大约有 40,700 项符合查询结果（耗时：0.0429秒） [XML]
Preloading CSS Images
I have a hidden contact form which is deployed clicking on a button. Its fields are set as CSS background images, and they always appears a bit later than the div that have been toggled.
...
Can virtual functions have default parameters?
...s in the base class are not inherited by derived classes.
Which default is used -- ie, the base class' or a derived class' -- is determined by the static type used to make the call to the function. If you call through a base class object, pointer or reference, the default denoted in the base cla...
Replacing NAs with latest non-NA value
... non-NA value. A simple example, using vectors (instead of a data.frame ) is the following:
18 Answers
...
Are custom elements valid HTML5?
...find a definitive answer to whether custom tags are valid in HTML5, like this:
12 Answers
...
DateTime2 vs DateTime in SQL Server
...
The MSDN documentation for datetime recommends using datetime2. Here is their recommendation:
Use the time, date, datetime2 and
datetimeoffset data types for new
work. These types align with the SQL
Standard. They are more portable.
time, datetime2 and datetimeoffset
provide more...
Why is early return slower than else?
This is a follow-up question to an answer I gave a few days back . Edit: it seems that the OP of that question already used the code I posted to him to ask the same question , but I was unaware of it. Apologies. The answers provided are different though!
...
Why do I need to explicitly push a new branch?
...to the repository. I had to actually do: git push -u origin --all .
Why is this? Isn't a branch a new change to be pushed by default? Why do I need to run the second command?
...
Ant: How to execute a command for each file in directory?
...et name="bar">
<echo message="${theFile}"/>
</target>
This will antcall the target "bar" with the ${theFile} resulting in the current file.
share
|
improve this answer
|
...
Are there inline functions in java?
Is there a concept of inline functions in java, or its replaced something else? If there is, how is it used? I've heard that public , static and final methods are the inline functions. Can we create our own inline function?
...
Multi-Line Comments in Ruby?
...
#!/usr/bin/env ruby
=begin
Every body mentioned this way
to have multiline comments.
The =begin and =end must be at the beginning of the line or
it will be a syntax error.
=end
puts "Hello world!"
<<-DOC
Also, you could create a docstring.
which...
DOC
puts "Hello ...