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“Too many values to unpack” Exception
...nATupleWithThreeValues()
print a
print b
raises
Traceback (most recent call last):
File "c.py", line 3, in ?
a,b = returnATupleWithThreeValues()
ValueError: too many values to unpack
Now, the reason why this happens in your case, I don't know, but maybe this answer will point you in the r...
Selenium WebDriver: Wait for complex page with JavaScript to load
...
If anyone actually knew a general and always-applicable answer, it would have been implemented everywhere ages ago and would make our lives SO much easier.
There are many things you can do, but every single one of them has a problem:
As...
Difference between OData and REST web services
...t is not available, or linked to in the response. It is what REST people call out-of-band information and introduces hidden coupling between the client and server.
The other coupling that is introduced is through the use of EDMX metadata to define the properties contained in the entry content. ...
How can I display an RTSP video stream in a web page?
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All you need to do is to upgrade your camera to Standard/Professional package and you will be able to embed your camera into your web page.
– Adorjan Princz
Apr 23 '17 at 20:10
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More elegant way of declaring multiple variables at the same time
...variables with Boolean values is the best way to write your routine (especially if they really have one-letter names :)
Depending on what you're doing, it may make sense to use a dictionary instead. For example, if you want to set up Boolean preset values for a set of one-letter flags, you could d...
How do I set vertical space between list items?
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specifically, use margin on the li elements not the ul element.
– duanev
Apr 21 at 2:00
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What is the colon operator in Ruby?
..." # false
:foo.equal? :foo # true
This makes comparing two symbols really fast (since only a pointer comparison is involved, as opposed to comparing all the characters like you would in a string), plus you won't have a zillion copies of the same symbol floating about.
Also, unlike strings, sy...
Are custom elements valid HTML5?
...cript interfaces.
Custom elements is a part of a larger W3 specification called Web Components, along with Templates, HTML Imports, and Shadow DOM.
Web Components enable Web application authors to define widgets with a
level of visual richness and interactivity not possible with CSS
alone, and eas...
Web workers without a separate Javascript file?
...n tell, web workers need to be written in a separate JavaScript file, and called like this:
25 Answers
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REST API Token-based Authentication
...e over HTTP, I reasoned that we would dispense tokens to avoid repeatedly calling the authentication service. Which brings me neatly to my first question:
...