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Finding all cycles in a directed graph
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I found this page in my search and since cycles are not same as strongly connected components, I kept on searching and finally, I found an efficient algorithm which lists all (elementary) cycles of a directed graph. It is from Donald B. Johnson and the pap...
ValueError: invalid literal for int() with base 10: ''
I am creating a program that reads a file and if the first line of the file is not blank, it reads the next four lines. Calculations are performed on those lines and then the next line is read. If that line is not empty it continues. However, I am getting this error:
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What is the iBeacon Bluetooth Profile
...elopers have reverse Engineered the iBeacon from the AirLocate Sample code and started selling iBeacon dev kits.
6 Answers
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Download a specific tag with Git
...hole repository.
After the clone, you can list the tags with $ git tag -l and then checkout a specific tag:
$ git checkout tags/<tag_name>
Even better, checkout and create a branch (otherwise you will be on a branch named after the revision number of tag):
$ git checkout tags/<tag_name...
Convert Linq Query Result to Dictionary
... ignore the incomming rows.
I'd like to keep the trafic between the client and the DB server as low as possible and minimize the number of queries.
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store and retrieve a class object in shared preference
In Android can we store an object of a class in shared preference and retrieve the object later?
13 Answers
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C# Sortable collection which allows duplicate keys
...ts IComparable:
/// <summary>
/// Comparer for comparing two keys, handling equality as beeing greater
/// Use this Comparer e.g. with SortedLists or SortedDictionaries, that don't allow duplicate keys
/// </summary>
/// <typeparam name="TKey"></typeparam>
public class Dupli...
android:drawableLeft margin and/or padding
...ssible to set the margin or padding for the image which we added with the android:drawableLeft ?
18 Answers
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Selectively revert or checkout changes to a file in Git?
Is there a command that allows you to partially undo the changes to a file (or files) in the working directory?
4 Answers
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Ruby equivalent of virtualenv?
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RVM works closer to how virtualenv works since it lets you sandbox different ruby versions and their gems, etc.
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