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How do I convert an NSString value to NSData?
How do I convert an NSString value to NSData ?
11 Answers
11
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Extracting the last n characters from a ruby string
To get the last n characters from a string, I assumed you could use
8 Answers
8
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Intersection and union of ArrayLists in Java
...ts input to the methods.
public class Test {
public static void main(String... args) throws Exception {
List<String> list1 = new ArrayList<String>(Arrays.asList("A", "B", "C"));
List<String> list2 = new ArrayList<String>(Arrays.asList("B", "C", "D", "E"...
Join a list of items with different types as string in Python
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Calling str(...) is the Pythonic way to convert something to a string.
You might want to consider why you want a list of strings. You could instead keep it as a list of integers and only convert the integers to strings when you need to display them. For example, if you have a list of in...
Check whether a path is valid
...
Try Uri.IsWellFormedUriString():
The string is not correctly escaped.
http://www.example.com/path???/file name
The string is an absolute Uri that represents an implicit file Uri.
c:\\directory\filename
The string is an absolute URI that is mi...
Using str_replace so that it only acts on the first match?
...] - The maximum possible
replacements for each pattern in each
subject string. Defaults to -1 (no
limit).
Though, see zombat's answer for a more efficient method (roughly, 3-4x faster).
share
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Best way to create an empty map in Java
... immutable:
Collections.emptyMap()
// or, in some cases:
Collections.<String, String>emptyMap()
You'll have to use the latter sometimes when the compiler cannot automatically figure out what kind of Map is needed (this is called type inference). For example, consider a method declared like...
Check substring exists in a string in C
I'm trying to check whether a string contains a substring in C like:
12 Answers
12
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How to respond with HTTP 400 error in a Spring MVC @ResponseBody method returning String?
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What if you are passing something other than a string back? As in a POJO or other object?
– mrshickadance
Nov 18 '14 at 16:28
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TypeScript Objects as Dictionary types as in C#
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In newer versions of typescript you can use:
type Customers = Record<string, Customer>
In older versions you can use:
var map: { [email: string]: Customer; } = { };
map['foo@gmail.com'] = new Customer(); // OK
map[14] = new Customer(); // Not OK, 14 is not a string
map['bar@hotmail.com']...