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Why does the jquery change event not trigger when I set the value of a select using val()?
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Hi, doing this update drop down. but getting called onChange() recursively.
– Pankaj
Nov 14 '14 at 8:51
3
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Python threading.timer - repeat function every 'n' seconds
...e not self.stopped.wait(0.5):
print("my thread")
# call a function
In the code that started the timer, you can then set the stopped event to stop the timer.
stopFlag = Event()
thread = MyThread(stopFlag)
thread.start()
# this will stop the timer
stopFlag.set()
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Does SVG support embedding of bitmap images?
...s:xlink="http://www.w3.org/1999/xlink">
...
<image
width="100" height="100"
xlink:href="data:image/png;base64,IMAGE_DATA"
/>
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</svg>
The svg element attribute xmlns:xlink declares xlink as a namespace prefix and says where the definition is. Th...
Can a shell script set environment variables of the calling shell? [duplicate]
...t, when run, will set some environment variables that will stay set in the caller's shell.
21 Answers
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Why use the SQL Server 2008 geography data type?
...eography type stored in SQL Server is also stored with a Spatial Reference ID. These id's can be of different spheres (the earth is 4326). This means that the calculations in SQL Server will actually calculate correctly over the surface of the earth (instead of as-the-crow-flies which could be thr...
What is an initialization block?
...ng to use an init() method (which someone updating the class may forget to call it)
– pablisco
Aug 19 '16 at 10:28
@Th...
Xcode find caller functions
In Xcode, how can I find all caller functions of a specific function?
10 Answers
10
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Can you supply arguments to the map(&:method) syntax in Ruby?
...on Symbol like this:
class Symbol
def with(*args, &block)
->(caller, *rest) { caller.send(self, *rest, *args, &block) }
end
end
Which will enable you to do not only this:
a = [1,3,5,7,9]
a.map(&:+.with(2))
# => [3, 5, 7, 9, 11]
But also a lot of other cool stuff, lik...
How do I select child elements of any depth using XPath?
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You're almost there. Simply use:
//form[@id='myform']//input[@type='submit']
The // shortcut can also be used inside an expression.
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Creating a Radial Menu in CSS
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Code
The HTML is pretty simple. I'm using the checkbox hack to reveal/ hide the menu.
<input type='checkbox' id='t'/>
<label for='t'>✰</label>
<ul>
<li><a href='#'>☀</a></li>
<li><a href='#'>☃</a></li>
<...