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MySQL - Using COUNT(*) in the WHERE clause
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+1 for having This is always the clause that They Don't Bother To Teach Properly on sql courses or books and knowing about it generally the sign that the coder has progressed beyond novice level.
– Cruachan...
Unit testing that events are raised in C# (in order)
...an event monitor that enables a much cleaner approach to unit test writing for these situations.
var publisher = new PropertyChangedEventPublisher();
Action test = () =>
{
publisher.X = 1;
publisher.Y = 2;
};
var expectedSequence = new[] { "X", "Y" };
EventMonitor.Assert(test, publish...
How to format numbers as currency string?
I would like to format a price in JavaScript. I'd like a function which takes a float as an argument and returns a string formatted like this:
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How do you set EditText to only accept numeric values in Android?
... it is "numberSigned". Just wrote it down here, in case someone is seeking for it :)
– Lemon Juice
Jan 23 '13 at 15:22
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Different dependencies for different build profiles
...t possible to have a different set of dependencies in a maven pom.xml file for different profiles?
2 Answers
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Passing Data between View Controllers
... starting in the world of iOS like me.
I hope this answer is clear enough for people to understand and that I have not missed anything.
Passing Data Forward
Passing data forward to a view controller from another view controller. You would use this method if you wanted to pass an object/value from...
Print only?
...your page.
Using visibility works better since you can turn on visibility for descendants. The invisible elements still affect the layout though, so I move section-to-print to the top left so it prints properly.
share
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Could not open a connection to your authentication agent
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Did You Start ssh-agent?
You might need to start ssh-agent before you run the ssh-add command:
eval `ssh-agent -s`
ssh-add
Note that this will start the agent for msysgit Bash on Windows. If you're using a different shell or operating system, you might need to use a variant of the c...
What's the difference between Ruby's dup and clone methods?
The Ruby docs for dup say:
6 Answers
6
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Find the closest ancestor element that has a specific class
... is closest up the tree that has a particular class, in pure JavaScript ? For example, in a tree like so:
6 Answers
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