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What is the difference between Int and Integer?
...answered May 16 '14 at 21:28
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How do you get the length of a list in the JSF expression language?
...g addressed in a JSR245 maintenance release: blogs.sun.com/kchung/entry/jsr_245_mr_part_i (In terms of JEE specs, that'll be JEE6)
– McDowell
Sep 1 '09 at 11:46
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How do I delete from multiple tables using INNER JOIN in SQL server
... then delete from next table instead of using inner join and going through all of this extra text?? Basically, skipping the inner join I just need 2 simple queries.... Or is this method any more efficient?
– Colandus
Mar 10 '13 at 13:16
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Cookie overflow in rails application?
...occurs.
The easiest way to solve this one is, you need change your session_store and don't use the cookie_store. You can use the active_record_store by example.
Here is the steps
Generate a migration that creates the session table
rake db:sessions:create
Run the migration
rake db:migrate
Mod...
How do I join two lists in Java?
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Gawd, that's a thing in Java 8? Technically you win I guess, but that's a heck of a long line :-)
– Robert Atkins
Sep 9 '13 at 20:03
4
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UINavigationController without navigation bar?
...Hidden box instead of using code. I've recently been on a kick of creating all my interfaces entirely programmatically without .xib files, so went straight to that for my answer.
– Ashwin
Apr 24 '11 at 3:45
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Hidden features of Scala
... more. Every Regex object in Scala has an extractor (see answer from oxbox_lakes above) that gives you access to the match groups. So you can do something like:
// Regex to split a date in the format Y/M/D.
val regex = "(\\d+)/(\\d+)/(\\d+)".r
val regex(year, month, day) = "2010/1/13"
The secon...
What does an underscore in front of an import statement mean?
...initialization), use the blank identifier as explicit package name:
import _ "lib/math"
In sqlite3
In the case of go-sqlite3, the underscore import is used for the side-effect of registering the sqlite3 driver as a database driver in the init() function, without importing any other functions:
sql.R...
What is the difference between atomic and critical in OpenMP?
...(on top of the inherent cost of serialization).
(In addition, in OpenMP all unnamed critical sections are considered identical (if you prefer, there's only one lock for all unnamed critical sections), so that if one thread is in one [unnamed] critical section as above, no thread can enter any [un...
C read file line by line
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Why should I do that? Read the manual, buffer is reallocated at each call, then it should be freed at the end.
– mbaitoff
Nov 30 '12 at 12:43
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