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When is the @JsonProperty property used and what is it used for?
...er-case letter.
public class Parameter {
@JsonProperty("Name")
public String name;
@JsonProperty("Value")
public String value;
}
This correctly parses to/from the JSON:
"Parameter":{
"Name":"Parameter-Name",
"Value":"Parameter-Value"
}
...
get and set in TypeScript
...
You can write this
class Human {
private firstName : string;
private lastName : string;
constructor (
public FirstName?:string,
public LastName?:string) {
}
get FirstName() : string {
console.log("Get FirstName : ", this.firstName);
...
Java String array: is there a size of method?
...
Yes, .length (property-like, not a method):
String[] array = new String[10];
int size = array.length;
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Is there a way to create multiline comments in Python?
...
You can use triple-quoted strings. When they're not a docstring (the first thing in a class/function/module), they are ignored.
'''
This is a multiline
comment.
'''
(Make sure to indent the leading ''' appropriately to avoid an IndentationError.)
...
Extract numbers from a string
I want to extract the numbers from a string that contains numbers and letters like:
20 Answers
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What is the { get; set; } syntax in C#?
...r the following (similar code will be generated by the compiler):
private string name;
public string Name
{
get
{
return this.name;
}
set
{
this.name = value;
}
}
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Graph Algorithm To Find All Connections Between Two Arbitrary Vertices
...a.util.Map;
import java.util.Set;
public class Graph {
private Map<String, LinkedHashSet<String>> map = new HashMap();
public void addEdge(String node1, String node2) {
LinkedHashSet<String> adjacent = map.get(node1);
if(adjacent==null) {
adjac...
How to dump a table to console?
... It returns a function that transforms any Lua value into a human-readable string:
local inspect = require('inspect')
print(inspect({1,2,3})) -- {1, 2, 3}
print(inspect({a=1,b=2})
-- {
-- a = 1
-- b = 2
-- }
It indents subtables properly, and handles "recursive tables" (tables that contain r...
Can I redirect the stdout in python into some sort of string buffer?
... a small FTP client, but some of the functions in the package don't return string output, but print to stdout . I want to redirect stdout to an object which I'll be able to read the output from.
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How can I count occurrences with groupBy?
...il.*;
import java.util.stream.*;
class Test {
public static void main(String[] args) {
List<String> list = new ArrayList<>();
list.add("Hello");
list.add("Hello");
list.add("World");
Map<String, Long> counted = list.stream()
...