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Javascript array search and remove string?
...to remove only the first occurence:
t = ['A', 'B', 'C', 'B'];
t.splice(t.indexOf('B'), 1); // will return ['B'] and t is now equal to ['A', 'C', 'B']
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Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
...t properties, then click on run, then input your project relative URL like index.jsp.
Project->Properties
Click on Run
Relative URL:/index.jsp (Select your project root URL)
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How to apply a CSS filter to a background image
...and left: 0; right: 0;. The difference in displaying them comes from the z-index values which have been set differently for the elements.
.background-image {
position: fixed;
left: 0;
right: 0;
z-index: 1;
display: block;
background-image: url('https://i.imgur.com/lL6tQfy.png'...
Changing the child element's CSS when the parent is hovered
...title>
<style>
.parent { display: block; position: relative; z-index: 0;
height: auto; width: auto; padding: 25px;
}
.parent-bg { display: block; height: 100%; width: 100%;
position: absolute; top: 0px; left: 0px;
border: 1px solid...
Store print_r result into a variable as a string or text
...
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Staging Deleted files
... name (e.g. dir to add dir/file1 and dir/file2) can be given to update the index to match the current state of the directory as a whole (e.g. specifying dir will record not just a file dir/file1 modified in the working tree, a file dir/file2 added to the working tree, but also a file dir/file3 remov...
Serving static files with Sinatra
...ill serve assets in public. For the empty route, you'll want to render the index document.
require 'rubygems'
require 'sinatra'
get '/' do
File.read(File.join('public', 'index.html'))
end
Routes should return a String which become the HTTP response body. File.read opens a file, reads the file,...
Replace a character at a specific index in a string?
I'm trying to replace a character at a specific index in a string.
8 Answers
8
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Is there a concurrent List in Java's JDK?
...ow can I create a concurrent List instance, where I can access elements by index? Does the JDK have any classes or factory methods I can use?
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Samples of Scala and Java code where Scala code looks simpler/has fewer lines?
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Task: Write a program to index a list of keywords (like books).
Explanation:
Input: List<String>
Output: Map<Character, List<String>>
The key of map is 'A' to 'Z'
Each list in the map are sorted.
Java:
import java.util.*;
cla...