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How to count the frequency of the elements in an unordered list?
...way you would a normal dict. If you really want a dict, however, you could convert it to a dict using dict(counter).
– unutbu
Mar 22 '15 at 0:46
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Scanning Java annotations at runtime [closed]
... Updated to use Java7, no problem. Just remove the annoations and convert the functions to use anonymous inner classes. I like the 1 file style. The code is nice an clean, so even though it doesn't support a few things I would like (class + annotation at same time) I think that would be p...
How do I parse JSON in Android? [duplicate]
...;
} catch (Exception e) {
Log.e("Buffer Error", "Error converting result " + e.toString());
}
// try parse the string to a JSON object
try {
jObj = new JSONObject(json);
} catch (JSONException e) {
Log.e("JSON Parser", "Err...
How to flatten tree via LINQ?
...n then filter by group using Where(...).
To earn some "points for style", convert Flatten to an extension function in a static class.
public static IEnumerable<MyNode> Flatten(this IEnumerable<MyNode> e) =>
e.SelectMany(c => c.Elements.Flatten()).Concat(e);
To earn more poi...
Case-insensitive string comparison in C++ [closed]
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@wonkorealtime: because "ß" converted to uppercase is "SS": fileformat.info/info/unicode/char/df/index.htm
– Mooing Duck
May 29 '14 at 23:11
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Does Java have something like C#'s ref and out keywords?
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Like many others, I needed to convert a C# project to Java. I did not find a complete solution on the web regarding out and ref modifiers. But, I was able to take the information I found, and expand upon it to create my own classes to fulfill the requirem...
How to deserialize a list using GSON or another JSON library in Java?
... hassle with the Type object, and if you really need a list you can always convert the array to a list, e.g.:
List<Video> videoList = Arrays.asList(videoArray);
IMHO this is much more readable.
In Kotlin this looks like this:
Gson().fromJson(jsonString, Array<Video>::class.java)
...
How to pass table value parameters to stored procedure from .net code
...re ordinals
If you fail to do this you will get a parse error, failed to convert nvarchar to int.
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Memoization in Haskell?
... r = l + s
s' = s * 2
Since we can index, you can just convert a tree into a list:
toList :: Tree a -> [a]
toList as = map (index as) [0..]
You can check the work so far by verifying that toList nats gives you [0..]
Now,
f_tree :: Tree Int
f_tree = fmap (f fastest_f) nat...
How to create a zip file in Java
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@kdzia, the first line converts the StringBuilder value into a byte array, and the second line takes that byte array and writes it to the ZipEntry within the "test.zip" file. These lines are necessary because Zip files work with byte arrays, not st...