大约有 12,100 项符合查询结果（耗时：0.0285秒） [XML]
Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala
...oth commutative and associative. This means the operation can be parallelized.
This distinction is very important for Big Data / MPP / distributed computing, and the entire reason why reduce even exists. The collection can be chopped up and the reduce can operate on each chunk, then the reduce ca...
Can I unshelve to a different branch in tfs 2008?
...n
22.2k1313 gold badges6969 silver badges105105 bronze badges
answered Sep 22 '08 at 20:24
Curt HagenlocherCurt Hagenlocher
19.5k8...
Embedding unmanaged dll into a managed C# dll
...esource if you extract it yourself to a temporary directory during initialization, and load it explicitly with LoadLibrary before using P/Invoke. I have used this technique and it works well. You may prefer to just link it to the assembly as a separate file as Michael noted, but having it all in one...
Basic example of using .ajax() with JSONP?
...K
40k3131 gold badges124124 silver badges291291 bronze badges
answered Jul 29 '11 at 21:35
ThatGuyThatGuy
14k22 gold badges2626 si...
How do you specify the Java compiler version in a pom.xml file?
...hel
7,8301010 gold badges3939 silver badges5454 bronze badges
answered May 23 '13 at 20:44
Sean Patrick FloydSean Patrick Floyd
26...
Should one call .close() on HttpServletResponse.getOutputStream()/.getWriter()?
...athan
5,59066 gold badges3939 silver badges6262 bronze badges
answered Jul 21 '09 at 13:38
NemiNemi
2,91211 gold badge2222 silver ...
Sticky and NON-Sticky sessions
...ing what is there in the session object of the other. In order to synchronize between these server sessions, you may have to write/read the session data into a layer which is common to all - like a DB. Now writing and reading data to/from a db for this use-case may not be a good idea. Now, here come...
Check existence of input argument in a Bash shell script
...sed.
Or you can check if an argument is an empty string or not like:
if [ -z "$1" ]
then
echo "No argument supplied"
fi
The -z switch will test if the expansion of "$1" is a null string or not. If it is a null string then the body is executed.
...
What does it mean to hydrate an object?
...ile system).
From Erick Robertson's comments on this answer:
deserialization == instantiation + hydration
If you don't need to worry about blistering performance, and you aren't debugging performance optimizations that are in the internals of a data access API, then you probably don't need to...
In which case do you use the JPA @JoinTable annotation?
...wing database structure:
The @JoinTable annotation also lets you customize various aspects of the join table. For example, had we annotated the tasks property like this:
@JoinTable(
name = "MY_JT",
joinColumns = @JoinColumn(
name = "PROJ_ID",
refer...