大约有 44,000 项符合查询结果（耗时：0.0665秒） [XML]
How to cast/convert pointer to reference in C++
...uestions often get few upvotes because voters can't easily judge merit. As for rep, I got nothing on this because of rep cap. ;-) But I heartily agree. I wish complex answers garnered more rep.
– David Heffernan
Apr 16 '12 at 21:42
...
new DateTime() vs default(DateTime)
...
No, they are identical.
default(), for any value type (DateTime is a value type) will always call the parameterless constructor.
share
|
improve this answer
...
Java - Including variables within strings?
...
You can always use String.format(....). i.e.,
String string = String.format("A String %s %2d", aStringVar, anIntVar);
I'm not sure if that is attractive enough for you, but it can be quite handy. The syntax is the same as for printf and java.util....
What are CFI directives in Gnu Assembler (GAS) used for?
...
I've got a feeling it stands for Call Frame Information and is a GNU AS extension to manage call frames. From DeveloperWorks:
On some architectures, exception
handling must be managed with Call
Frame Information directives. These
directives are...
git replace local version with remote version
...
git stash
Now you can do whatever you want without fear of conflicts.
For instance:
git checkout origin/master
If you want to include the remote changes in the master branch you can do:
git reset --hard origin/master
This will make you branch "master" to point to "origin/master".
...
Go Unpacking Array As Arguments
So in Python and Ruby there is the splat operator (*) for unpacking an array as arguments. In Javascript there is the .apply() function. Is there a way of unpacking an array/slice as function arguments in Go? Any resources for this would be great as well!
...
When to choose mouseover() and hover() function?
...elements.
Calling $(selector).hover(handlerIn, handlerOut) is shorthand for:
$(selector).mouseenter(handlerIn).mouseleave(handlerOut);
.mouseenter()
Bind an event handler to be fired when the mouse enters an element,
or trigger that handler on an element.
mouseover fires when the pointer ...
NERDTree reload new files
...isting or R to refresh the root directory's listing .
Do you see "Press ? for help" at the top of the NERDTree window? It means that you can press ? for help. If you do, you will see an exhaustive listing of NERDTree shortcuts. That's neat.
More generally, many plugins have a thorough documentatio...
std::back_inserter for a std::set?
...ss it .begin():
std::set<int> s1, s2;
s1 = getAnExcitingSet();
transform(s1.begin(), s1.end(),
std::inserter(s2, s2.begin()), ExcitingUnaryFunctor());
The insert iterator will then call s2.insert(s2.begin(), x) where x is the value passed to the iterator when written to it. The s...
ApartmentState for dummies
... that COM does but .NET completely skips is providing threading guarantees for a class. A COM class can publish what kind of threading requirements it has. And the COM infrastructure makes sure those requirements are met.
This is completely absent in .NET. You can use a Queue<> object for ...