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Is there a way to access the “previous row” value in a SELECT statement?
...ifference of a column between two lines of a table. Is there any way I can do this directly in SQL? I'm using Microsoft SQL Server 2008.
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How to mock void methods with Mockito
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Take a look at the Mockito API docs. As the linked document mentions (Point # 12) you can use any of the doThrow(),doAnswer(),doNothing(),doReturn() family of methods from Mockito framework to mock void methods.
For example,
Mockito.doThrow(new Exception()...
PHP “php://input” vs $_POST
...nstead of $_POST when interacting with Ajax requests from JQuery. What I do not understand is the benefits of using this vs the global method of $_POST or $_GET .
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How do you reset the stored credentials in 'git credential-osxkeychain'?
... within the Keychain app, but this worked. Thanks!
– Donald
Mar 22 '16 at 15:35
5
Since this wasn...
What is unit testing? [closed]
...te that if your test code writes to a file, opens a database connection or does something over the network, it's more appropriately categorized as an integration test. Integration tests are a good thing, but should not be confused with unit tests. Unit test code should be short, sweet and quick to e...
How do I shutdown, restart, or log off Windows via a bat file?
...nnot use the power options in Start Menu. I need an alternative way to shutdown or restart.
9 Answers
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Auto detect mobile browser (via user-agent?) [closed]
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Yes, reading the User-Agent header will do the trick.
There are some lists out there of known mobile user agents so you don't need to start from scratch. What I did when I had to is to build a database of known user agents and store unknowns as they are detected ...
How do I get Flask to run on port 80?
...t Recommended
Stop apache2 first;
Not recommended as it states in the documentation:
You can use the builtin server during development, but you should use a full deployment option for production applications. (Do not use the builtin development server in production.)
Recommended
Proxy H...
Daylight saving time and time zone best practices [closed]
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Summary of answers and other data: (please add yours)
Do:
Whenever you are referring to an exact moment in time, persist the time according to a unified standard that is not affected by daylight savings. (GMT and UTC are equivalent with this regard, but it is preferred to use ...
How do I change the working directory in Python?
...best practices to follow when using this method:
Catch the exception (WindowsError, OSError) on invalid path. If the exception is thrown, do not perform any recursive operations, especially destructive ones. They will operate on the old path and not the new one.
Return to your old directory when...