大约有 21,000 项符合查询结果（耗时：0.0242秒） [XML]
How do I get the difference between two Dates in JavaScript?
I'm creating an application which lets you define events with a time frame. I want to automatically fill in the end date when the user selects or changes the start date. I can't quite figure out, however, how to get the difference between the two times, and then how to create a new end Date using ...
Inserting multiple rows in mysql
.... She asked for 3000 rows, imagine each row has 1kb of data, that's 3MB of raw data already. The array will take up 30MB of memory she already consumes another 30MB from the $table_1 so the script would use 60MB. Just saying, otherwise it's a good solution
– John
...
Remove all line breaks from a long string of text
...
How do you enter line breaks with raw_input? But, once you have a string with some characters in it you want to get rid of, just replace them.
>>> mystr = raw_input('please enter string: ')
please enter string: hello world, how do i enter line break...
What is the ultimate postal code and zip regex?
I'm looking for the ultimate postal code and zip code regex. I'm looking for something that will cover most (hopefully all) of the world.
...
How to link Docker services across hosts?
...
Active
Oldest
Votes
...
Entity Framework VS LINQ to SQL VS ADO.NET with stored procedures? [closed]
...ee edits)
For bulk updates where you're updating massive amounts of data, raw SQL or a stored procedure will always perform better than an ORM solution because you don't have to marshal the data over the wire to the ORM to perform updates.
2) Speed of Development
In most scenarios, EF will blow...
Error executing command 'ant' on Mac OS X 10.9 Mavericks when building for Android with PhoneGap/Cor
...executing following command in terminal:
ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
Install Apache Ant via Homebrew by executing
brew install ant
Run the PhoneGap build again and it should successfully compile and install your Android app.
...
Windows git “warning: LF will be replaced by CRLF”, is that warning tail backward?
...
Active
Oldest
Votes
...
What is a sealed trait?
Sealed classes are described in 'Programming in Scala', but sealed traits are not.
Where can I find more information about a sealed trait?
...
Can I restore deleted files (undo a `git clean -fdx`)?
...
Active
Oldest
Votes
...