大约有 20,207 项符合查询结果（耗时：0.0619秒） [XML]
How do I interpret precision and scale of a number in a database?
I have the following column specified in a database: decimal(5,2)
3 Answers
3
...
Ruby: Merging variables in to a string
I'm looking for a better way to merge variables into a string, in Ruby.
7 Answers
7
...
How can I manipulate the strip text of facet_grid plots?
I'm wondering how I can manipulate the size of strip text in facetted plots. My question
is similar to a question on plot titles , but I'm specifically concerned with
manipulating not the plot title but the text that appears in facet titles (strip_h).
...
How to sort an array of hashes in ruby
I have an array, each of whose elements is a hash with three key/value pairs:
5 Answers
...
How do I simply create a patch from my latest git commit?
I'm looking for the magic command of creating a patch from the last commit made.
5 Answers
...
Calculating width from percent to pixel then minus by pixel in LESS CSS
I will calculate width in some element from percent to pixel so I will minus -10px via using LESS and calc() . It´s possible?
...
How to convert 1 to true or 0 to false upon model fetch
I have a model that is set with a JSON response from a mysql database. The model data is set with true or false into a boolean/tinyint field in the database, which uses 1 or 0 .
...
How can I expose more than 1 port with Docker?
So I have 3 ports that should be exposed to the machine's interface. Is it possible to do this with a Docker container?
4 A...
Why should Java ThreadLocal variables be static
I was reading the JavaDoc for Threadlocal here
7 Answers
7
...
What is mattr_accessor in a Rails module?
I couldn't really find this in Rails documentation but it seems like 'mattr_accessor' is the Module corollary for 'attr_accessor' (getter & setter) in a normal Ruby class .
...