大约有 47,000 项符合查询结果（耗时：0.0468秒） [XML]
How do I use reflection to invoke a private method?
There are a group of private methods in my class, and I need to call one dynamically based on an input value. Both the invoking code and the target methods are in the same instance. The code looks like this:
...
string.IsNullOrEmpty(string) vs. string.IsNullOrWhiteSpace(string)
...bad practice when there is string.IsNullOrWhiteSpace(string) in .NET 4.0 and above?
9 Answers
...
How to change tab size on GitHub?
... It's only available as part of the editing feature through the Ace editor and the change is not persisted.
This blog post gives some more information about the embedded IDE.
However, provided you know the url of the blob (file) you're willing to review, you can switch to the edit mode easily by c...
What is the most effective way for float and double comparison?
...ing problems were:
The implicit presumption in an algorithm that if a==b and b==c then a==c.
Using the same epsilon for lines measured in inches and lines measured in mils (.001 inch). That is a==b but 1000a!=1000b. (This is why AlmostEqual2sComplement asks for the epsilon or max ULPS).
The use o...
linq where list contains any in list
...ains method for these kind of queries. I was curious by seeing your answer and checked the internal implementation and found that Intersect uses Set. Can you tell me the performance difference between those two methods?
– rebornx
Feb 17 '17 at 9:02
...
How to get the index of an item in a list in a single step?
...
EDIT: If you're only using a List<> and you only need the index, then List.FindIndex is indeed the best approach. I'll leave this answer here for those who need anything different (e.g. on top of any IEnumerable<>).
Use the overload of Select which takes...
LINQ Ring: Any() vs Contains() for Huge Collections
...
Contains() is an instance method, and its performance depends largely on the collection itself. For instance, Contains() on a List is O(n), while Contains() on a HashSet is O(1).
Any() is an extension method, and will simply go through the collection, applyi...
What is your most productive shortcut with Vim?
I've heard a lot about Vim , both pros and cons.
It really seems you should be (as a developer) faster with Vim than with any other editor.
I'm using Vim to do some basic stuff and I'm at best 10 times less productive with Vim.
...
Add data annotations to a class generated by entity framework
... all situations, In the first case you can describe field validation rules and in the second case try to describe purposes
– dimonser
Mar 31 '15 at 14:14
...
What is compiler, linker, loader?
I wanted to know in depth meaning and working of compiler, linker and loader.
With reference to any language preferably c++.
...