大约有 42,000 项符合查询结果（耗时：0.0448秒） [XML]
Using a strategy pattern and a command pattern
...ing an encapsulation hierarchy table of several of the GoF design patterns to help explain the differences between these two patterns. Hopefully it better illustrates what each encapsulates so my explanation makes more sense.
First off, the hierarchy lists the scope for which a given pattern is app...
Strange out of memory issue while loading an image to a Bitmap object
I have a list view with a couple of image buttons on each row. When you click the list row, it launches a new activity. I have had to build my own tabs because of an issue with the camera layout. The activity that gets launched for the result is a map. If I click on my button to launch the image pre...
Querying DynamoDB by date
I'm coming from a relational database background and trying to work with amazon's DynamoDB
7 Answers
...
How do I upgrade my ruby 1.9.2-p0 to the latest patch level using rvm?
...ruby 1.9.2p0 (2010-08-18 revision 29036) [x86_64-darwin10.5.0] but I want to update it to the latest patch level using rvm. How can I do this?
...
What does the Java assert keyword do, and when should it be used?
What are some real life examples to understand the key role of assertions?
18 Answers
...
Push existing project into Github
I have a folder with my project sources. How I can push this project into Github's repository?
18 Answers
...
What's the best way to put a c-struct in an NSArray?
What's the usual way to store c-structures in an NSArray ? Advantages, disadvantages, memory handling?
11 Answers
...
What is the best method of handling currency/money?
...
You'll probably want to use a DECIMAL type in your database. In your migration, do something like this:
# precision is the total number of digits
# scale is the number of digits to the right of the decimal point
add_column :items, :price, :decim...
Program only crashes as release build — how to debug?
...od where the code is crashing, though unfortunately the actual crash seems to happen in some destructor, since the last trace messages I see are in other destructors which execute cleanly.
...
How to make a programme continue to run after log out from ssh? [duplicate]
I have a program that takes a lot of time to finish.
It is running as root over ssh.
I want it to continue to run after I logout,is this possible and how would I achieve this?
...