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Backing beans (@ManagedBean) or CDI Beans (@Named)?
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CDI is preferred over plain JSF because CDI allows for JavaEE-wide dependency injection. You can also inject POJOs and let them be managed. With JSF you can only inject a subset of what you can with CDI.
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conditional unique constraint
... message I get. Nota bene, in my implementation, I merely ensure that you cannot add a second item with the same Id which is active if there is already one active one. You could modify the logic such that if there is an active one, you cannot add any item with the same id. With this pattern, the ...
Change the Target Framework for all my projects in a Visual Studio Solution
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You can do that using Scott Dorman's Visual Studio macro available on CodeProject:
Visual Studio 2010 and Target Framework Version
Below is the code, download it to your <UserProfile>\Documents\Visual Studio 2010\Proj...
Use find command but exclude files in two directories
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Here's how you can specify that with find:
find . -type f -name "*_peaks.bed" ! -path "./tmp/*" ! -path "./scripts/*"
Explanation:
find . - Start find from current working directory (recursively by default)
-type f - Specify to find th...
How to pull remote branch from somebody else's repo
...git fetch coworker
git checkout --track coworker/foo
This will setup a local branch foo, tracking the remote branch coworker/foo. So when your co-worker has made some changes, you can easily pull them:
git checkout foo
git pull
Response to comments:
Cool :) And if I'd like to make my own
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How can I tell if a DOM element is visible in the current viewport?
...an element is hidden due to overflow of an ancestor element? Bonus if this can be detected regardless of how deeply nested the child is.
– Eric Nguyen
Nov 7 '12 at 23:51
1
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How to understand Locality Sensitive Hashing?
...me uniformly randomly picked planes.
Depending on whether the data point locates above or below a gray line, we mark this relation as 0/1.
On the upper-left corner, there are two rows of white/black squares, representing the signature of the two data points respectively. Each square is correspondin...
How to add an Access-Control-Allow-Origin header
... declaration needs the full absolute URL of the font-file (not needed in local CSS files):
e.g.
@font-face {
font-family: 'LeagueGothicRegular';
src: url('http://www.example.com/css/fonts/League_Gothic.eot?') format('eot'),
url('http://www.example.com/css/fonts/League_Gothic.woff...
Is there an equivalent of CSS max-width that works in HTML emails?
.../tr>
</table>
In the jsfiddle I give the table a border so you can see what's going on, but obviously you wouldn't want one in real life:
http://jsfiddle.net/YcwM7/
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What is the difference between Numpy's array() and asarray() functions?
...When should you use one rather than the other? They seem to generate identical output for all the inputs I can think of.
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