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Benefits of inline functions in C++?
...lute all the namespaces and code, won't be easily debuggable, and will be done even if the compiler would have ruled it as inefficient.
Every method of a class defined inside the body of the class itself is considered as "inlined" (even if the compiler can still decide to not inline it
Virtual metho...
What are copy elision and return value optimization?
...y 1 is from the return to a temp, and copy 2 from temp to obj; 2nd is when one of the above is optimezed, probably the reutnr copy is elided; the thris both are elided
– victor
Nov 7 '14 at 16:06
...
Is there any difference between DECIMAL and NUMERIC in SQL Server?
...e same. At the same time, no recommendation is made by Microsoft regarding one or another (however DECIMAL makes more sense, as it's a standard's datatype instead of a legacy datatype from Sybase). Still wondering what the real difference (behind the screens) is :-).
– vstrien
...
When and why will a compiler initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete?
...allocation/deallocation routines with the regular
ones.
0xFD Fence Memory Also known as "no mans land." This is used to wrap
the allocated memory (surrounding it with a fence)
and is used to detect indexing arrays o...
What is the proper way to re-attach detached objects in Hibernate?
...d, and it did reattach the entity,
calling 'lock' with argument 'LockMode.NONE'
implying that you are locking, but not locking,
is the most counterintuitive piece of API design I've ever seen.
So you are stuck.
There's an detach() method, but no attach() or reattach().
An obvious step in the obje...
Why isn't textarea an input[type=“textarea”]?
...oted by different values of type attribute of input tag and they all share one and the same input tag. So no, this quote is not an answer to this question.
– Piotr Dobrogost
Dec 10 '15 at 15:34
...
How do you maintain development code and production code? [closed]
...e branches merged in master.
dev (or integration branch, or 'next') is the one where the feature branch selected for the next release are tested together
maintenance (or hot-fix) branch is the one for the current release evolution/bug fixes, with possible merges back to dev and or master
That kind...
Is it possible to break a long line to multiple lines in Python [duplicate]
...
There is more than one way to do it.
1). A long statement:
>>> def print_something():
print 'This is a really long line,', \
'but we can make it across multiple lines.'
2). Using parenthesis:
>>> d...
Add new column with foreign key constraint in one command
...rations separated by commas. For example...
Informix syntax:
ALTER TABLE one
ADD two_id INTEGER,
ADD CONSTRAINT FOREIGN KEY(two_id) REFERENCES two(id);
The syntax for IBM DB2 LUW is similar, repeating the keyword ADD but (if I read the diagram correctly) not requiring a comma to separate...
Replace all non Alpha Numeric characters, New Lines, and multiple White Space with one Space
...why it is not ignoring in the first model and is my regex is the efficient one.
– Sridhar Gudimela
Jan 25 '18 at 19:50
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