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How do I make a semi transparent background?
I need to make a white background 50% transparent without affecting anything else. How do I do it?
8 Answers
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What is the right way to override a setter method in Ruby on Rails?
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Update: July 19, 2017
Now the Rails documentation is also suggesting to use super like this:
class Model < ActiveRecord::Base
def attribute_name=(value)
# custom actions
###
super(value)
end
end
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check if jquery has been loaded, then load it if false
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10 Answers
10
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How to remove multiple indexes from a list at the same time? [duplicate]
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240
You need to do this in a loop, there is no built-in operation to remove a number of indexes at o...
NERDTree reload new files
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answered Jan 9 '12 at 20:06
romainlromainl
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How do I make sure every glyph has the same width?
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208
Since 3.1.1, you could use the icon-fixed-width class instead of having to edit the CSS.
http:...
Psql list all tables
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204
If you wish to list all tables, you must use:
\dt *.*
to indicate that you want all tables i...
How to align a div to the top of its parent but keeping its inline-block behaviour?
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380
Try the vertical-align CSS property.
#box1 {
width: 50px;
height: 50px;
background:...
How to count certain elements in array?
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Very simple:
var count = 0;
for(var i = 0; i < array.length; ++i){
if(array[i] == 2)
count++;
}
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Copy values from one column to another in the same table
...t of rows:
UPDATE `products` SET `in_stock` = true WHERE `supplier_id` = 10
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