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Why so red? IntelliJ seems to think every declaration/method cannot be found/resolved
I just installed and re-installed IntelliJ. Every Java file is coming up RED. I checked the JDK; it is at 1.6.##. The maven clean install build worked just fine.
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Any way to declare a size/partial border to a box?
...raw some of the borders.
See here.
Code:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Responsive partial borders</title>
<style>
/* ungrid without mobile */
.row{width:100%;display:table;table-layout:fi...
C# Set collection?
Does anyone know if there is a good equivalent to Java's Set collection in C#? I know that you can somewhat mimic a set using a Dictionary or a HashTable by populating but ignoring the values, but that's not a very elegant way.
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Why isn't textarea an input[type=“textarea”]?
...e them. It also respects the white spaces.
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>Yes I can</title>
</head>
<body>
<textarea name="test">
I can put < and > and & signs in
my...
How to disable breadcrumbs in Eclipse
How can I disable the Java editor breadcrumb in Eclipse?
11 Answers
11
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Read error response body in Java
In Java, this code throws an exception when the HTTP result is 404 range:
8 Answers
8
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Java regex capturing groups indexes
...r capturing groups in different branches of alternation.
Group name
From Java 7, you can define a named capturing group (?<name>pattern), and you can access the content matched with Matcher.group(String name). The regex is longer, but the code is more meaningful, since it indicates what you ...
How do I use a PriorityQueue?
...d.
Here's an example of a priority queue sorting by string length:
// Test.java
import java.util.Comparator;
import java.util.PriorityQueue;
public class Test {
public static void main(String[] args) {
Comparator<String> comparator = new StringLengthComparator();
PriorityQ...
Is it bad practice to make a setter return “this”?
Is it a good or bad idea to make setters in java return "this"?
27 Answers
27
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Java generics - why is “extends T” allowed but not “implements T”?
I wonder if there is a special reason in Java for using always " extends " rather than " implements " for defining bounds of typeparameters.
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