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How can I check if a single character appears in a string?
In Java is there a way to check the condition:
17 Answers
17
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Get the current language in device
...guage from the current locale. You can extract the locale via the standard Java API, or by using the Android Context. For instance, the two lines below are equivalent:
String locale = context.getResources().getConfiguration().locale.getDisplayName();
String locale = java.util.Locale.getDefault().g...
Jackson databind enum case insensitive
...onfig,
final JavaType type,
BeanDescription beanDesc,
final JsonDeserializer<?> deserializer) {
...
Turning a string into a Uri in Android
...he doc http://developer.android.com/reference/android/net/Uri.html#parse%28java.lang.String%29
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What do 'lazy' and 'greedy' mean in the context of regular expressions?
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Refer to the example below for what is greedy and what is lazy.
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Test {
public static void main(String args[]){
String money = "100000000999";
String greedyRegex = "100(0*)";
Pattern pattern ...
How do I get the currently displayed fragment?
...rn NULL which will lead to NPE saying "Attempt to invoke interface method 'java.util.Iterator java.util.List.iterator()' on a NULL object reference". Therefore, the for loop should be surrounded by a simple check: if (fragments != null)
– Pranav Mahajan
Dec...
Evaluate if list is empty JSTL
...'s also the function tags, a bit more flexible:
<%@ taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn" %>
<c:if test="${fn:length(list) > 0}">
And here's the tag documentation.
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How to determine if a number is a prime with regex?
I found the following code example for Java on RosettaCode :
4 Answers
4
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Maven artifact and groupId naming
...or groupId (since such are quite unique) with all the constrains regarding Java packages names
project name as artifactId (keeping in mind that it should be jar-name friendly i.e. not contain characters that maybe invalid for a file name or just look weird)
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How to use icons and symbols from “Font Awesome” on Native Android Application
...height="wrap_content"
android:textSize="48sp"
android:text="P" />
java:
Typeface typeface = Typeface.createFromAsset(getAssets(), "icomoon.ttf");
textView.setTypeface(typeface);
I've given a talk on making beautiful Android apps, which includes explanation on using icon fonts, plus addin...