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Should I use @EJB or @Inject
...epend on @EJB's attributes like beanName, lookup or beanInterface) than in order to use @Inject you would need to define a @Producer field or method.
These resources might be helpful to understand the differences between @EJB and @Produces and how to get the best of them:
Antonio Goncalves' blog:
...
Do I cast the result of malloc?
...chael Anderson () issue aside, note that your suggested style switched the order., Consider when element count is computed like length*width, keeping the sizeof first in this case insures multiplication is done with at least size_t math. Compare malloc(sizeof( *ptr) * length * width) vs. malloc(l...
How do you effectively model inheritance in a database?
...iminator value), whereas target per entity you need to do complex joins in order to detect what type something is as well as retreiuve all its data..
Edit: The images I show here are screen shots of a project I am working on. The Asset image is not complete, hence the emptyness of it, but it was ma...
Iterating Through a Dictionary in Swift
...
Dictionaries in Swift (and other languages) are not ordered. When you iterate through the dictionary, there's no guarentee that the order will match the initialization order. In this example, Swift processes the "Square" key before the others. You can see this by adding a prin...
DISTINCT for only one column
...ProductModel,
ROW_NUMBER() OVER(PARTITION BY Email ORDER BY ID DESC) rn
FROM Products
) a
WHERE rn = 1
EDIT:
Example using a where clause:
SELECT *
FROM (
SELECT ID,
Email,
...
Type List vs type ArrayList in Java [duplicate]
...Resizable-array implementation of the List interface.
Interface List - An ordered collection (also known as a sequence). The user of this interface has precise control over where in the list each element is inserted.
Array - container object that holds a fixed number of values of a single type.
...
JavaScript and Threads
...me parameters by the URL and the iframe can communicate with his parent in order to get the result and print it back (the iframe must be in the same domain).
This example doesn't work in all browsers! iframes usually run in the same thread/process as the main page (but Firefox and Chromium seem to ...
Configuring so that pip install can work from github
...on servers. This question concerns what needs to be in the github repo in order for the install to be successful.
5 Answer...
How do I connect to this localhost from another computer on the same network?
... Linux distro connected (wireless or not) to the main computer.
General Sketch:
1 Set up a virtual host:
You first need to set up a virtual host in your apache httpd-vhosts.conf file. On XAMP, you can find this file here: C:\xampp\apache\conf\extra\httpd-vhosts.conf. On MAMP, you can find t...
What is SaaS, PaaS and IaaS? With examples
...rage, firewalls, load balancers, IP addresses, virtual local area networks etc.
Examples: Amazon EC2, Windows Azure, Rackspace, Google Compute Engine.
PaaS (Platform as a Service), as the name suggests, provides you computing platforms which typically includes operating system, programming languag...