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Convert a timedelta to days, hours and minutes

I've got a timedelta. I want the days, hours and minutes from that - either as a tuple or a dictionary... I'm not fussed. 7...
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Check if two linked lists merge. If so, where?

...wed" it was meant "you may change but in the end they should be restored", and we could iterate the lists exactly twice the following algorithm would be the solution. First, the numbers. Assume the first list is of length a+c and the second one is of length b+c, where c is the length of their co...
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.gitignore and “The following untracked working tree files would be overwritten by checkout”

.... The --cached will prevent it from having any effect on your working copy and it will just mark as removed the next time you commit. After the files are removed from the repo then the .gitignore will prevent them from being added again. But you have another problem with your .gitignore, you are ex...
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jQuery UI Sortable, then write order into a database

...nt to use the jQuery UI sortable function to allow users to set an order and then on change, write it to the database and update it. Can someone write an example on how this would be done? ...
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Difference between ObservableCollection and BindingList

I want to know the difference between ObservableCollection and BindingList because I've used both to notify for any add/delete change in Source, but I actually do not know when to prefer one over the other. ...
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Minimal web server using netcat

.../1.1 200 OK\n\n $(date)"'; done The -cmakes netcat execute the given command in a shell, so you can use echo. If you don't need echo, use -e. For further information on this, try man nc. Note, that when using echo there is no way for your program (the date-replacement) to get the browser request. ...
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Key hash for Android-Facebook app

I'm working on an Android app, in which I want to integrate a Facebook posting feature. I downloaded the Facebook-Android SDK, and I got the readme.md (text file) in there, in which it is mentioned to generate the key hash for Android. How do I generate it? ...
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How to count certain elements in array?

... to use the right tool for the job" -requests never made much sense to me. And we can argue what is most elegant. E.g. for me, making a function call per element to just to compare it to a value is not elegant. – Felix Kling May 25 '11 at 8:33 ...
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Cached, PHP generated Thumbnails load slowly

...ised by David got my bounty, albeit making my site only 3% faster overall, and while not answering the site's main bottleneck. Time for for clarification of my question, and, another bounty: ...
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What is memoization and how can I use it in Python?

I just started Python and I've got no idea what memoization is and how to use it. Also, may I have a simplified example? ...