大约有 37,000 项符合查询结果（耗时：0.0249秒） [XML]
Rounding float in Ruby
I'm having problems rounding. I have a float, which I want to round to the hundredth of a decimal. However, I can only use .round which basically turns it into an int, meaning 2.34.round # => 2. Is there a simple effect way to do something like 2.3465 # => 2.35
...
How to check in Javascript if one element is contained within another
...d of another DOM element? Are there any built in methods for this? For example, something like:
9 Answers
...
What do commas and spaces in multiple classes mean in CSS?
Here is an example that I do not understand:
9 Answers
9
...
How can I use an array of function pointers?
How should I use array of function pointers in C?
10 Answers
10
...
Batch files: How to read a file?
... /F "eol=; tokens=2,3* delims=, " %i in (myfile.txt) do @echo %i %j %k
Type
for /?
at the command prompt. Also, you can parse ini files!
share
|
improve this answer
|
fo...
What's the difference between jQuery's replaceWith() and html()?
What's the difference between jQuery's replaceWith() and html() functions when HTML is being passed in as the parameter?
5 ...
Determine the process pid listening on a certain port
As the title says, I'm running multiple game servers, and every of them has the same name but different PID and the port number. I would like to match the PID of the server which is listening on certain port, and then I would like to kill this process. I need that in order to complete my bas...
How do I determine if my python shell is executing in 32bit or 64bit?
...
One way is to look at sys.maxsize as documented here:
$ python-32 -c 'import sys;print("%x" % sys.maxsize, sys.maxsize > 2**32)'
('7fffffff', False)
$ python-64 -c 'import sys;print("%x" % sys.maxsize, sys.maxsize > 2**32)'
('7fffffffffffffff', True)
sys.maxsize was introd...
Twitter Bootstrap 3 Sticky Footer
I have been using the twitter bootstrap framework for quite a while now and they recently updated to version 3!
25 Answers
...
Want to exclude file from “git diff”
I am trying to exclude a file ( db/irrelevant.php ) from a Git diff. I have tried putting a file in the db subdirectory called .gitattributes with the line irrelevant.php -diff
and I have also tried creating a file called .git/info/attributes containing db/irrelevant.php .
...