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How to convert wstring into string?
The question is how to convert wstring to string?
16 Answers
16
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When do you use map vs flatMap in RxJava?
...onError handler for you.
Observable.from(jsonFile).map(new Func1<File, String>() {
@Override public String call(File file) {
try {
return new Gson().toJson(new FileReader(file), Object.class);
} catch (FileNotFoundException e) {
// this exception is...
How to get the first element of the List or Set? [duplicate]
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In Java >=8 you could also use the Streaming API:
Optional<String> first = set.stream().findFirst();
(Useful if the Set/List may be empty.)
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How do I convert from int to String?
I'm working on a project where all conversions from int to String are done like this:
20 Answers
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Switch statement for string matching in JavaScript
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You can't do it in a switch unless you're doing full string matching; that's doing substring matching. (This isn't quite true, as Sean points out in the comments. See note at the end.)
If you're happy that your regex at the top is stripping away everything that you don't want ...
What exactly is Type Coercion in Javascript?
... + 5
Uh oh. In JavaScript, + can mean add two numbers or concatenate two strings. In this case, we have neither two numbers nor two strings. We only have one number and an object. According to JavaScript's type rules, this makes no logical sense. Since it’s forgiving about you breaking its rules...
Find location of a removable SD card
...ound here.
CODE:
public class ExternalStorage {
public static final String SD_CARD = "sdCard";
public static final String EXTERNAL_SD_CARD = "externalSdCard";
/**
* @return True if the external storage is available. False otherwise.
*/
public static boolean isAvailable(...
How do I concatenate multiple C++ strings on one line?
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#include <sstream>
#include <string>
std::stringstream ss;
ss << "Hello, world, " << myInt << niceToSeeYouString;
std::string s = ss.str();
Take a look at this Guru Of The Week article from Herb Sutter: The String Formatters of Ma...
Java: Get last element after split
I am using the String split method and I want to have the last element.
The size of the Array can change.
12 Answers
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Find a value in an array of objects in Javascript [duplicate]
...n an array of named objects, and I need to get the object where "name" is "string 1". Here is an example array.
20 Answers
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