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MySQL Select minimum/maximum among two (or more) given values
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You can use LEAST and GREATEST function to achieve it.
SELECT
GREATEST(A.date0, B.date0) AS date0,
LEAST(A.date1, B.date1) AS date1
FROM A, B
WHERE B.x = A.x
Both are described here http://dev.mysql.com/doc/refman/5.0/en/comparison-...
Remove the bottom divider of an android ListView
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Just add
android:footerDividersEnabled="false"
to your ListView description
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Turn off CSRF token in rails 3
...orrect answer for apps that have a mix of regular browser-accessible forms and API endpoints. The answer from Markus Proske would be correct if you were absolutely sure you were not going to have any browser-accessible forms in your app.
– Asfand Qazi
Jul 9 '1...
@Column(s) not allowed on a @ManyToOne property
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@OndrejTokar maybe because You use @ManyToOne on this, and "mappedBy" on the other side (class), which means that this column (named "LicenseeFK") is a foreign key, and therefore a joined column. So, it is a joinedColumn with name "LicenseeFK". I hope it is clear now.
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Difference between setUp() and setUpBeforeClass()
When unit testing with JUnit, there are two similar methods, setUp() and setUpBeforeClass() . What is the difference between these methods? Also, what is the difference between tearDown() and tearDownAfterClass() ?
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Can I arrange repositories into folders on Github?
I am new to git and what I am doing now is to upload all my recent projects as repositories to github. There are a lot of different projects like webdesign, wordpress themes and different types of applications. And some of these also belong to bigger projects because they were about testing some stu...
Get value from NSTextField
I have an NSTextField and I need to get the field's value into a variable. What's the appropriate method?
4 Answers
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What is the difference between gsub and sub methods for Ruby Strings
I have been perusing the documentation for String today, and I saw the :sub method, which I'd never noticed before. I've been using :gsub and it appears that they are essentially the same. Can anyone explain the difference to me? Thanks!
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What is the fundamental difference between WebSockets and pure TCP?
I've read about WebSockets and I wonder why browser couldn't simply open trivial TCP connection and communicate with server like any other desktop application. And why this communication is possible via websockets?
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Android layout replacing a view with another view on run time
I have a xml -layout file main with two textviews A/B and a view C.
I have two other xml -layout files option1 and option2 .
Is it possible to load either option1 or option2 in run time via Java into C? If so, what function do I have to use?
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