大约有 46,000 项符合查询结果（耗时：0.0708秒） [XML]
Generic method multiple (OR) type constraint
Reading this , I learned it was possible to allow a method to accept parameters of multiple types by making it a generic method. In the example, the following code is used with a type constraint to ensure "U" is an IEnumerable<T> .
...
Can I prevent the Firefox developer tools network panel from clearing on page reload?
I would like to observe the contents of a POST request whose successful completion results in a location.reload() - when I try to capture this request in the Network Panel of the Firefox developer tools, I find that the page reload clears the list of captured events. Can I prevent this clearing?
...
PHP “php://input” vs $_POST
I have been directed to use the method php://input instead of $_POST when interacting with Ajax requests from JQuery. What I do not understand is the benefits of using this vs the global method of $_POST or $_GET .
...
Where does Scala look for implicits?
An implicit question to newcomers to Scala seems to be: where does the compiler look for implicits? I mean implicit because the question never seems to get fully formed, as if there weren't words for it. :-) For example, where do the values for integral below come from?
...
How to get the original value of an attribute in Rails
is there a way to get the original value that an ActiveRecord attribute (=the value that was loaded from the database)?
4 A...
Heroku Postgres - terminate hung query (idle in transaction)
I'm using Heroku with the Crane Postgres option and I was running a query on the database from my local machine when my local machine crashed. If I run
...
What is a patch in git version control?
I am new to both git and version control so I am trying to figure out what a patch is and how is it different from the rest of activities I do in git?
...
How to get index in Handlebars each helper?
I'm using Handlebars for templating in my project. Is there a way to get the index of the current iteration of an "each" helper in Handlebars?
...
GIT repository layout for server with multiple projects
One of the things I like about the way I have Subversion set up is that I can have a single main repository with multiple projects. When I want to work on a project I can check out just that project. Like this
...
Get “Internal error in the expression evaluator” on “Add watch” function when trying to debug WCF se
Few days ago I moved my solution to MSVS 2013. It works fine except one thing: when I trying to debug code of my WCF service it works, but when I want to watch state of any variable it says: "Internal error in the expression evaluator". Add watch function works normal on client side, but in service...