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Setting default value for TypeScript object passed as argument
...ks in TypeScript 1.5:
function sayName({ first, last = 'Smith' }: {first: string; last?: string }): void {
const name = first + ' ' + last;
console.log(name);
}
sayName({ first: 'Bob' });
The trick is to first put in brackets what keys you want to pick from the argument object, with key=valu...
Android- create JSON Array and JSON Object
...entsObj = new JSONObject();
studentsObj.put("Students", jsonArray);
String jsonStr = studentsObj.toString();
System.out.println("jsonString: "+jsonStr);
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How to extract numbers from a string in Python?
I would extract all the numbers contained in a string. Which is the better suited for the purpose, regular expressions or the isdigit() method?
...
Do I need quotes for strings in YAML?
... of a Rails project. I am a little confused though, as in some files I see strings in double-quotes and in some without. A few points to consider:
...
Java equivalent of C#'s verbatim strings with @
Quick question. Is there an equivalent of @ as applied to strings in Java:
4 Answers
4...
Pass Method as Parameter using C#
...an example that should work:
public class Class1
{
public int Method1(string input)
{
//... do something
return 0;
}
public int Method2(string input)
{
//... do something different
return 1;
}
public bool RunTheMethod(Func<string, int...
Most lightweight way to create a random string and a random hexadecimal number
What is the most lightweight way to create a random string of 30 characters like the following?
13 Answers
...
Pandas groupby: How to get a union of strings
...
In [4]: df = read_csv(StringIO(data),sep='\s+')
In [5]: df
Out[5]:
A B C
0 1 0.749065 This
1 2 0.301084 is
2 3 0.463468 a
3 4 0.643961 random
4 1 0.866521 string
5 2 0.120737 !
In [6]: df.dtype...
Android REST client, Sample?
...cute when the profile is available.
*/
public void getUserProfile(String userName, final GetResponseCallback callback){
String restUrl = Utils.constructRestUrlForProfile(userName);
new GetTask(restUrl, new RestTaskCallback (){
@Override
public void on...
Read url to string in few lines of java code
...assed since the original answer was accepted, there's a better approach:
String out = new Scanner(new URL("http://www.google.com").openStream(), "UTF-8").useDelimiter("\\A").next();
If you want a slightly fuller implementation, which is not a single line, do this:
public static String readStrin...