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Create the perfect JPA entity [closed]
I've been working with JPA (implementation Hibernate) for some time now and each time I need to create entities I find myself struggling with issues as AccessType, immutable properties, equals/hashCode, ... .
So I decided to try and find out the general best practice for each issue and write this ...
Difference between Apache CXF and Axis
...released two years ago, so about every 2 months), 6 fixpacks to 2.1.x, and now 3 for 2.2.x. Axis2 doesn't really "support" older versions. Unless a "critical" issue is hit, you may need to wait till the next big release (they average about every 9-10 months or so) to get fixes. (although, with e...
What is the difference between the remap, noremap, nnoremap and vnoremap mapping commands in Vim?
... not to gg) because j will not be expanded for the non-recursive mapping.
Now remember that Vim is a modal editor. It has a normal mode, visual mode and other modes.
For each of these sets of mappings, there is a mapping that works in normal, visual, select and operator modes (:map and :noremap), ...
How do malloc() and free() work?
I want to know how malloc and free work.
13 Answers
13
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Set up DNS based URL forwarding in Amazon Route53 [closed]
...ekmchawla.com".
Select whatever region works best for you. If you don't know, keep the default.
Don't worry about setting up logging. Just click the "Create" button when you're ready.
Step 3: Enable Static Website Hosting and Specify Routing Rules
In the properties window, open the set...
Gson custom seralizer for one variable (of many) in an object using TypeAdapter
... of serializers and adapters use the exact same code.
However, I will acknowledge that Jesse's approach looks better if you're frequently going to modify fields in your Java object. It's a trade-off of ease-of-use vs flexibility, take your pick.
...
Vim multiline editing like in sublimetext?
...
There are several ways to accomplish that in Vim. I don't know which are most
similar to Sublime Text's though.
The first one would be via multiline insert mode. Put your cursor to the
second "a" in the first line, press Ctrl-V, select all lines, then press I, and
put in a doubleq...
Does Haskell require a garbage collector?
...y unnecessary.
jhc actually uses a sophisticated form of escape analysis known as region inference. Consider
f :: Integer -> (Integer, Integer)
f x = let x2 = x * x in (x2, x2+1)
g :: Integer -> Integer
g x = case f x of (y, z) -> y + z
In this case, a simplistic escape analysis would ...
Vertical (rotated) text in HTML table
... the rule set to drop legacy Internet Explorer filter and rely more in the now standard transform property:
.box_rotate {
-webkit-transform: rotate(7.5deg); /* Chrome, Opera 15+, Safari 3.1+ */
-ms-transform: rotate(7.5deg); /* IE 9 */
transform: rotate(7.5deg); /* Firef...
Functional programming - is immutability expensive? [closed]
...ing, let’s consider this reference implementation in Haskell (I don’t know Scala …) from the Haskell introduction:
qsort [] = []
qsort (x:xs) = qsort lesser ++ [x] ++ qsort greater
where lesser = (filter (< x) xs)
greater = (filter (>= x) xs)
The first disadvantage...