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How to write string literals in python without having to escape them?
Is there a way to declare a string variable in python such that everything inside of it is automatically escaped, or has its literal character value?
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How to parse JSON in Scala using standard Scala classes?
...pply(a:Any):Option[T] = Some(a.asInstanceOf[T]) }
object M extends CC[Map[String, Any]]
object L extends CC[List[Any]]
object S extends CC[String]
object D extends CC[Double]
object B extends CC[Boolean]
val jsonString =
"""
{
"languages": [{
"name": "English",
...
Test if string is a number in Ruby on Rails
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Create is_number? Method.
Create a helper method:
def is_number? string
true if Float(string) rescue false
end
And then call it like this:
my_string = '12.34'
is_number?( my_string )
# => true
Extend String Class.
If you want to be able to call is_number? directly on the string...
Converting JSON data to Java object
I want to be able to access properties from a JSON string within my Java action method. The string is available by simply saying myJsonString = object.getJson() . Below is an example of what the string can look like:
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.NET NewtonSoft JSON deserialize map to a different property name
I have following JSON string which is received from an external party.
5 Answers
5
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Can I replace groups in Java regex?
...(...). I'm assuming you wanted to replace the first group with the literal string "number" and the second group with the value of the first group.
Pattern p = Pattern.compile("(\\d)(.*)(\\d)");
String input = "6 example input 4";
Matcher m = p.matcher(input);
if (m.find()) {
// replace first nu...
Given a DateTime object, how do I get an ISO 8601 date in string format?
...). Refer to the comments section for more information.
DateTime.UtcNow.ToString("yyyy-MM-ddTHH\\:mm\\:ss.fffffffzzz");
This gives you a date similar to 2008-09-22T13:57:31.2311892-04:00.
Another way is:
DateTime.UtcNow.ToString("o");
which gives you 2008-09-22T14:01:54.9571247Z
To get the s...
'str' object does not support item assignment in Python
I would like to read some characters from a string and put it into other string (Like we do in C).
7 Answers
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Lambda expression to convert array/List of String to array/List of Integers
...p(func).toArray(generator);
}
And use it like this:
//for lists
List<String> stringList = Arrays.asList("1","2","3");
List<Integer> integerList = convertList(stringList, s -> Integer.parseInt(s));
//for arrays
String[] stringArr = {"1","2","3"};
Double[] doubleArr = convertArray(s...
How to programmatically display version/build number of target in iOS app?
... minor incremental changes.
To get the version number:
Objective-C:
NSString * appVersionString = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleShortVersionString"];
Swift < 3.0:
let appVersionString: String = NSBundle.mainBundle().objectForInfoDictionaryKey("CFBundleShortVe...