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Why is using the rails default_scope often recommend against?
...ntion that using the rails default_scope is a bad idea, and the top hits for default_scope on stackoverflow are about how to overwrite it. This feels messed up, and merits an explicit question (I think).
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Using Rails 3.1, where do you put your “page specific” JavaScript code?
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The Asset Pipeline docs suggest how to do controller-specific JS:
For example, if a ProjectsController is generated, there will be a new file at app/assets/javascripts/projects.js.coffee and another at app/assets/stylesheets/projects.css.scss. You should put any JavaScript or CSS unique to ...
How to darken a background using CSS?
... be solid (fully opaque) ex:background:rgb(96, 96, 96). Refer to this blog for RGBa browser support.
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Select parent element of known element in Selenium
...he sample code is in Java, but a port to other languages should be straightforward.
JavaScript:
WebElement myElement = driver.findElement(By.id("myDiv"));
WebElement parent = (WebElement) ((JavascriptExecutor) driver).executeScript(
"return arguments[0].parentNod...
Capture key press (or keydown) event on DIV element
...e.log(event.keyCode);
switch(event.keyCode){
//....your actions for the keys .....
}
});
To set the focus on start:
$(function() {
$('#mydiv').focus();
});
To remove - if you don't like it - the div focus border, set outline: none in the CSS.
See the table of keycodes for mo...
Select + copy text in a TextView?
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Why textIsSelectableis not enough ? it's works for me with only this option
– herau
Nov 15 '16 at 12:37
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Remove duplicated rows
...e columns. I would like to remove rows that are duplicates in that column. For example:
11 Answers
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What's the difference between equal?, eql?, ===, and ==?
...great explanations. I encourage you to read it, and also the documentation for these methods as they're overridden in other classes, like String.
Side note: if you want to try these out for yourself on different objects, use something like this:
class Object
def all_equals(o)
ops = [:==, :===,...
Filter by property
...del.objects)
But it's better to use a list comprehension:
filtered = [x for x in MyModel.objects if x.myproperty()]
or even better, a generator expression:
filtered = (x for x in MyModel.objects if x.myproperty())
sha...
How to vertically align a html radio button to it's label?
I have a form with radio buttons that are on the same line as their labels. The radio buttons are however not aligned vertically with their labels as shown in the screenshot below.
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