大约有 44,000 项符合查询结果（耗时：0.0683秒） [XML]
Captured variable in a loop in C#
...ariable declaration. In fact it'll create appropriate new closure objects, and it gets complicated (in terms of implementation) if you refer to variables in multiple scopes, but it works :)
Note that a more common occurrence of this problem is using for or foreach:
for (int i=0; i < 10; i++) //...
What is LDAP used for?
I know that LDAP is used to provide some information and to help facilitate authorization.
16 Answers
...
How to make good reproducible pandas examples
Having spent a decent amount of time watching both the r and pandas tags on SO, the impression that I get is that pandas questions are less likely to contain reproducible data. This is something that the R community has been pretty good about encouraging, and thanks to guides like this , newc...
How do I find all of the symlinks in a directory tree?
...
This will recursively traverse the /path/to/folder directory and list only the symbolic links:
ls -lR /path/to/folder | grep ^l
If your intention is to follow the symbolic links too, you should use your find command but you should include the -L option; in fact the find man page say...
EF Code First “Invalid column name 'Discriminator'” but no inheritance
...he CREATE TABLE statement). It has a primary key, a couple of foreign keys and nothing special about it. I have many tables in my database similar to that one, but for some reason, this table ended up with a "Discriminator" column on the EF Proxy Class.
...
How do you test functions and closures for equality?
The book says that "functions and closures are reference types". So, how do you find out if the references are equal? == and === don't work.
...
void in C# generics?
I have a generic method that takes a request and provides a response.
7 Answers
7
...
to_string is not a member of std, says g++ (mingw)
...l vocabulary remembering program where words would would be flashed at me randomly for meanings. I want to use standard C++ library as Bjarne Stroustroup tells us, but I have encountered a seemingly strange problem right out of the gate.
...
How can I concatenate regex literals in JavaScript?
...3 is now /foobar/gy
It's just more wordy than just having expression one and two being literal strings instead of literal regular expressions.
share
|
improve this answer
|
...
How can I update npm on Windows?
...
Does not change the default global package location.
Allows easy upgrades and downgrades.
Officially recommended by the NPM team.
A list of versions matched between NPM and NODE (https://nodejs.org/en/download/releases/) - but you will need to download NODE INSTALLER and run that to update node (ht...