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Where does Java's String constant pool live, the heap or the stack?
...mple, if you init the following objects:
String s1 = "abc";
String s2 = "123";
String obj1 = new String("abc");
String obj2 = new String("def");
String obj3 = new String("456);
String literals s1 and s2 will go to string constant pool, objects obj1, obj2, obj3 to the heap. All of them, will be r...
Why use strict and warnings?
...
Borodin
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answered Nov 5 '11 at 23:21
moodywoodymoodyw...
How can you integrate a custom file browser/uploader with CKEditor?
...; /* thumbnails per row */
$thumIndicator = '_th'; /* e.g., *image123_th.jpg*) -> if not using thumbNails then use empty string */
?>
<!DOCTYPE html>
<html>
<head>
<title>browse file</title>
<meta charset="utf-8">
<styl...
What is the difference between Ruby 1.8 and Ruby 1.9
..._s
=> "[1, 2, 3]"
Ruby 1.8.6
irb(main):001:0> [1,2,3].to_s
=> "123"
Action: Use .join instead
Colon No Longer Valid In When Statements
Ruby 1.9
irb(main):001:0> case 'a'; when /\w/: puts 'word'; end
SyntaxError: (irb):1: syntax error, unexpected ':',
expecting keyword_then or '...
What does “abstract over” mean?
... def add(a: Product, b: Product) = Product(a.value * b.value)
}
val sumOf123 = mapReduce(List(1,2,3), Sum)
val productOf456 = mapReduce(List(4,5,6), Product)
We have abstracted over monoids and foldables.
share
...
Accessing an SQLite Database in Swift
... Id = ?") != .Ok )
{
/* handle error */
}
statement.bindInt(1, value: 123);
if ( statement.step() == .Row )
{
/* do something with statement */
var id:Int = statement.getIntAt(0)
var stringValue:String? = statement.getStringAt(1)
var boolValue:Bool = statement.getBoolAt(2)
...
Use of Finalize/Dispose method in C#
...
123
The official pattern to implement IDisposable is hard to understand. I believe this one is bet...
RESTful Alternatives to DELETE Request Body
...ngs. The query string is part of the URI. Sending a DELETE request to /foo?123 means you are deleting a different resource than if you were to send DELETE to /foo?456.
– Nicholas Shanks
Jan 25 '16 at 17:38
...
Pass a data.frame column name to a function
...e more about tidyeval here.
library(rlang)
library(tidyverse)
set.seed(123)
df <- data.frame(B = rnorm(10), D = rnorm(10))
Use column names as strings
fun3 <- function(x, ...) {
# capture strings and create variables
dots <- ensyms(...)
# unquote to evaluate inside dplyr verbs
...
What is the difference between “text” and new String(“text”)?
...
123
String literals will go into String Constant Pool.
The below snapshot might help you to under...