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MySQL DISTINCT on a GROUP_CONCAT()
...ct to each other ("test1 test2 test3" is distinct than "test1 test3", even if some tests contained in the whole string are duplicated).
What we need to do here is to split each string into different rows, and we first need to create a numbers table:
CREATE TABLE numbers (n INT);
INSERT INTO number...
Should a return statement be inside or outside a lock?
...ideal, but I wouldn't bend the code out of shape just to achieve it... And if the alternative is declaring a local variable (outside the lock), initializing it (inside the lock) and then returning it (outside the lock), then I'd say that a simple "return foo" inside the lock is a lot simpler.
To sh...
What is eager loading?
...e (eager);
Load only the displayed images on page load and load the others if/when they are required (lazy); and
Load only the displayed images on page load. After the page has loaded preload the other images in the background in case you need them (over-eager).
Make sense?
...
Why can't static methods be abstract in Java?
...ements no functionality", and "static" means: "There is functionality even if you don't have an object instance". And that's a logical contradiction.
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Rails Model, View, Controller, and Helper: what goes where?
...equests and works out what data (Models) to show and what Views to render. If you are in doubt about whether code should go in the controller, then it probably shouldn't. Keep your controllers skinny.
View: The view should only contain the minimum code to display your data (Model), it shouldn't do ...
Is it possible to make an HTML anchor tag not clickable/linkable using CSS?
For example if I have this:
9 Answers
9
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CSS3 transform not working
...ML/CSS:
Have you applied display: block or display: inline-block to li a? If not, try it.
Otherwise, try applying the CSS3 transform rules to li instead.
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Can a Windows batch file determine its own file name?
...
%0 returns the way the file was called. If a full path was used, %0 will have that. If you cd into the dir first and execute the batch from there, %0 will usually not have the path info (but you could get that from %cd% in that case)
– Gogowit...
send Content-Type: application/json post with node.js
...google.com/"
}
};
request(options, function (error, response, body) {
if (!error && response.statusCode == 200) {
console.log(body.id) // Print the shortened url.
}
});
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