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When to use which design pattern? [closed]
... one. I have read a lot of websites where design patterns are explained. I do understand the most of them, but I find it difficult to recognize a pattern in my own situations.
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When do Java generics require
...u to http://www.angelikalanger.com/GenericsFAQ/JavaGenericsFAQ.html -- she does an amazing job.
The basic idea is that you use
<T extends SomeClass>
when the actual parameter can be SomeClass or any subtype of it.
In your example,
Map<String, Class<? extends Serializable>> ex...
How to have Android Service communicate with Activity
...vices and activities. I have a Service that will run in the background and do some gps and time based logging. I will have an Activity that will be used to start and stop the Service.
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How to do SQL Like % in Linq?
...nceException: Object reference not set to an instance of an object. So it doesn't like it when in my case a.Address1.StartsWith(Address1) and a.Address1 is null
– MikeT
Jan 25 '13 at 17:33
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Change old commit message on Git
...he gemspec to hopefully work better
You can amend the commit now, with
It does not mean:
type again git rebase -i HEAD~3
Try to not typing git rebase -i HEAD~3 when exiting the editor, and it should work fine.
(otherwise, in your particular situation, a git rebase -i --abort might be needed to ...
How to debug Ruby scripts [closed]
...ed the following Ruby code from the Internet and made a few changes but it doesn't work.
17 Answers
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what is reverse() in Django
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reverse() | Django documentation
Let's suppose that in your urls.py you have defined this:
url(r'^foo$', some_view, name='url_name'),
In a template you can then refer to this url as:
<!-- django <= 1.4 -->
<a href="{% url url...
How do I remove an array item in TypeScript?
... thread, but the answer to your question is that deleting an array element does not change its length or re-index the array. Because arrays are objects in JavaScript, delete myArr[2] literally deletes the property 2 of myArr, which is also different than myArr[2] = undefined. The moral of this stor...
What is LINQ and what does it do? [closed]
What is LINQ? I know it's for databases, but what does it do?
7 Answers
7
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Simulating Slow Internet Connection
...d on the "assumption" that all users have a slow internet connection. But, does anybody think that there is a way to programmatically simulate a slow internet connection, so I can "see" how an application performs under various "connection speeds"?
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