.html
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Output array to CSV in Ruby
... ["another", "row"]
# ...
end
Here's the current documentation on CSV: http://ruby-doc.org/stdlib/libdoc/csv/rdoc/index.html
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Set active tab style with AngularJS
...urn route === $location.path();
}
});
Here is the complete jsFiddle: http://jsfiddle.net/pkozlowski_opensource/KzAfG/
Repeating ng-class="{active:isActive('/dashboard')}" on each navigation tab might be tedious (if you've got many tabs) so this logic might be a candidate for a very simple dir...
Bootstrap full-width text-input within inline-form
...-- /.col-xs-12 -->
</div><!-- /.row -->
</form>
http://jsfiddle.net/n6c7v/1/
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Is it smart to replace boost::thread and boost::mutex with c++11 equivalents?
...ic linking, std::thread becomes unusable due to these gcc bugs/features:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52590
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57740
Namely, if you call std::thread::detach or std::thread::join it will lead to either exception or crash, while boost::thread...
Run java jar file on a server as background process
...
If you're using Ubuntu and have "Upstart" (http://upstart.ubuntu.com/) you can try this:
Create /var/init/yourservice.conf
with the following content
description "Your Java Service"
author "You"
start on runlevel [3]
stop on shutdown
expect fork
script...
How to share my Docker-Image without using the Docker-Hub?
...self, you can host your own Docker repository under Artifactory by JFrog:
https://www.jfrog.com/confluence/display/RTF/Docker+Repositories
which will then run on your own server(s).
Other hosting suppliers are available, eg CoreOS:
http://www.theregister.co.uk/2014/10/30/coreos_enterprise_regist...