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How to insert a character in a string at a certain position?
...bly a faster implementation than using a StringBuffer. As mentioned in the Java docs:
This class provides an API compatible with StringBuffer, but with no guarantee of synchronization. This class is designed for use as a drop-in replacement for StringBuffer in places where the string buffer was...
Why do I get an UnsupportedOperationException when trying to remove an element from a List?
... if you want to split on a literal |, you must escape it to \|, which as a Java string literal is "\\|".
Fix:
template.split("\\|")
On better algorithm
Instead of calling remove one at a time with random indices, it's better to generate enough random numbers in the range, and then traversing ...
The easiest way to transform collection to array?
...
Alternative solution to the updated question using Java 8:
Bar[] result = foos.stream()
.map(x -> new Bar(x))
.toArray(size -> new Bar[size]);
share
|
improve...
How to split a String by space
...a solution. It is far from optimal to rely on regex for this, but now that Java has 8bit / 16bit byte representation, an efficient solution for this becomes quite long.
public class SplitStringTest
{
static final Pattern TRIM_UNICODE_PATTERN = Pattern.compile("^\\p{Blank}*(.*)\\p{Blank}$", UNICO...
Android How to adjust layout in Full Screen Mode when softkeyboard is visible
...o big.
The code has been ported to Kotlin, but porting my changes back to Java is simple. Let me know if you need help:
class AndroidBug5497Workaround constructor(activity: Activity) {
private val contentContainer = activity.findViewById(android.R.id.content) as ViewGroup
private val rootV...
Why functional languages? [closed]
...amic language programmer complaining that a statically typed language like Java made it hard to return whatever type she wanted from a method, because she had to return whatever the type declaration said it would return.
– Ben
Feb 10 '14 at 21:37
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How to mark a build unstable in Jenkins when running shell scripts
...scripts, then you can use the following command to mark a build unstable:
java -jar jenkins-cli.jar set-build-result unstable
To mark build unstable on error, you can use:
failing_cmd cmd_args || java -jar jenkins-cli.jar set-build-result unstable
The problem is that jenkins-cli.jar has to be ...
javax.validation.ValidationException: HV000183: Unable to load 'javax.el.ExpressionFactory'
...g to pom.xml following dependencies:
<dependency>
<groupId>javax.el</groupId>
<artifactId>javax.el-api</artifactId>
<version>2.2.4</version>
</dependency>
<dependency>
<groupId>org.glassfish.web</groupId>
<artifactI...
How to return a value from __init__ in Python?
...s new implicit in Python? I assumed Python's semantics were different from Java and the other languages that do use this word.
– cs95
Jul 20 '16 at 6:06
1
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Bold words in a string of strings.xml in Android
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@andygeers getText from Java file. How to do it If we are using it in layout xml?
– Moinkhan
Apr 25 '19 at 11:21
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