大约有 16,380 项符合查询结果（耗时：0.0261秒） [XML]
jQuery changing style of HTML element
I have a list on HTML
6 Answers
6
...
How do I force git to checkout the master branch and remove carriage returns after I've normalized f
...
Ahah! Checkout the previous commit, then checkout the master.
git checkout HEAD^
git checkout -f master
share
|
improve this answer
|
...
What is `params.require(:person).permit(:name, :age)` doing in Rails 4?
All the examples of strong parameters in Rails 4 docs use
2 Answers
2
...
In Xcode, how to suppress all warnings in specific source files?
In my application I use 3rd party code that triggers some warnings. I reviewed them and they can be safely ignored.
3 Answe...
Join strings with a delimiter only if strings are not null or empty
This feels like it should be simple, so sorry if I'm missing something here, but I'm trying to find a simple way to concatenate only non-null or non-empty strings.
...
Converting an integer to a hexadecimal string in Ruby
Is there a built in way to convert an integer in Ruby into its hexadecimal equivalent?
5 Answers
...
How to find out what group a given user has?
In Unix/Linux, how do you find out what group a given user is in via command line?
5 Answers
...
How to iterate through a DataTable
I need to iterate through a DataTable . I have an column there named ImagePath .
4 Answers
...
Why java.io.File doesn't have a close() method?
While java.io.RandomAccessFile does have a close() method java.io.File doesn't. Why is that? Is the file closed automatically on finalization or something?
...
jQuery hide element while preserving its space in page layout
Is there a way in jQuery where I can hide an element, but not change the DOM when it's hidden? I'm hiding a certain element but when it's hidden, the elements below it move up. I don't want that to happen. I want the space to stay the same, but the element to be shown/hidden at will.
...