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hasNext in Python iterators?
...course, not difficult to write an adaptor that stores the result of next() and provides has_next() and move_next().
– avakar
Dec 24 '12 at 21:10
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What is referential transparency?
...branch of philosophy that analyzes natural language constructs, statements and arguments based on the methods of logic and mathematics. In other words, it is the closest subject outside computer science to what we call programming language semantics. The philosopher Willard Quine was responsible fo...
Does Internet Explorer support pushState and replaceState?
Does anybody know if Internet Explorer supports the history.pushState() and history.replaceState() methods for manipulating browser history ? Considering these are just being implemented in Firefox 4, I'm not holding my breath, but does anybody know if they're coming in IE9?
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C# declare empty string array
I need to declare an empty string array and i'm using this code
9 Answers
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Match multiple cases classes in scala
I'm doing matching against some case classes and would like to handle two of the cases in the same way. Something like this:
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HTML form readonly SELECT tag/input
...lect element disabled but also add another hidden input with the same name and value.
If you reenable your SELECT, you should copy its value to the hidden input in an onchange event and disable (or remove) the hidden input.
Here is a demo:
$('#mainform').submit(function() {
$('#formdata_...
“Public key certificate and private key doesn't match” when using Godaddy issued certificate [closed
... the web server to the new load balancer. Amazon requires the private key and certs to be in PEM format, so I used the "rekey" tool at GoDaddy to create new certs. When I load those in the load balancer setup screen on AWS Mgmt Console, I get the error message: "Public Key Certificate and Private ...
Does my application “contain encryption”?
... iTunes Connect:
"How do I know if I can follow the Exporter Registration and Reporting (ERN) process?
If your app uses, accesses, implements or incorporates industry standard encryption algorithms for purposes other than those listed as exemptions under question 2, you need to submit for an ERN a...
What's the difference between RSpec and Cucumber? [closed]
...rience. I've built a web application that's in use now with authentication and authorization and postgresql db.
1 Answer
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Which is more preferable to use: lambda functions or nested functions ('def')?
...efs are just syntactic sugar for an assignment, so the result is the same, and they are a lot more flexible and readable.
lambdas can be used for use once, throw away functions which won't have a name.
However, this use case is very rare. You rarely need to pass around unnamed function objects.
T...