大约有 10,150 项符合查询结果（耗时：0.0364秒） [XML]
Is there a “standard” format for command line/shell help text?
If not, is there a de facto standard? Basically I'm writing a command line help text like so:
8 Answers
...
Should I pass a shared_ptr by reference? [duplicate]
What are the best practices for passing a shared_ptr?
3 Answers
3
...
Convert Java Array to Iterable
I have an Array of primitives, for example for int, int[] foo. It might be a small sized one, or not.
10 Answers
...
Rails: How do I create a default value for attributes in Rails activerecord's model? [duplicate]
I want to create a default value for an attribute by defining it in ActiveRecord. By default everytime the record is created, I want to have a default value for attribute :status . I tried to do this:
...
Using jQuery to compare two arrays of Javascript objects
I have two arrays of JavaScript Objects that I'd like to compare to see if they are the same. The objects may not (and most likely will not) be in the same order in each array. Each array shouldn't have any more than 10 objects. I thought jQuery might have an elegant solution to this problem, but I ...
How to test Spring Data repositories?
I want a repository (say, UserRepository ) created with the help of Spring Data. I am new to spring-data (but not to spring) and I use this tutorial . My choice of technologies for dealing with the database is JPA 2.1 and Hibernate. The problem is that I am clueless as to how to write unit tests f...
Exposing a port on a live Docker container
I'm trying to create a Docker container that acts like a full-on virtual machine. I know I can use the EXPOSE instruction inside a Dockerfile to expose a port, and I can use the -p flag with docker run to assign ports, but once a container is actually running, is there a command to open/map addi...
Simple example of threading in C++
Can someone post a simple example of starting two (Object Oriented) threads in C++.
7 Answers
...
In laymans terms, what does 'static' mean in Java? [duplicate]
I have been told several definitions for it, looked on Wikipedia, but as a beginner to Java I'm still not sure what it means. Anybody fluent in Java and idiot?
...
Assigning default value while creating migration file
Ok I use above line to create migration file that automatically generates code in the generated file to add a column to a model Tweet with datatype integer. Now I want to add default value to the added column while generating the migration file. Is that possible? I googled it but couldn't find. Guys...