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How to find out if a Python object is a string?
...to_test, str)
This follows the fix of the official 2to3 conversion tool: converting basestring to str.
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Func delegate with no return type
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.NET 2 also had (or has) a delegate type Converter<TInput, TOutput> which was like the later Func<T, TResult>. It was used in the List<>.ConvertAll method which projected every element in a List<> onto another object, and placed all the "func...
Pretty-Print JSON in Java
...o pretty-print the data.
JSONObject json = new JSONObject(jsonString); // Convert text to object
System.out.println(json.toString(4)); // Print it with specified indentation
The order of fields in JSON is random per definition. A specific order is subject to parser implementation.
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TextEnhancer拓展 - 增强App中的文本格式 - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
...ffortlessly add advanced text features to your app, making it more dynamic and engaging for your users.Blocks[size=15.008px]SetTextJustification:Set or unset text justification for the specified label. Justification values: true to justify, false for no justification.
blocks (26)[size=15.008px]800...
How can I get the list of files in a directory using C or C++?
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In small and simple tasks I do not use boost, I use dirent.h which is also available for windows:
DIR *dir;
struct dirent *ent;
if ((dir = opendir ("c:\\src\\")) != NULL) {
/* print all the files and directories within directory */...
Best way to parseDouble with comma as decimal separator?
... just use French format, a number in Spanish format (1.222.222,33) will be converted to "1 222 222,33", which is not what I want. So thanks!
– WesternGun
Mar 30 '17 at 14:55
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How can I remove the decimal part from JavaScript number?
... parseInt won't work reliably for large numbers, because it works by first converting its argument to a string, and for large numbers the result will use exponential notation. For example: var n = 22222222222222222222222; parseInt(n); will return 2, because n.toString() returns 2.2222222222222223e+...
A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7
I have read a lot of docs and code that in theory will validate an in-app and/or bundle receipt.
3 Answers
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Is not an enclosing class Java
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What I would suggest is not converting the non-static class to a static class because in that case, your inner class can't access the non-static members of outer class.
Example :
class Outer
{
class Inner
{
//...
}
}
So, in such ...
Get names of all keys in the collection
...ation with the new $objectToArray aggregation operator in version 3.4.4 to convert all top key-value pairs into document arrays, followed by $unwind and $group with $addToSet to get distinct keys across the entire collection. (Use $$ROOT for referencing the top level document.)
db.things.aggregate([...