大约有 44,000 项符合查询结果（耗时：0.0830秒） [XML]
Is there a way to specify an “empty” C# lambda expression?
...es there exist a predefined empty lambda? I think that it is a bad idea performance wise to create an empty lambda every time I need it. E.g. in JQuery there is the noop and I would expect something similar to be present in C#.
– qqqqqqq
Mar 12 at 21:28
...
warning: implicit declaration of function
...
You are using a function for which the compiler has not seen a declaration ("prototype") yet.
For example:
int main()
{
fun(2, "21"); /* The compiler has not seen the declaration. */
return 0;
}
int fun(int x, char *p)
{
/* ... ...
Remove Trailing Slash From String PHP
...CTORY_SEPARATOR instead of '/' if using file paths so it works on all platforms.
– Brad
Apr 9 at 7:21
add a comment
|
...
'size_t' vs 'container::size_type'
...typedef to Allocator::size_type (Allocator is a template parameter), which for std::allocator<T>::size_type is typically defined to be size_t (or a compatible type). So for the standard case, they are the same.
However, if you use a custom allocator a different underlying type could be used. ...
What's the difference between git reflog and log?
...e man page says that log shows the commit logs and reflog manages reflog information. What exactly is reflog information and what does it have that the log doesn't? The log seems far more detailed.
...
The current SynchronizationContext may not be used as a TaskScheduler
...ed back on Dispatcher using TaskScheduler.FromSyncronizationContext() . For example:
3 Answers
...
gitignore does not ignore folder
...
I'm guessing this folder has been checked into git before?
Run git rm -r --cached <folder> and check again.
share
|
improve this answer
|
follow...
How to percent-encode URL parameters in Python?
...aracters '_.-' are never
quoted. By default, this function is
intended for quoting the path section
of the URL.The optional safe parameter
specifies additional characters that
should not be quoted — its default
value is '/'
That means passing '' for safe will solve your first issue:
...
Vim: Move cursor to its last position
... its previous position (while in normal mode)? Something to cycle back and forth in the list of previous cursor positions would be ideal. But also just to switch to the last location would suffice (something like cd - in bash with directories).
...
Thread Safety in Python's dictionary
...
Python's built-in structures are thread-safe for single operations, but it can sometimes be hard to see where a statement really becomes multiple operations.
Your code should be safe. Keep in mind: a lock here will add almost no overhead, and will give you peace of mi...