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How can I update my ADT in Eclipse?
I have tried to update my Eclipse. Currently I have till 2.2 Android SDK in my Eclipse. Yesterday I have updated my Eclipse like this:
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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...
Difference between Django's annotate and aggregate methods?
Django's QuerySet has two methods, annotate and aggregate . The documentation says that:
3 Answers
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NSInvocation for Dummies?
...message rendered static, that is, it is an action turned into an object.
And, in a little more detail:
The concept of messages is central to the objective-c philosophy. Any time you call a method, or access a variable of some object, you are sending it a message. NSInvocation comes in handy when ...
What is Pseudo TTY-Allocation? (SSH and Github)
...ention of giving you an interactive secure shell, where you could type command.
GitHub only wants to reply to your ssh request, in order to ascertain that the ssh command does work (you have the right public/private keys, and the public one has been registered to your GitHub account)
PuTTy would...
How to take screenshot of a div with JavaScript?
...ilding something called the "HTML Quiz". It's completely ran on JavaScript and it's pretty cool.
10 Answers
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Add text to Existing PDF using Python
...ext to an existing PDF using Python, what is the best way to go about this and what extra modules will I need to install.
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Counting inversions in an array
... find all inversion pairs such that A[i] > A[j] . I'm using merge sort and copying array A to array B and then comparing the two arrays, but I'm having a difficult time seeing how I can use this to find the number of inversions. Any hints or help would be greatly appreciated.
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how to check the dtype of a column in python pandas
I need to use different functions to treat numeric columns and string columns. What I am doing now is really dumb:
6 Answer...
How do I position one image on top of another in HTML?
... tight in the corner). I am trying to avoid compositing (with ImageMagick and similar) due to performance issues.
10 Answe...